---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4029 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 19G 137G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 809 17432 4 13849 30814 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:e7:3a:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.104/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83194sec preferred_lft 83194sec inet6 fe80::f816:3eff:fee7:3a5a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:bb:27:69:16:10 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 inet6 fe80::d0bb:27ff:fe69:1610/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-4029) 01/25/26 _x86_64_ (8 CPU) 00:05:09 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 16.30 0.83 14.55 0.92 620.36 3682.26 11735.38 00:30:00 9.80 0.30 8.95 0.55 10.37 3148.67 2681.09 00:40:02 16.98 0.15 16.55 0.28 4.78 13724.98 1419.57 00:50:10 31.19 1.78 28.17 1.23 305.00 11746.76 2801.58 Average: 18.61 0.77 17.09 0.75 235.06 8092.56 4648.05 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 23675384 28507776 3795632 11.55 176132 4828348 4015860 11.84 1139584 7531760 55244 00:30:00 23224860 28897900 3398944 10.34 208152 5564396 3487236 10.28 1353764 7697724 7328 00:40:02 18182444 28055860 4224960 12.86 249496 9567556 4263600 12.57 2643460 11270148 29588 00:50:10 18127392 31619980 641564 1.95 289988 12995692 1433368 4.23 3742876 10038000 28 Average: 20802520 29270379 3015275 9.18 230942 8238998 3300016 9.73 2219921 9134408 23047 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 5.53 5.53 0.53 0.53 0.00 0.00 0.00 0.00 00:20:00 ens3 50.92 39.21 289.10 11.26 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 00:30:00 ens3 47.63 36.30 14.58 13.72 0.00 0.00 0.00 0.00 00:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:02 lo 4214.37 4214.37 4023.97 4023.97 0.00 0.00 0.00 0.00 00:40:02 ens3 52.31 40.40 305.06 10.99 0.00 0.00 0.00 0.00 00:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:10 lo 94.85 94.85 90.04 90.04 0.00 0.00 0.00 0.00 00:50:10 ens3 136.15 142.14 320.05 1518.89 0.00 0.00 0.00 0.00 00:50:10 docker0 120.42 102.37 1511.34 74.78 0.00 0.00 0.00 0.00 00:50:10 vethaf74ede 118.17 99.55 1512.82 14.70 0.00 0.00 0.00 0.12 Average: lo 1077.53 1077.53 1027.26 1027.26 0.00 0.00 0.00 0.00 Average: ens3 71.97 64.78 232.49 392.56 0.00 0.00 0.00 0.00 Average: docker0 30.41 25.85 381.69 18.89 0.00 0.00 0.00 0.00 Average: vethaf74ede 29.84 25.14 382.06 3.71 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-4029) 01/25/26 _x86_64_ (8 CPU) 00:05:09 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 41.44 0.00 1.56 0.05 0.08 56.87 00:20:00 0 36.54 0.00 1.28 0.02 0.07 62.08 00:20:00 1 46.94 0.00 1.77 0.04 0.08 51.17 00:20:00 2 36.26 0.00 1.46 0.02 0.08 62.18 00:20:00 3 44.61 0.00 2.17 0.15 0.08 53.00 00:20:00 4 39.70 0.00 1.56 0.05 0.07 58.61 00:20:00 5 39.36 0.00 1.31 0.05 0.07 59.21 00:20:00 6 45.76 0.00 1.51 0.03 0.08 52.63 00:20:00 7 42.39 0.00 1.43 0.02 0.07 56.09 00:30:00 all 37.71 0.00 1.49 0.03 0.07 60.70 00:30:00 0 37.39 0.00 1.39 0.01 0.08 61.13 00:30:00 1 40.46 0.00 1.69 0.02 0.08 57.75 00:30:00 2 37.83 0.00 1.69 0.03 0.08 60.38 00:30:00 3 39.39 0.00 1.71 0.06 0.08 58.77 00:30:00 4 32.15 0.00 1.53 0.06 0.07 66.19 00:30:00 5 42.35 0.00 1.31 0.01 0.08 56.25 00:30:00 6 39.29 0.00 1.34 0.04 0.07 59.26 00:30:00 7 32.78 0.00 1.26 0.03 0.07 65.87 00:40:02 all 20.95 0.00 2.04 0.10 0.06 76.84 00:40:02 0 25.75 0.00 3.68 0.10 0.07 70.39 00:40:02 1 19.74 0.00 1.58 0.16 0.06 78.46 00:40:02 2 14.25 0.00 1.25 0.11 0.06 84.34 00:40:02 3 19.32 0.00 1.78 0.12 0.06 78.72 00:40:02 4 20.58 0.00 2.91 0.03 0.06 76.41 00:40:02 5 22.15 0.00 1.61 0.27 0.06 75.93 00:40:02 6 26.08 0.00 1.23 0.01 0.06 72.63 00:40:02 7 19.79 0.00 2.28 0.03 0.05 77.85 00:50:10 all 9.70 0.00 1.28 0.25 0.04 88.73 00:50:10 0 6.17 0.00 0.75 0.17 0.03 92.88 00:50:10 1 6.11 0.00 0.67 0.37 0.04 92.82 00:50:10 2 6.19 0.00 0.70 0.35 0.03 92.73 00:50:10 3 15.85 0.00 2.57 0.04 0.05 81.50 00:50:10 4 12.80 0.00 1.31 0.15 0.04 85.69 00:50:10 5 13.03 0.00 1.98 0.04 0.05 84.90 00:50:10 6 10.00 0.00 1.17 0.59 0.04 88.19 00:50:10 7 7.45 0.00 1.04 0.29 0.03 91.18 Average: all 27.38 0.00 1.59 0.11 0.06 70.86 Average: 0 26.38 0.00 1.77 0.08 0.06 71.71 Average: 1 28.22 0.00 1.42 0.15 0.07 70.14 Average: 2 23.57 0.00 1.27 0.13 0.06 74.97 Average: 3 29.73 0.00 2.06 0.09 0.07 68.06 Average: 4 26.24 0.00 1.83 0.07 0.06 71.79 Average: 5 29.15 0.00 1.56 0.09 0.06 69.14 Average: 6 30.19 0.00 1.31 0.17 0.06 68.27 Average: 7 25.53 0.00 1.50 0.09 0.06 72.82