---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-914 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 18G 61G 23% / 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 707 11396 4 3884 14939 Swap: 1023 12 1011 ---> 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:b6:08:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.144/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81448sec preferred_lft 81448sec inet6 fe80::f816:3eff:feb6:81e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:39:94:a7:2d:ef 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::f839:94ff:fea7:2def/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-914) 03/17/26 _x86_64_ (4 CPU) 15:38:19 LINUX RESTART (4 CPU) 15:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:07 139.86 9.49 124.14 6.23 1059.36 38123.53 18407.18 16:00:06 60.59 24.97 33.71 1.91 270.30 1938.80 2250.78 16:10:01 9.03 0.12 8.38 0.52 9.07 312.55 474.82 16:20:00 8.84 0.10 8.31 0.43 12.03 530.81 648.75 16:30:05 16.08 0.02 15.31 0.74 1.04 522.93 419.87 16:40:01 9.42 0.01 9.00 0.42 0.68 305.81 800.32 16:50:13 21.29 0.13 5.29 15.87 2.57 145.04 207038.13 17:00:01 19.88 13.86 5.83 0.18 183.10 185.25 141.58 Average: 35.79 6.06 26.39 3.34 193.07 5304.57 29337.07 15:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:07 157152 7449808 8470956 51.74 265084 6826136 10622824 60.97 2280092 13167776 388 16:00:06 5694828 8871972 7062680 43.14 274740 2895100 9225556 52.95 2084668 8034780 1300 16:10:01 5596140 8803436 7130992 43.55 276012 2923792 8599032 49.36 2094008 8125788 324 16:20:00 11966620 15278504 660096 4.03 279948 3024436 1712280 9.83 2111804 1737444 11696 16:30:05 10138660 13519144 2418760 14.77 282480 3090508 3138844 18.02 2127652 3562604 236 16:40:01 8011060 11437444 4499120 27.48 283588 3135304 5300964 30.43 2130120 5685064 124 16:50:13 7887976 11338828 4597716 28.08 284488 3158864 5318516 30.53 2137124 5795432 48 17:00:01 7384332 10919228 5016428 30.64 290020 3230564 5853536 33.60 2185020 6220412 776 Average: 7104596 10952296 4982094 30.43 279545 3535588 6221444 35.71 2143811 6541162 1862 15:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:07 lo 5.08 5.08 5.35 5.35 0.00 0.00 0.00 0.00 15:50:07 ens3 138.94 106.24 1961.79 11.32 0.00 0.00 0.00 0.00 15:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:06 lo 47.23 47.23 25.55 25.55 0.00 0.00 0.00 0.00 16:00:06 ens3 2.52 2.06 0.55 1.32 0.00 0.00 0.00 0.00 16:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 31.54 31.54 13.85 13.85 0.00 0.00 0.00 0.00 16:10:01 ens3 1.01 0.70 0.17 0.13 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:00 lo 10.30 10.30 5.64 5.64 0.00 0.00 0.00 0.00 16:20:00 ens3 0.95 0.58 0.23 0.20 0.00 0.00 0.00 0.00 16:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:05 lo 10.64 10.64 5.15 5.15 0.00 0.00 0.00 0.00 16:30:05 ens3 0.91 0.69 0.15 0.12 0.00 0.00 0.00 0.00 16:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 16.80 16.80 9.09 9.09 0.00 0.00 0.00 0.00 16:40:01 ens3 0.88 0.57 0.15 0.11 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:13 lo 17.27 17.27 6.76 6.76 0.00 0.00 0.00 0.00 16:50:13 ens3 0.84 0.47 0.18 0.13 0.00 0.00 0.00 0.00 16:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 26.42 26.42 11.17 11.17 0.00 0.00 0.00 0.00 17:00:01 ens3 1.38 0.87 0.62 0.33 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.60 20.60 10.30 10.30 0.00 0.00 0.00 0.00 Average: ens3 18.60 14.15 247.89 1.72 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-914) 03/17/26 _x86_64_ (4 CPU) 15:38:19 LINUX RESTART (4 CPU) 15:40:01 CPU %user %nice %system %iowait %steal %idle 15:50:07 all 52.62 0.00 2.75 1.73 0.09 42.81 15:50:07 0 53.09 0.00 2.77 1.73 0.08 42.32 15:50:07 1 56.13 0.00 2.79 1.66 0.09 39.34 15:50:07 2 49.56 0.00 2.72 1.51 0.08 46.13 15:50:07 3 51.68 0.00 2.74 2.02 0.09 43.47 16:00:06 all 61.79 0.00 2.14 0.15 0.10 35.82 16:00:06 0 62.05 0.00 2.06 0.21 0.10 35.58 16:00:06 1 61.81 0.00 2.03 0.14 0.10 35.92 16:00:06 2 61.40 0.00 2.25 0.12 0.10 36.13 16:00:06 3 61.88 0.00 2.21 0.14 0.10 35.66 16:10:01 all 22.47 0.00 1.02 0.11 0.09 76.31 16:10:01 0 22.10 0.00 0.98 0.09 0.09 76.75 16:10:01 1 22.64 0.00 1.10 0.04 0.09 76.13 16:10:01 2 22.87 0.00 1.00 0.12 0.09 75.92 16:10:01 3 22.29 0.00 0.99 0.18 0.09 76.45 16:20:00 all 15.01 0.00 0.68 0.04 0.07 84.20 16:20:00 0 15.60 0.00 0.69 0.02 0.07 83.62 16:20:00 1 14.22 0.00 0.73 0.01 0.07 84.97 16:20:00 2 14.97 0.00 0.64 0.02 0.08 84.30 16:20:00 3 15.27 0.00 0.66 0.11 0.07 83.89 16:30:05 all 23.59 0.00 0.78 0.13 0.07 75.43 16:30:05 0 23.30 0.00 0.72 0.21 0.07 75.70 16:30:05 1 23.64 0.00 0.80 0.01 0.07 75.48 16:30:05 2 23.37 0.00 0.79 0.13 0.08 75.64 16:30:05 3 24.05 0.00 0.81 0.15 0.08 74.92 16:40:01 all 17.78 0.00 0.61 0.14 0.08 81.40 16:40:01 0 17.51 0.00 0.60 0.11 0.07 81.71 16:40:01 1 18.42 0.00 0.58 0.03 0.08 80.89 16:40:01 2 17.68 0.00 0.74 0.37 0.08 81.14 16:40:01 3 17.51 0.00 0.50 0.07 0.08 81.84 16:50:13 all 7.77 0.00 0.44 0.06 0.07 91.65 16:50:13 0 7.27 0.00 0.38 0.11 0.07 92.18 16:50:13 1 8.23 0.00 0.50 0.02 0.08 91.17 16:50:13 2 7.70 0.00 0.44 0.09 0.07 91.69 16:50:13 3 7.89 0.00 0.44 0.04 0.08 91.56 17:00:01 all 10.73 0.11 0.44 1.17 0.07 87.48 17:00:01 0 10.63 0.06 0.38 0.35 0.06 88.51 17:00:01 1 11.20 0.17 0.44 1.39 0.08 86.73 17:00:01 2 10.81 0.17 0.50 2.43 0.08 86.01 17:00:01 3 10.29 0.04 0.45 0.49 0.07 88.66 Average: all 26.49 0.01 1.11 0.44 0.08 71.86 Average: 0 26.48 0.01 1.08 0.36 0.08 72.01 Average: 1 27.06 0.02 1.12 0.41 0.08 71.31 Average: 2 26.05 0.02 1.14 0.59 0.08 72.12 Average: 3 26.38 0.01 1.10 0.40 0.08 72.03