Befehl 1: sudo aptitude install memtester
Befehl 2: sudo memtester 500 1
Bedeutung:
Test mit 500MByte und 1 Durchlauf (Loop)
Hier noch der Auszug aus dem kern.log: [ 4902.056044] BUG: unable to handle kernel paging request at fffffdff8105f321 [ 4902.056071] IP: [<fffffdff8105f321>] 0xfffffdff8105f320 [ 4902.056089] PGD 0 [ 4902.056096] Oops: 0010 [#1] SMP [ 4902.056108] CPU 0 [ 4902.056113] Modules linked in: parport_pc ppdev lp parport bnep rfcomm bluetooth rfkill uinput nfsd nfs nfs_acl auth_rpcgss fscache lockd sunrpc ext2 loop snd_hda_codec_hdmi usblp nouveau mxm_wmi wmi video ttm drm_kms_helper drm snd_hda_codec_realtek snd_hda_intel power_supply i2c_i801 snd_hda_codec snd_hwdep snd_pcm snd_page_alloc acpi_cpufreq mperf iTCO_wdt iTCO_vendor_support snd_seq snd_seq_device snd_timer snd i2c_algo_bit i2c_core asus_atk0110 coretemp soundcore psmouse serio_raw evdev pcspkr processor thermal_sys button ext4 crc16 jbd2 mbcache usbhid hid sg sd_mod crc_t10dif sr_mod cdrom ahci ata_generic floppy libahci ata_piix pata_jmicron uhci_hcd firewire_ohci libata firewire_core crc_itu_t ehci_hcd atl1e scsi_mod usbcore usb_common [last unloaded: scsi_wait_scan] [ 4902.056370] [ 4902.056376] Pid: 550, comm: kworker/0:3 Not tainted 3.2.0-4-amd64 #1 Debian 3.2.41-2 System manufacturer P5QL-E/P5QL-E [ 4902.056436] RIP: 0010:[<fffffdff8105f321>] [<fffffdff8105f321>] 0xfffffdff8105f320 [ 4902.056452] RSP: 0018:ffff880233cddf00 EFLAGS: 00010246 [ 4902.056463] RAX: 0000000000000000 RBX: ffff8802334a9db8 RCX: 00000475594ecb56 [ 4902.056474] RDX: 0000000000006803 RSI: ffff88023fc0e640 RDI: ffff88023fc0e640 [ 4902.056484] RBP: ffff880236371ec0 R08: ffff880233cdc000 R09: 0000000000013780 [ 4902.056494] R10: ffff88019adaf840 R11: ffff88019adaf840 R12: ffffffff8105c124 [ 4902.056504] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 4902.056515] FS: 0000000000000000(0000) GS:ffff88023fc00000(0000) knlGS:0000000000000000 [ 4902.056526] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b [ 4902.056537] CR2: fffffdff8105f321 CR3: 000000014db2a000 CR4: 00000000000006f0 [ 4902.056547] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 4902.056558] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 4902.056568] Process kworker/0:3 (pid: 550, threadinfo ffff880233cdc000, task ffff8802343bc730) [ 4902.056580] Stack: [ 4902.056585] ffff880200000001 ffff880236371ec0 ffffffff00000000 ffff880200010001 [ 4902.056604] ffff88012d077e20 ffff88012d077e20 0000000000000000 0000000000000000 [ 4902.056624] 0000000000000000 ffffffff81354ab4 0000000000000000 0000000000000000 [ 4902.056642] Call Trace: [ 4902.056653] [<ffffffff81354ab4>] ? kernel_thread_helper+0x4/0x10 [ 4902.056666] [<ffffffff8105f2ab>] ? kthread_worker_fn+0x139/0x139 [ 4902.056678] [<ffffffff81354ab0>] ? gs_change+0x13/0x13 [ 4902.056685] Code: Bad RIP value. [ 4902.056699] RIP [<fffffdff8105f321>] 0xfffffdff8105f320 [ 4902.056713] RSP <ffff880233cddf00> [ 4902.056720] CR2: fffffdff8105f321 [ 4902.060019] ---[ end trace bb866e2c3388a02b ]--- Manfred