---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6529 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 776 5164 4 2294 7165 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:0f:c9:a6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 71796sec preferred_lft 71796sec inet6 fe80::f816:3eff:fe0f:c9a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6529) 09/10/26 _x86_64_ (2 CPU) 01:04:29 LINUX RESTART (2 CPU) 01:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:03 1.40 0.01 1.39 0.00 0.07 16.71 0.21 01:30:03 1.52 0.00 1.50 0.02 0.00 18.75 853.21 01:40:23 1.50 0.02 1.48 0.00 2.08 17.45 0.14 01:50:01 15.06 0.00 1.34 13.72 0.15 15.97 113288.75 02:00:01 2.14 0.33 1.79 0.02 43.48 107.81 852.76 02:10:03 1.35 0.00 1.35 0.00 0.00 16.09 5.06 02:20:01 1.39 0.00 1.37 0.02 0.00 16.04 49.90 02:30:01 1.50 0.00 1.47 0.03 0.00 18.13 902.32 02:40:03 1.34 0.00 1.32 0.02 0.00 16.02 49.58 02:50:01 1.36 0.00 1.34 0.02 0.00 16.18 45.06 03:00:01 1.59 0.00 1.56 0.03 0.00 19.29 684.28 03:10:03 1.38 0.00 1.36 0.02 0.00 16.87 49.54 03:20:01 1.42 0.00 1.40 0.02 0.00 17.01 49.91 03:30:01 1.56 0.00 1.53 0.03 0.00 19.53 689.22 03:40:03 1.37 0.00 1.35 0.02 0.00 16.90 49.57 03:50:01 1.30 0.00 1.28 0.02 0.00 15.99 49.88 04:00:01 1.57 0.00 1.54 0.03 0.00 19.62 903.85 04:10:03 1.38 0.00 1.36 0.02 0.00 16.99 49.52 04:20:01 1.38 0.00 1.37 0.02 0.00 16.64 49.92 04:30:01 1.51 0.00 1.49 0.03 0.00 18.88 471.23 04:40:47 1.45 0.00 1.43 0.02 0.00 17.84 50.82 04:50:01 1.36 0.00 1.35 0.02 0.00 16.55 53.83 05:00:01 1.62 0.00 1.59 0.03 0.00 20.02 689.20 Average: 2.04 0.02 1.43 0.59 1.99 21.37 5029.32 01:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:03 6294308 7541856 278720 3.43 30620 1423600 533056 5.81 441324 1184012 212 01:30:03 6294044 7542140 278372 3.42 30812 1423932 533184 5.81 441600 1184536 232 01:40:23 6282356 7531608 288908 3.55 30992 1424900 534936 5.83 443548 1185124 132 01:50:01 6281380 7531176 289184 3.56 31160 1425264 533588 5.81 442868 1185628 124 02:00:01 6226716 7516624 302672 3.72 31792 1464196 735088 8.01 461296 1214980 176 02:10:03 6234280 7524704 294576 3.62 31980 1464528 735220 8.01 461412 1215492 260 02:20:01 6240104 7531056 288216 3.54 32188 1464836 735220 8.01 461224 1216016 288 02:30:01 6237624 7529140 290092 3.57 32396 1465176 735220 8.01 461376 1216556 296 02:40:03 6239744 7531816 287424 3.53 32612 1465500 735220 8.01 461444 1217104 208 02:50:01 6239944 7532688 286552 3.52 32816 1465956 735308 8.01 461588 1217636 284 03:00:01 6236128 7529420 289752 3.56 33032 1466280 735308 8.01 461752 1218176 284 03:10:03 6235624 7529456 289676 3.56 33240 1466612 735308 8.01 461760 1218712 272 03:20:01 6234620 7529000 290144 3.57 33448 1466936 735308 8.01 461648 1219248 284 03:30:01 6230604 7525680 293260 3.61 33676 1467388 735372 8.01 461816 1219800 284 03:40:03 6227832 7523460 295512 3.63 33892 1467716 735504 8.01 462020 1220344 232 03:50:01 6227832 7523956 294980 3.63 34084 1468044 735508 8.01 461856 1220832 296 04:00:01 6233188 7529892 289068 3.55 34292 1468372 735512 8.01 461952 1221400 288 04:10:03 6233188 7530432 288508 3.55 34500 1468708 735512 8.01 462072 1221936 292 04:20:01 6232432 7530332 288588 3.55 34692 1469156 735512 8.01 462244 1222456 288 04:30:01 6237500 7535964 282956 3.48 34916 1469484 735512 8.01 462128 1223008 288 04:40:47 6237028 7536052 282824 3.48 35136 1469844 735512 8.01 462332 1223556 124 04:50:01 6240564 7540112 278792 3.43 35328 1470136 735512 8.01 462212 1224072 240 05:00:01 6231360 7531448 287400 3.53 35528 1470468 735576 8.01 462356 1224604 252 Average: 6243843 7530783 288529 3.55 33180 1459871 700304 7.63 458427 1213706 245 01:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:03 ens3 1.01 0.06 0.11 0.03 0.00 0.00 0.00 0.00 01:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:03 ens3 0.52 0.12 0.14 0.08 0.00 0.00 0.00 0.00 01:40:23 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 01:40:23 ens3 0.53 0.08 0.08 0.04 0.00 0.00 0.00 0.00 01:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:50:01 ens3 0.46 0.20 0.07 0.57 0.00 0.00 0.00 0.00 02:00:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.57 0.30 3.33 0.05 0.00 0.00 0.00 0.00 02:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:03 ens3 0.23 0.06 0.04 0.02 0.00 0.00 0.00 0.00 02:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:01 ens3 0.22 0.05 0.03 0.01 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.29 0.08 0.07 0.04 0.00 0.00 0.00 0.00 02:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:03 ens3 0.29 0.07 0.07 0.04 0.00 0.00 0.00 0.00 02:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 0.44 0.07 0.10 0.05 0.00 0.00 0.00 0.00 03:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:01 ens3 0.30 0.08 0.09 0.05 0.00 0.00 0.00 0.00 03:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:03 ens3 0.23 0.03 0.04 0.02 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 0.16 0.01 0.01 0.01 0.00 0.00 0.00 0.00 03:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:01 ens3 0.35 0.08 0.10 0.05 0.00 0.00 0.00 0.00 03:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:03 ens3 0.20 0.04 0.03 0.02 0.00 0.00 0.00 0.00 03:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:01 ens3 0.19 0.03 0.04 0.01 0.00 0.00 0.00 0.00 04:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:01 ens3 0.21 0.05 0.05 0.03 0.00 0.00 0.00 0.00 04:10:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:03 ens3 0.19 0.03 0.03 0.02 0.00 0.00 0.00 0.00 04:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:01 ens3 0.17 0.02 0.05 0.01 0.00 0.00 0.00 0.00 04:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:01 ens3 0.17 0.03 0.02 0.01 0.00 0.00 0.00 0.00 04:40:47 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:47 ens3 0.30 0.05 0.08 0.04 0.00 0.00 0.00 0.00 04:50:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:01 ens3 0.28 0.07 0.07 0.05 0.00 0.00 0.00 0.00 05:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:01 ens3 0.55 0.12 0.18 0.10 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 0.34 0.07 0.21 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-6529) 09/10/26 _x86_64_ (2 CPU) 01:04:29 LINUX RESTART (2 CPU) 01:10:03 CPU %user %nice %system %iowait %steal %idle 01:20:03 all 0.25 0.00 0.08 0.01 0.00 99.65 01:20:03 0 0.42 0.00 0.05 0.01 0.00 99.52 01:20:03 1 0.08 0.00 0.12 0.02 0.01 99.78 01:30:03 all 0.29 0.00 0.19 0.01 0.00 99.51 01:30:03 0 0.32 0.00 0.18 0.02 0.00 99.48 01:30:03 1 0.26 0.00 0.20 0.00 0.01 99.53 01:40:23 all 0.29 0.00 0.11 0.01 0.00 99.58 01:40:23 0 0.52 0.00 0.06 0.00 0.00 99.42 01:40:23 1 0.07 0.00 0.16 0.02 0.00 99.74 01:50:01 all 0.27 0.00 0.09 0.04 0.00 99.60 01:50:01 0 0.46 0.00 0.07 0.07 0.00 99.40 01:50:01 1 0.07 0.00 0.11 0.01 0.01 99.80 02:00:01 all 0.46 0.00 0.23 0.04 0.01 99.27 02:00:01 0 0.36 0.00 0.27 0.07 0.01 99.28 02:00:01 1 0.56 0.00 0.18 0.00 0.01 99.26 02:10:03 all 0.26 0.00 0.09 0.01 0.01 99.64 02:10:03 0 0.06 0.00 0.12 0.02 0.01 99.79 02:10:03 1 0.46 0.00 0.05 0.00 0.00 99.48 02:20:01 all 0.25 0.00 0.08 0.01 0.01 99.65 02:20:01 0 0.06 0.00 0.12 0.02 0.01 99.79 02:20:01 1 0.44 0.00 0.04 0.00 0.00 99.51 02:30:01 all 0.29 0.00 0.19 0.01 0.01 99.50 02:30:01 0 0.08 0.00 0.21 0.00 0.01 99.70 02:30:01 1 0.50 0.00 0.17 0.02 0.00 99.30 02:40:03 all 0.23 0.00 0.09 0.01 0.01 99.67 02:40:03 0 0.06 0.00 0.11 0.00 0.01 99.82 02:40:03 1 0.40 0.00 0.07 0.02 0.00 99.51 02:50:01 all 0.30 0.00 0.09 0.01 0.01 99.59 02:50:01 0 0.25 0.00 0.10 0.00 0.01 99.64 02:50:01 1 0.34 0.00 0.08 0.02 0.01 99.55 03:00:01 all 0.27 0.00 0.20 0.04 0.01 99.49 03:00:01 0 0.16 0.00 0.20 0.05 0.01 99.59 03:00:01 1 0.37 0.00 0.20 0.03 0.01 99.39 03:00:01 CPU %user %nice %system %iowait %steal %idle 03:10:03 all 0.24 0.00 0.11 0.01 0.01 99.63 03:10:03 0 0.17 0.00 0.13 0.01 0.01 99.68 03:10:03 1 0.31 0.00 0.10 0.00 0.01 99.58 03:20:01 all 0.26 0.00 0.09 0.01 0.01 99.63 03:20:01 0 0.41 0.00 0.05 0.02 0.01 99.52 03:20:01 1 0.11 0.00 0.13 0.00 0.01 99.74 03:30:01 all 0.28 0.00 0.18 0.01 0.01 99.52 03:30:01 0 0.09 0.00 0.20 0.02 0.01 99.68 03:30:01 1 0.47 0.00 0.16 0.00 0.01 99.36 03:40:03 all 0.27 0.00 0.08 0.01 0.00 99.64 03:40:03 0 0.05 0.00 0.09 0.02 0.00 99.83 03:40:03 1 0.48 0.00 0.07 0.00 0.00 99.44 03:50:01 all 0.24 0.00 0.08 0.01 0.00 99.67 03:50:01 0 0.05 0.00 0.09 0.02 0.01 99.84 03:50:01 1 0.43 0.00 0.07 0.01 0.00 99.49 04:00:01 all 0.29 0.00 0.19 0.01 0.00 99.50 04:00:01 0 0.09 0.00 0.22 0.02 0.00 99.66 04:00:01 1 0.48 0.00 0.17 0.00 0.00 99.35 04:10:03 all 0.25 0.00 0.11 0.01 0.00 99.63 04:10:03 0 0.05 0.00 0.13 0.02 0.00 99.79 04:10:03 1 0.45 0.00 0.08 0.00 0.00 99.46 04:20:01 all 0.27 0.00 0.11 0.01 0.00 99.60 04:20:01 0 0.06 0.00 0.14 0.02 0.01 99.77 04:20:01 1 0.49 0.00 0.08 0.00 0.00 99.44 04:30:01 all 0.27 0.00 0.18 0.01 0.00 99.53 04:30:01 0 0.06 0.00 0.20 0.02 0.01 99.72 04:30:01 1 0.49 0.00 0.16 0.00 0.00 99.34 04:40:47 all 0.28 0.00 0.10 0.01 0.01 99.61 04:40:47 0 0.07 0.00 0.14 0.02 0.01 99.77 04:40:47 1 0.48 0.00 0.06 0.00 0.00 99.44 04:50:01 all 0.26 0.00 0.10 0.01 0.01 99.62 04:50:01 0 0.15 0.00 0.11 0.01 0.01 99.73 04:50:01 1 0.37 0.00 0.09 0.02 0.01 99.51 04:50:01 CPU %user %nice %system %iowait %steal %idle 05:00:01 all 0.29 0.00 0.17 0.01 0.00 99.52 05:00:01 0 0.50 0.00 0.14 0.00 0.00 99.35 05:00:01 1 0.08 0.00 0.20 0.02 0.01 99.69 Average: all 0.28 0.00 0.13 0.01 0.01 99.58 Average: 0 0.20 0.00 0.14 0.02 0.01 99.64 Average: 1 0.36 0.00 0.12 0.01 0.00 99.51