---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-947 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 751 5194 4 2290 7190 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:1c:4b:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 73453sec preferred_lft 73453sec inet6 fe80::f816:3eff:fe1c:4b96/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-947) 09/07/26 _x86_64_ (2 CPU) 02:37:47 LINUX RESTART (2 CPU) 02:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:09 29.51 1.48 12.26 15.77 123.35 2154.39 107183.49 03:00:09 1.41 0.01 1.37 0.03 0.05 17.72 4.52 03:10:03 1.06 0.00 1.05 0.02 0.00 13.63 0.81 03:20:09 1.82 0.32 1.47 0.02 42.67 96.03 0.96 03:30:09 1.51 0.00 1.48 0.03 0.00 26.15 1.11 03:40:03 1.14 0.00 1.12 0.02 0.00 14.13 0.73 03:50:09 1.21 0.00 1.20 0.00 0.00 15.11 0.08 04:00:03 1.37 0.00 1.36 0.02 0.00 17.26 0.23 04:10:09 1.17 0.00 1.17 0.00 0.00 14.70 0.00 04:20:09 1.22 0.00 1.22 0.00 0.00 15.23 0.00 04:30:09 1.37 0.00 1.35 0.02 0.00 16.84 0.23 04:40:03 1.12 0.00 1.12 0.00 0.00 14.08 0.00 04:50:09 1.26 0.00 1.26 0.00 0.00 16.20 0.00 05:00:09 1.54 0.00 1.52 0.02 0.00 19.19 0.23 05:10:09 1.16 0.00 1.16 0.00 0.00 14.83 0.00 05:20:03 1.14 0.00 1.14 0.00 0.00 14.64 0.00 05:30:09 1.35 0.00 1.33 0.02 0.00 16.99 0.22 05:40:09 1.25 0.00 1.25 0.00 0.00 15.52 0.00 05:50:09 1.25 0.00 1.25 0.00 0.00 15.67 0.00 06:00:03 1.40 0.00 1.38 0.02 0.00 17.48 0.23 06:10:09 1.32 0.01 1.31 0.00 0.67 19.83 0.00 Average: 2.66 0.09 1.81 0.77 8.04 123.58 5173.23 02:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:09 5272724 7448772 318576 3.92 87228 2250060 562896 6.13 532696 2022096 168 03:00:09 5281740 7458320 308724 3.80 87416 2250396 562904 6.13 532708 2022632 176 03:10:03 5286272 7463324 303708 3.73 87568 2250724 563052 6.13 532820 2023104 296 03:20:09 5211160 7427448 339196 4.17 88024 2289412 763504 8.32 550804 2052172 2376 03:30:09 5211292 7428244 338368 4.16 88212 2289872 763568 8.32 551124 2052692 180 03:40:03 5217120 7434552 332056 4.08 88364 2290208 763568 8.32 551100 2053172 252 03:50:09 5217200 7435084 331532 4.08 88496 2290520 763632 8.32 551196 2053624 124 04:00:03 5217120 7435500 331068 4.07 88648 2290856 763696 8.32 551228 2054108 252 04:10:09 5224708 7443548 323028 3.97 88784 2291176 763696 8.32 551184 2054568 172 04:20:09 5231972 7451400 315196 3.88 88924 2291632 763696 8.32 551440 2055028 184 04:30:09 5216772 7436664 329948 4.06 89052 2291960 763696 8.32 551492 2055484 208 04:40:03 5216772 7437108 329508 4.05 89164 2292288 763760 8.32 551396 2055928 272 04:50:09 5220080 7440872 325724 4.01 89292 2292620 763760 8.32 551580 2056384 268 05:00:09 5215904 7437316 329272 4.05 89452 2293060 763824 8.32 551752 2056872 180 05:10:09 5215664 7437524 329060 4.05 89560 2293396 763976 8.32 551796 2057308 256 05:20:03 5213144 7435440 331136 4.07 89664 2293728 763976 8.32 551808 2057740 216 05:30:09 5224568 7447340 319224 3.93 89796 2294052 763976 8.32 551812 2058200 232 05:40:09 5223336 7446572 319968 3.93 89928 2294376 763976 8.32 551832 2058656 256 05:50:09 5229160 7452864 313676 3.86 90060 2294708 763976 8.32 551840 2059120 196 06:00:03 5219840 7444132 322372 3.96 90192 2295164 765740 8.34 554036 2059572 364 06:10:09 5169520 7394800 371644 4.57 90332 2295972 838080 9.13 597928 2060528 220 Average: 5225527 7439849 326809 4.02 88960 2286485 738712 8.05 551122 2051380 326 02:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:09 lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 02:50:09 ens3 17.51 11.92 139.90 2.54 0.00 0.00 0.00 0.00 03:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:09 ens3 0.88 0.18 0.12 0.06 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 0.63 0.11 0.06 0.02 0.00 0.00 0.00 0.00 03:20:09 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 03:20:09 ens3 1.02 0.38 3.29 0.04 0.00 0.00 0.00 0.00 03:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:09 ens3 0.78 0.16 0.12 0.08 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 0.61 0.12 0.06 0.02 0.00 0.00 0.00 0.00 03:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:09 ens3 0.77 0.15 0.10 0.05 0.00 0.00 0.00 0.00 04:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:03 ens3 0.72 0.16 0.09 0.04 0.00 0.00 0.00 0.00 04:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:09 ens3 0.64 0.13 0.06 0.02 0.00 0.00 0.00 0.00 04:20:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:09 ens3 0.63 0.15 0.06 0.02 0.00 0.00 0.00 0.00 04:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:30:09 ens3 0.63 0.14 0.06 0.02 0.00 0.00 0.00 0.00 04:40:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:40:03 ens3 0.74 0.16 0.09 0.05 0.00 0.00 0.00 0.00 04:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:50:09 ens3 0.82 0.19 0.13 0.07 0.00 0.00 0.00 0.00 05:00:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:00:09 ens3 0.83 0.17 0.12 0.06 0.00 0.00 0.00 0.00 05:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:10:09 ens3 0.77 0.17 0.09 0.05 0.00 0.00 0.00 0.00 05:20:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:20:03 ens3 0.67 0.15 0.06 0.02 0.00 0.00 0.00 0.00 05:30:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:30:09 ens3 0.65 0.14 0.06 0.02 0.00 0.00 0.00 0.00 05:40:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:40:09 ens3 0.73 0.14 0.06 0.03 0.00 0.00 0.00 0.00 05:50:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 05:50:09 ens3 0.78 0.16 0.10 0.05 0.00 0.00 0.00 0.00 06:00:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:00:03 ens3 0.93 0.29 0.10 0.72 0.00 0.00 0.00 0.00 06:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 06:10:09 ens3 3.76 2.73 0.70 1.37 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 1.70 0.86 7.01 0.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-947) 09/07/26 _x86_64_ (2 CPU) 02:37:47 LINUX RESTART (2 CPU) 02:40:01 CPU %user %nice %system %iowait %steal %idle 02:50:09 all 7.29 0.00 1.26 0.57 0.01 90.87 02:50:09 0 2.18 0.00 0.95 0.79 0.01 96.07 02:50:09 1 12.42 0.00 1.57 0.35 0.01 85.64 03:00:09 all 0.31 0.00 0.18 0.02 0.01 99.47 03:00:09 0 0.54 0.00 0.16 0.04 0.01 99.26 03:00:09 1 0.09 0.00 0.21 0.01 0.01 99.69 03:10:03 all 0.26 0.00 0.08 0.03 0.00 99.62 03:10:03 0 0.47 0.00 0.04 0.06 0.00 99.42 03:10:03 1 0.06 0.00 0.12 0.00 0.01 99.81 03:20:09 all 0.37 0.00 0.14 0.03 0.01 99.45 03:20:09 0 0.43 0.00 0.12 0.01 0.01 99.43 03:20:09 1 0.32 0.00 0.16 0.04 0.01 99.48 03:30:09 all 0.29 0.00 0.20 0.01 0.01 99.49 03:30:09 0 0.17 0.00 0.22 0.02 0.01 99.58 03:30:09 1 0.41 0.00 0.18 0.01 0.01 99.40 03:40:03 all 0.25 0.00 0.12 0.01 0.01 99.61 03:40:03 0 0.36 0.00 0.09 0.02 0.01 99.53 03:40:03 1 0.14 0.00 0.15 0.00 0.01 99.70 03:50:09 all 0.26 0.00 0.11 0.01 0.01 99.62 03:50:09 0 0.08 0.00 0.14 0.02 0.01 99.76 03:50:09 1 0.44 0.00 0.08 0.00 0.00 99.47 04:00:03 all 0.30 0.00 0.20 0.01 0.01 99.47 04:00:03 0 0.18 0.00 0.20 0.02 0.01 99.59 04:00:03 1 0.43 0.00 0.21 0.01 0.01 99.35 04:10:09 all 0.26 0.00 0.10 0.01 0.01 99.62 04:10:09 0 0.38 0.00 0.08 0.01 0.00 99.52 04:10:09 1 0.14 0.00 0.12 0.00 0.01 99.72 04:20:09 all 0.26 0.00 0.10 0.01 0.01 99.63 04:20:09 0 0.08 0.00 0.11 0.01 0.01 99.79 04:20:09 1 0.44 0.00 0.08 0.01 0.00 99.47 04:30:09 all 0.29 0.00 0.18 0.01 0.01 99.52 04:30:09 0 0.28 0.00 0.17 0.00 0.01 99.54 04:30:09 1 0.31 0.00 0.18 0.01 0.01 99.50 04:30:09 CPU %user %nice %system %iowait %steal %idle 04:40:03 all 0.29 0.00 0.09 0.01 0.01 99.60 04:40:03 0 0.31 0.00 0.08 0.02 0.01 99.58 04:40:03 1 0.27 0.00 0.10 0.01 0.01 99.61 04:50:09 all 0.28 0.00 0.11 0.02 0.01 99.58 04:50:09 0 0.09 0.00 0.14 0.02 0.01 99.75 04:50:09 1 0.47 0.00 0.09 0.01 0.00 99.42 05:00:09 all 0.30 0.00 0.19 0.02 0.01 99.49 05:00:09 0 0.27 0.00 0.20 0.02 0.01 99.51 05:00:09 1 0.33 0.00 0.19 0.01 0.01 99.47 05:10:09 all 0.27 0.00 0.09 0.02 0.01 99.61 05:10:09 0 0.48 0.00 0.09 0.02 0.01 99.41 05:10:09 1 0.06 0.00 0.10 0.03 0.01 99.81 05:20:03 all 0.27 0.00 0.11 0.01 0.01 99.61 05:20:03 0 0.47 0.00 0.08 0.00 0.01 99.44 05:20:03 1 0.06 0.00 0.14 0.02 0.01 99.78 05:30:09 all 0.29 0.00 0.18 0.01 0.01 99.51 05:30:09 0 0.49 0.00 0.16 0.00 0.01 99.35 05:30:09 1 0.09 0.00 0.21 0.02 0.01 99.67 05:40:09 all 0.27 0.00 0.09 0.01 0.00 99.62 05:40:09 0 0.47 0.00 0.07 0.00 0.00 99.46 05:40:09 1 0.07 0.00 0.12 0.02 0.01 99.78 05:50:09 all 0.27 0.00 0.10 0.01 0.01 99.61 05:50:09 0 0.47 0.00 0.08 0.01 0.01 99.43 05:50:09 1 0.06 0.00 0.12 0.02 0.01 99.79 06:00:03 all 0.29 0.00 0.20 0.01 0.01 99.49 06:00:03 0 0.48 0.00 0.18 0.00 0.00 99.34 06:00:03 1 0.10 0.00 0.22 0.03 0.01 99.64 06:10:09 all 0.59 0.00 0.15 0.01 0.01 99.24 06:10:09 0 0.65 0.00 0.16 0.00 0.00 99.18 06:10:09 1 0.53 0.00 0.14 0.02 0.01 99.30 Average: all 0.64 0.00 0.19 0.04 0.01 99.12 Average: 0 0.45 0.00 0.17 0.05 0.01 99.33 Average: 1 0.83 0.00 0.21 0.03 0.01 98.92