---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-57542 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: 5600.00 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 8.1G 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 806 4958 4 2480 7135 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:c4:e5:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 72707sec preferred_lft 72707sec inet6 fe80::f816:3eff:fec4:e52f/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-57542) 09/23/26 _x86_64_ (2 CPU) 00:36:29 LINUX RESTART (2 CPU) 00:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:02 9.07 1.22 7.11 0.75 105.63 1064.23 703.97 01:00:12 1.48 0.01 1.45 0.03 0.05 23.04 3.55 01:10:12 1.30 0.00 1.29 0.01 0.00 17.77 0.15 01:20:01 16.46 14.11 2.28 0.07 197.26 138.15 229.80 01:30:12 1.36 0.00 1.34 0.02 0.00 20.61 0.22 01:40:12 15.60 0.00 1.39 14.21 0.15 18.44 106249.43 01:50:01 1.29 0.01 1.29 0.00 0.11 17.22 0.04 02:00:12 1.68 0.00 1.65 0.03 0.00 130.55 0.59 02:10:12 1.38 0.00 1.37 0.02 0.00 18.25 0.13 02:20:01 1.22 0.00 1.21 0.02 0.00 16.62 0.12 02:30:12 1.58 0.00 1.54 0.03 0.00 20.54 0.37 02:40:12 1.34 0.00 1.32 0.02 0.00 18.39 0.13 02:50:01 1.32 0.00 1.30 0.02 0.00 23.49 0.15 03:00:12 1.47 0.00 1.43 0.03 0.00 20.46 0.35 03:10:12 1.36 0.00 1.34 0.02 0.00 18.60 0.13 03:20:02 1.39 0.00 1.37 0.02 0.00 19.01 0.14 03:30:12 1.45 0.00 1.42 0.03 0.00 20.76 0.35 03:40:12 1.28 0.00 1.26 0.02 0.00 17.65 0.13 03:50:12 1.33 0.00 1.31 0.02 0.00 18.39 0.13 04:00:12 1.48 0.00 1.45 0.03 0.00 20.53 0.36 04:10:12 1.38 0.01 1.35 0.03 0.20 59.48 0.21 04:20:12 1.37 0.00 1.34 0.03 0.00 23.45 0.28 Average: 3.05 0.69 1.67 0.70 13.54 78.53 4871.73 00:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:02 5215356 7407452 359312 4.42 87476 2265760 630540 6.87 579024 2037652 240 01:00:12 5195296 7389280 377168 4.64 87684 2267440 640364 6.97 580764 2039540 132 01:10:12 5194792 7389720 376728 4.63 87848 2268220 640520 6.98 581204 2040484 124 01:20:01 5060944 7351544 405428 4.99 91384 2352000 834460 9.09 599784 2116976 404 01:30:12 5068548 7360532 396388 4.87 91512 2353208 853100 9.29 618824 2118312 276 01:40:12 5069080 7361864 394872 4.86 91636 2353876 860012 9.37 622548 2119072 192 01:50:01 5058532 7352124 404608 4.98 91756 2354544 854320 9.31 620140 2119868 160 02:00:12 5030164 7358636 397508 4.89 91920 2388780 848640 9.24 605912 2154260 268 02:10:12 5044304 7373708 382436 4.70 92072 2389544 848640 9.24 605940 2155056 132 02:20:01 5044124 7374332 381792 4.69 92212 2390196 848640 9.24 606132 2155848 288 02:30:12 5033248 7364280 391804 4.82 92372 2390840 848624 9.24 606208 2156652 140 02:40:12 5041088 7372952 383120 4.71 92544 2391488 849648 9.25 606244 2157472 216 02:50:01 5038316 7372448 383580 4.72 92712 2393560 850276 9.26 607176 2159712 240 03:00:12 5036764 7371844 384156 4.72 92864 2394336 850276 9.26 607316 2160512 228 03:10:12 5036020 7371884 384076 4.72 93008 2394972 850276 9.26 607452 2161284 316 03:20:02 5034508 7371152 384808 4.73 93128 2395612 850260 9.26 607796 2162052 280 03:30:12 5033632 7371208 384740 4.73 93268 2396392 850284 9.26 607884 2162972 216 03:40:12 5032396 7370896 385028 4.73 93440 2397152 850288 9.26 608028 2163760 252 03:50:12 5033240 7372560 383376 4.71 93600 2397784 850460 9.26 608196 2164568 256 04:00:12 5032748 7372860 383016 4.71 93732 2398424 850444 9.26 608196 2165340 212 04:10:12 4982432 7335776 419892 5.16 93872 2411336 845000 9.20 610668 2178392 236 04:20:12 4944428 7299888 455688 5.60 94024 2413272 877500 9.56 643104 2180480 212 Average: 5057271 7366679 390887 4.81 92003 2370852 821935 8.95 606752 2137739 228 00:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:02 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 00:50:02 ens3 29.76 19.34 43.75 5.25 0.00 0.00 0.00 0.00 01:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:12 ens3 9.03 8.37 110.04 0.85 0.00 0.00 0.00 0.00 01:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:12 ens3 4.07 1.22 0.80 0.33 0.00 0.00 0.00 0.00 01:20:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 01:20:01 ens3 3.01 1.69 3.83 0.25 0.00 0.00 0.00 0.00 01:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:12 ens3 4.87 3.78 5.23 0.65 0.00 0.00 0.00 0.00 01:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:40:12 ens3 3.89 1.93 0.71 0.44 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 2.67 1.73 0.35 0.22 0.00 0.00 0.00 0.00 02:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:12 ens3 4.28 3.77 43.94 0.60 0.00 0.00 0.00 0.00 02:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:12 ens3 0.49 0.19 0.15 0.10 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 0.38 0.13 0.08 0.04 0.00 0.00 0.00 0.00 02:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:12 ens3 0.75 0.23 0.24 0.15 0.00 0.00 0.00 0.00 02:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:12 ens3 0.48 0.14 0.12 0.07 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 2.60 2.17 0.66 0.50 0.00 0.00 0.00 0.00 03:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:12 ens3 0.32 0.12 0.07 0.04 0.00 0.00 0.00 0.00 03:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:12 ens3 0.27 0.10 0.06 0.04 0.00 0.00 0.00 0.00 03:20:02 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:02 ens3 0.25 0.11 0.04 0.02 0.00 0.00 0.00 0.00 03:30:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:12 ens3 0.76 0.52 0.21 0.10 0.00 0.00 0.00 0.00 03:40:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:12 ens3 0.23 0.09 0.04 0.02 0.00 0.00 0.00 0.00 03:50:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:50:12 ens3 0.23 0.10 0.04 0.02 0.00 0.00 0.00 0.00 04:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:00:12 ens3 0.21 0.09 0.04 0.02 0.00 0.00 0.00 0.00 04:10:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:10:12 ens3 15.32 15.04 193.30 1.61 0.00 0.00 0.00 0.00 04:20:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 04:20:12 ens3 12.84 12.69 140.01 2.39 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 4.38 3.34 24.80 0.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-57542) 09/23/26 _x86_64_ (2 CPU) 00:36:29 LINUX RESTART (2 CPU) 00:40:12 CPU %user %nice %system %iowait %steal %idle 00:50:02 all 3.91 0.00 0.84 0.21 0.01 95.03 00:50:02 0 4.65 0.00 0.80 0.27 0.01 94.28 00:50:02 1 3.18 0.00 0.89 0.14 0.01 95.78 01:00:12 all 0.76 0.00 0.32 0.01 0.01 98.90 01:00:12 0 0.57 0.00 0.26 0.02 0.01 99.15 01:00:12 1 0.96 0.00 0.37 0.01 0.01 98.65 01:10:12 all 0.48 0.00 0.13 0.01 0.01 99.36 01:10:12 0 0.51 0.00 0.13 0.02 0.01 99.33 01:10:12 1 0.45 0.00 0.14 0.01 0.01 99.40 01:20:01 all 0.65 0.19 0.29 0.24 0.01 98.62 01:20:01 0 0.69 0.38 0.27 0.45 0.00 98.20 01:20:01 1 0.61 0.01 0.30 0.03 0.01 99.04 01:30:12 all 0.70 0.00 0.25 0.01 0.01 99.04 01:30:12 0 0.62 0.00 0.20 0.02 0.00 99.16 01:30:12 1 0.78 0.00 0.29 0.01 0.01 98.92 01:40:12 all 0.53 0.00 0.17 0.04 0.00 99.26 01:40:12 0 0.58 0.00 0.10 0.02 0.00 99.30 01:40:12 1 0.47 0.00 0.24 0.07 0.01 99.22 01:50:01 all 0.54 0.00 0.16 0.01 0.01 99.28 01:50:01 0 0.53 0.00 0.17 0.02 0.01 99.27 01:50:01 1 0.55 0.00 0.15 0.00 0.01 99.30 02:00:12 all 0.81 0.00 0.27 0.04 0.02 98.85 02:00:12 0 0.67 0.00 0.27 0.02 0.03 99.01 02:00:12 1 0.93 0.00 0.28 0.07 0.01 98.72 02:10:12 all 0.43 0.00 0.14 0.01 0.00 99.42 02:10:12 0 0.50 0.00 0.09 0.02 0.00 99.39 02:10:12 1 0.36 0.00 0.19 0.01 0.00 99.45 02:20:01 all 0.45 0.00 0.15 0.01 0.01 99.38 02:20:01 0 0.49 0.00 0.09 0.02 0.00 99.40 02:20:01 1 0.40 0.00 0.22 0.01 0.01 99.36 02:30:12 all 0.47 0.00 0.24 0.09 0.01 99.19 02:30:12 0 0.54 0.00 0.19 0.16 0.00 99.10 02:30:12 1 0.40 0.00 0.30 0.02 0.01 99.27 02:30:12 CPU %user %nice %system %iowait %steal %idle 02:40:12 all 0.45 0.00 0.18 0.01 0.01 99.36 02:40:12 0 0.47 0.00 0.11 0.02 0.00 99.41 02:40:12 1 0.42 0.00 0.26 0.00 0.01 99.31 02:50:01 all 0.78 0.00 0.20 0.02 0.00 99.00 02:50:01 0 0.98 0.00 0.24 0.04 0.01 98.74 02:50:01 1 0.59 0.00 0.15 0.00 0.00 99.26 03:00:12 all 0.46 0.00 0.25 0.01 0.01 99.28 03:00:12 0 0.42 0.00 0.30 0.00 0.01 99.27 03:00:12 1 0.50 0.00 0.20 0.02 0.00 99.28 03:10:12 all 0.47 0.00 0.17 0.01 0.01 99.34 03:10:12 0 0.42 0.00 0.23 0.00 0.01 99.33 03:10:12 1 0.52 0.00 0.11 0.02 0.00 99.34 03:20:02 all 0.45 0.00 0.16 0.01 0.00 99.37 03:20:02 0 0.38 0.00 0.20 0.00 0.01 99.42 03:20:02 1 0.52 0.00 0.12 0.02 0.00 99.33 03:30:12 all 0.51 0.00 0.27 0.09 0.00 99.13 03:30:12 0 0.52 0.00 0.34 0.03 0.01 99.11 03:30:12 1 0.50 0.00 0.21 0.14 0.00 99.15 03:40:12 all 0.49 0.00 0.19 0.01 0.01 99.30 03:40:12 0 0.48 0.00 0.21 0.00 0.01 99.31 03:40:12 1 0.51 0.00 0.17 0.02 0.01 99.29 03:50:12 all 0.47 0.00 0.19 0.01 0.01 99.32 03:50:12 0 0.41 0.00 0.21 0.01 0.01 99.36 03:50:12 1 0.52 0.00 0.17 0.01 0.01 99.29 04:00:12 all 0.50 0.00 0.24 0.02 0.01 99.23 04:00:12 0 0.46 0.00 0.22 0.03 0.01 99.28 04:00:12 1 0.53 0.00 0.27 0.00 0.02 99.18 04:10:12 all 1.52 0.00 0.37 0.02 0.01 98.07 04:10:12 0 1.44 0.00 0.41 0.03 0.01 98.11 04:10:12 1 1.61 0.00 0.34 0.02 0.01 98.02 04:20:12 all 0.67 0.00 0.29 0.01 0.01 99.03 04:20:12 0 0.65 0.00 0.27 0.00 0.01 99.07 04:20:12 1 0.70 0.00 0.30 0.02 0.01 98.98 Average: CPU %user %nice %system %iowait %steal %idle Average: all 0.75 0.01 0.25 0.04 0.01 98.95 Average: 0 0.77 0.02 0.24 0.05 0.01 98.91 Average: 1 0.73 0.00 0.26 0.03 0.01 98.98