---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61298 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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): 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 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: 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 9.9G 68G 13% / 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 616 11075 4 4297 15029 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:8f:b8:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81216sec preferred_lft 81216sec inet6 fe80::f816:3eff:fe8f:b83b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:60:21:5f:44:d1 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-61298) 10/02/26 _x86_64_ (4 CPU) 01:37:23 LINUX RESTART (4 CPU) 01:40:42 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:42 3.02 0.25 2.59 0.18 208.23 283.61 883.09 02:00:42 14.15 0.01 1.38 12.76 0.19 16.49 242413.72 02:10:42 1.22 0.00 1.22 0.00 0.00 14.59 0.00 02:20:42 1.28 0.00 1.27 0.00 0.01 14.91 0.00 02:30:42 1.22 0.00 1.22 0.00 0.00 14.15 0.00 02:40:42 1.35 0.00 1.35 0.00 0.00 15.83 0.00 02:50:42 13.54 11.89 1.64 0.01 132.79 31.00 0.11 03:00:17 63.00 5.09 54.83 3.09 293.85 5604.30 11600.81 Average: 12.08 2.14 7.95 2.00 78.27 724.12 31967.53 01:40:42 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:42 13606040 15515352 500644 3.06 55516 2080368 1168976 6.71 250496 2254252 4 02:00:42 13603788 15518696 497196 3.04 56220 2085244 1168976 6.71 255984 2254824 4 02:10:42 13603536 15518828 497008 3.04 56580 2085256 1168976 6.71 256348 2256140 4 02:20:42 13603284 15519132 496688 3.03 57016 2085392 1168976 6.71 256756 2260012 4 02:30:42 13602280 15518480 497296 3.04 57344 2085400 1169104 6.71 257100 2266260 4 02:40:42 13600012 15516676 499128 3.05 57784 2085408 1169104 6.71 257548 2266392 8 02:50:42 13550080 15516436 491804 3.00 60908 2124940 1169368 6.71 295556 2271292 176 03:00:17 10501372 13975688 1983604 12.12 136748 3473772 2203684 12.65 662408 4816508 66596 Average: 13208799 15324911 682921 4.17 67264 2263222 1298396 7.45 311524 2580710 8350 01:40:42 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:42 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 01:50:42 ens3 4.19 1.41 61.57 0.15 0.00 0.00 0.00 0.00 01:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:00:42 ens3 0.71 0.09 0.06 0.02 0.00 0.00 0.00 0.00 02:00:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:10:42 ens3 0.42 0.11 0.07 0.04 0.00 0.00 0.00 0.00 02:10:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:20:42 ens3 0.27 0.09 0.04 0.02 0.00 0.00 0.00 0.00 02:20:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:30:42 ens3 0.74 0.55 0.06 0.50 0.00 0.00 0.00 0.00 02:30:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:40:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:40:42 ens3 0.37 0.12 0.09 0.06 0.00 0.00 0.00 0.00 02:40:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:42 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 02:50:42 ens3 0.68 0.20 0.20 0.11 0.00 0.00 0.00 0.00 02:50:42 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:17 lo 817.99 817.99 778.89 778.89 0.00 0.00 0.00 0.00 03:00:17 ens3 181.43 132.84 1231.18 22.28 0.00 0.00 0.00 0.00 03:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 98.62 98.62 93.83 93.83 0.00 0.00 0.00 0.00 Average: ens3 22.78 16.32 156.10 2.80 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-61298) 10/02/26 _x86_64_ (4 CPU) 01:37:23 LINUX RESTART (4 CPU) 01:40:42 CPU %user %nice %system %iowait %steal %idle 01:50:42 all 0.09 0.00 0.06 0.05 0.00 99.80 01:50:42 0 0.19 0.00 0.07 0.02 0.00 99.72 01:50:42 1 0.05 0.00 0.06 0.03 0.00 99.87 01:50:42 2 0.09 0.00 0.06 0.14 0.00 99.72 01:50:42 3 0.04 0.00 0.04 0.03 0.00 99.89 02:00:42 all 0.08 0.00 0.03 0.04 0.00 99.85 02:00:42 0 0.05 0.00 0.03 0.02 0.00 99.91 02:00:42 1 0.02 0.00 0.02 0.01 0.00 99.95 02:00:42 2 0.02 0.00 0.05 0.10 0.00 99.82 02:00:42 3 0.24 0.00 0.02 0.03 0.00 99.71 02:10:42 all 0.09 0.00 0.03 0.01 0.00 99.88 02:10:42 0 0.02 0.00 0.03 0.03 0.00 99.92 02:10:42 1 0.02 0.00 0.03 0.00 0.00 99.95 02:10:42 2 0.03 0.00 0.03 0.00 0.00 99.94 02:10:42 3 0.29 0.00 0.02 0.01 0.00 99.69 02:20:42 all 0.34 0.00 0.03 0.02 0.00 99.62 02:20:42 0 0.04 0.00 0.02 0.04 0.00 99.90 02:20:42 1 0.02 0.00 0.03 0.01 0.00 99.95 02:20:42 2 0.03 0.00 0.03 0.01 0.00 99.94 02:20:42 3 1.25 0.00 0.03 0.01 0.00 98.71 02:30:42 all 0.03 0.00 0.02 0.02 0.00 99.93 02:30:42 0 0.04 0.00 0.02 0.05 0.00 99.88 02:30:42 1 0.02 0.00 0.02 0.01 0.00 99.95 02:30:42 2 0.03 0.00 0.03 0.00 0.00 99.94 02:30:42 3 0.02 0.00 0.02 0.00 0.00 99.95 02:40:42 all 0.02 0.00 0.02 0.01 0.00 99.94 02:40:42 0 0.02 0.00 0.01 0.01 0.00 99.95 02:40:42 1 0.03 0.00 0.03 0.04 0.01 99.90 02:40:42 2 0.03 0.00 0.02 0.00 0.00 99.95 02:40:42 3 0.01 0.00 0.02 0.00 0.00 99.96 02:50:42 all 0.20 0.07 0.05 0.08 0.00 99.60 02:50:42 0 0.02 0.00 0.03 0.00 0.00 99.94 02:50:42 1 0.03 0.23 0.10 0.30 0.00 99.34 02:50:42 2 0.03 0.00 0.03 0.01 0.00 99.93 02:50:42 3 0.71 0.04 0.03 0.03 0.00 99.19 03:00:17 all 36.58 0.00 1.91 0.41 0.02 61.08 03:00:17 0 38.74 0.00 2.21 0.51 0.02 58.52 03:00:17 1 34.98 0.00 1.67 0.32 0.02 63.00 03:00:17 2 37.93 0.00 1.93 0.25 0.03 59.86 03:00:17 3 34.67 0.00 1.83 0.56 0.02 62.92 Average: all 4.51 0.01 0.26 0.08 0.00 95.14 Average: 0 4.71 0.00 0.29 0.08 0.00 94.91 Average: 1 4.23 0.03 0.24 0.09 0.00 95.41 Average: 2 4.59 0.00 0.26 0.06 0.01 95.08 Average: 3 4.49 0.01 0.24 0.08 0.00 95.18