---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2293 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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 nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 640 9232 4 6116 15006 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:84:32:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78824sec preferred_lft 78824sec inet6 fe80::f816:3eff:fe84:32ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:75:02:35:ce:5b brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2293) 01/20/26 _x86_64_ (4 CPU) 07:44:01 LINUX RESTART (4 CPU) 07:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:48 32.21 1.72 29.97 0.53 105.05 1702.25 337.45 08:10:19 1.40 0.00 1.40 0.00 0.00 15.78 0.00 08:20:12 1.56 0.00 1.55 0.00 0.01 17.06 0.00 08:30:48 1.51 0.00 1.51 0.00 0.00 16.57 0.00 08:40:42 1.63 0.00 1.63 0.00 0.13 17.75 0.00 08:50:48 1.58 0.00 1.58 0.00 0.00 17.34 0.00 09:00:24 1.54 0.00 1.54 0.00 0.00 17.28 0.00 09:10:48 14.22 0.00 1.65 12.57 0.14 18.32 232108.32 09:20:48 1.54 0.00 1.54 0.00 0.00 17.11 0.00 09:30:48 13.89 11.88 2.00 0.01 131.47 34.00 0.11 09:40:42 9.85 2.75 6.81 0.29 153.89 1797.02 701.14 09:50:01 40.89 0.33 36.42 4.14 19.96 10842.04 12008.99 Average: 10.16 1.40 7.28 1.48 34.66 1156.95 21129.02 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:48 13025624 15549200 434072 2.65 91620 2630016 973140 5.59 434504 2613472 8 08:10:19 13016804 15540980 442304 2.70 92068 2630156 973412 5.59 434964 2616380 152 08:20:12 13013024 15537836 445416 2.72 92564 2630288 973412 5.59 435452 2617212 156 08:30:48 13012520 15537868 445432 2.72 93096 2630304 973396 5.59 435984 2617936 8 08:40:42 13009748 15535804 447408 2.73 93624 2630480 973396 5.59 436488 2619792 16 08:50:48 13007232 15533804 449336 2.74 94116 2630488 973396 5.59 436988 2620592 4 09:00:24 13005720 15532812 450324 2.75 94620 2630500 973412 5.59 437492 2621560 164 09:10:48 13001436 15534068 448916 2.74 95368 2635284 973528 5.59 442960 2625924 4 09:20:48 12999172 15532344 450608 2.75 95868 2635300 973528 5.59 443488 2628780 8 09:30:48 12943388 15525608 449964 2.75 98516 2674844 973760 5.59 481052 2635656 12 09:40:42 10480728 13761516 2199132 13.43 121852 3310444 2551092 14.64 678532 4855956 146524 09:50:01 9528804 15436148 513456 3.14 152800 5798092 1007920 5.79 1609648 4748108 12900 Average: 12503683 15379832 598031 3.65 101343 2955516 1107783 6.36 558963 2985114 13330 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:48 lo 0.19 0.19 0.03 0.03 0.00 0.00 0.00 0.00 08:00:48 ens3 24.12 17.19 153.01 5.22 0.00 0.00 0.00 0.00 08:00:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:19 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:10:19 ens3 0.37 0.14 0.08 0.04 0.00 0.00 0.00 0.00 08:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:20:12 ens3 0.33 0.09 0.05 0.02 0.00 0.00 0.00 0.00 08:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:48 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 08:30:48 ens3 0.29 0.08 0.04 0.02 0.00 0.00 0.00 0.00 08:30:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:42 ens3 0.45 0.12 0.11 0.06 0.00 0.00 0.00 0.00 08:40:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:48 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:48 ens3 0.28 0.08 0.05 0.02 0.00 0.00 0.00 0.00 08:50:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:24 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:00:24 ens3 0.29 0.09 0.06 0.03 0.00 0.00 0.00 0.00 09:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:48 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:10:48 ens3 0.68 0.23 0.26 0.16 0.00 0.00 0.00 0.00 09:10:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:48 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:48 ens3 0.54 0.20 0.17 0.11 0.00 0.00 0.00 0.00 09:20:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:48 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:48 ens3 0.54 0.14 0.15 0.08 0.00 0.00 0.00 0.00 09:30:48 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:42 lo 89.63 89.63 84.83 84.83 0.00 0.00 0.00 0.00 09:40:42 ens3 87.31 61.41 800.10 10.84 0.00 0.00 0.00 0.00 09:40:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 1190.17 1190.17 1129.97 1129.97 0.00 0.00 0.00 0.00 09:50:01 ens3 85.18 71.92 243.67 108.03 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 99.87 99.87 94.72 94.72 0.00 0.00 0.00 0.00 Average: ens3 16.30 12.29 98.76 9.79 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-2293) 01/20/26 _x86_64_ (4 CPU) 07:44:01 LINUX RESTART (4 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 08:00:48 all 2.25 0.00 0.24 0.20 0.02 97.29 08:00:48 0 2.23 0.00 0.26 0.36 0.02 97.13 08:00:48 1 1.87 0.00 0.19 0.05 0.02 97.87 08:00:48 2 3.04 0.00 0.33 0.35 0.02 96.25 08:00:48 3 1.86 0.00 0.16 0.04 0.01 97.92 08:10:19 all 0.11 0.00 0.02 0.01 0.02 99.85 08:10:19 0 0.01 0.00 0.01 0.02 0.01 99.94 08:10:19 1 0.07 0.00 0.02 0.00 0.01 99.90 08:10:19 2 0.32 0.00 0.03 0.00 0.02 99.62 08:10:19 3 0.03 0.00 0.03 0.00 0.02 99.92 08:20:12 all 0.23 0.00 0.02 0.01 0.01 99.73 08:20:12 0 0.01 0.00 0.01 0.02 0.01 99.95 08:20:12 1 0.02 0.00 0.02 0.01 0.01 99.94 08:20:12 2 0.86 0.00 0.02 0.00 0.02 99.09 08:20:12 3 0.01 0.00 0.02 0.00 0.02 99.95 08:30:48 all 0.09 0.00 0.02 0.01 0.02 99.87 08:30:48 0 0.01 0.00 0.01 0.02 0.01 99.95 08:30:48 1 0.03 0.00 0.02 0.00 0.02 99.92 08:30:48 2 0.30 0.00 0.03 0.00 0.02 99.66 08:30:48 3 0.01 0.00 0.02 0.00 0.02 99.95 08:40:42 all 0.03 0.00 0.02 0.01 0.02 99.92 08:40:42 0 0.01 0.00 0.01 0.02 0.01 99.95 08:40:42 1 0.03 0.00 0.03 0.00 0.02 99.92 08:40:42 2 0.08 0.00 0.02 0.01 0.02 99.88 08:40:42 3 0.02 0.00 0.02 0.00 0.02 99.94 08:50:48 all 0.03 0.00 0.02 0.01 0.02 99.93 08:50:48 0 0.01 0.00 0.01 0.02 0.01 99.94 08:50:48 1 0.06 0.00 0.01 0.00 0.02 99.90 08:50:48 2 0.03 0.00 0.03 0.00 0.03 99.90 08:50:48 3 0.01 0.00 0.01 0.00 0.01 99.97 09:00:24 all 0.10 0.00 0.02 0.01 0.02 99.86 09:00:24 0 0.33 0.00 0.00 0.02 0.01 99.63 09:00:24 1 0.02 0.00 0.02 0.00 0.03 99.92 09:00:24 2 0.02 0.00 0.02 0.00 0.02 99.94 09:00:24 3 0.01 0.00 0.02 0.01 0.01 99.95 09:10:48 all 0.12 0.00 0.03 0.03 0.02 99.81 09:10:48 0 0.41 0.00 0.01 0.00 0.01 99.57 09:10:48 1 0.03 0.00 0.03 0.00 0.02 99.92 09:10:48 2 0.03 0.00 0.04 0.10 0.01 99.82 09:10:48 3 0.02 0.00 0.03 0.01 0.02 99.92 09:20:48 all 0.13 0.00 0.02 0.01 0.02 99.83 09:20:48 0 0.02 0.00 0.03 0.00 0.02 99.93 09:20:48 1 0.02 0.00 0.02 0.00 0.02 99.94 09:20:48 2 0.46 0.00 0.02 0.02 0.01 99.49 09:20:48 3 0.02 0.00 0.02 0.01 0.02 99.94 09:30:48 all 0.11 0.08 0.04 0.06 0.02 99.70 09:30:48 0 0.02 0.30 0.07 0.20 0.02 99.40 09:30:48 1 0.03 0.01 0.03 0.00 0.02 99.91 09:30:48 2 0.26 0.00 0.03 0.02 0.01 99.67 09:30:48 3 0.14 0.00 0.03 0.01 0.02 99.80 09:40:42 all 19.46 0.00 0.67 0.04 0.04 79.79 09:40:42 0 18.90 0.00 0.52 0.05 0.04 80.50 09:40:42 1 19.76 0.00 0.64 0.07 0.04 79.49 09:40:42 2 20.23 0.00 0.85 0.02 0.04 78.86 09:40:42 3 18.94 0.00 0.68 0.03 0.04 80.30 09:40:42 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 50.40 0.00 2.24 0.26 0.08 47.01 09:50:01 0 48.93 0.00 2.19 0.43 0.08 48.36 09:50:01 1 51.15 0.00 2.02 0.22 0.08 46.52 09:50:01 2 53.22 0.00 2.45 0.20 0.08 44.05 09:50:01 3 48.31 0.00 2.31 0.18 0.08 49.12 Average: all 5.79 0.01 0.27 0.05 0.02 93.86 Average: 0 5.61 0.02 0.25 0.10 0.02 93.99 Average: 1 5.79 0.00 0.24 0.03 0.02 93.91 Average: 2 6.25 0.00 0.31 0.06 0.02 93.35 Average: 3 5.49 0.00 0.27 0.02 0.02 94.19