---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-28301 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 60G 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 717 12471 3 2799 14929 Swap: 1023 30 993 ---> 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:27:a1:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79900sec preferred_lft 79900sec inet6 fe80::f816:3eff:fe27:a16e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:fe:5b:3a:a1:60 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::60fe:5bff:fe3a:a160/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-28301) 06/18/26 _x86_64_ (4 CPU) 08:22:36 LINUX RESTART (4 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:07 71.72 21.66 47.22 2.83 1056.17 4527.39 3298.01 08:50:07 23.56 2.21 20.36 0.99 55.69 1415.61 722.37 09:00:01 10.58 1.34 8.86 0.38 48.44 295.40 918.87 09:10:07 35.65 0.57 18.96 16.12 18.36 849.98 208808.17 09:20:07 10.41 0.30 9.70 0.41 12.63 298.41 357.09 09:30:01 5.12 0.19 4.76 0.17 7.84 142.80 143.81 09:40:07 9.86 2.20 7.33 0.33 58.28 258.71 145.57 09:50:07 2.48 0.00 2.45 0.03 0.00 46.03 0.23 10:00:01 12.46 0.41 11.54 0.51 9.76 690.70 349.51 10:10:00 6.54 1.47 4.91 0.17 119.37 178.71 163.77 Average: 18.93 3.06 13.66 2.21 139.69 874.83 21688.54 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:07 5020272 6473800 9471132 57.85 225472 1394600 10900896 62.57 879884 10089480 258068 08:50:07 7523668 9013456 6931140 42.33 229468 1426620 7721396 44.32 979980 7442812 236 09:00:01 8066028 9585604 6359928 38.84 230668 1455120 7034632 40.38 999536 6917928 236 09:10:07 11974584 13662296 2288016 13.97 239744 1608848 3075284 17.65 1063700 2975468 212 09:20:07 9624652 11354716 4594440 28.06 241208 1649716 5395832 30.97 1070716 5309384 156 09:30:01 9603056 11352884 4596048 28.07 241860 1668864 5347200 30.69 1074272 5322944 464 09:40:07 8701436 10492788 5455956 33.32 242936 1709184 6590100 37.83 1095964 6189532 384 09:50:07 7969528 9763516 6184644 37.77 243332 1711404 7034192 40.38 1096440 6930208 80 10:00:01 9376900 11325848 4623392 28.24 247536 1856580 5326328 30.57 1114640 5498036 76 10:10:00 13020856 15410732 540504 3.30 248188 2296816 1218836 7.00 1161936 1808656 380436 Average: 9088098 10843564 5104520 31.18 239041 1677775 5964470 34.24 1053707 5848445 64035 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:07 lo 25.65 25.65 20.21 20.21 0.00 0.00 0.00 0.00 08:40:07 ens3 2.03 1.85 0.61 0.53 0.00 0.00 0.00 0.00 08:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:07 lo 49.20 49.20 21.44 21.44 0.00 0.00 0.00 0.00 08:50:07 ens3 1.81 1.80 0.39 0.34 0.00 0.00 0.00 0.00 08:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 18.71 18.71 8.93 8.93 0.00 0.00 0.00 0.00 09:00:01 ens3 1.21 0.63 0.42 0.29 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:07 lo 12.55 12.55 6.30 6.30 0.00 0.00 0.00 0.00 09:10:07 ens3 1.15 1.06 0.30 0.25 0.00 0.00 0.00 0.00 09:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:07 lo 18.72 18.72 9.83 9.83 0.00 0.00 0.00 0.00 09:20:07 ens3 0.84 0.65 0.19 0.15 0.00 0.00 0.00 0.00 09:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 26.51 26.51 9.63 9.63 0.00 0.00 0.00 0.00 09:30:01 ens3 0.54 0.40 0.11 0.08 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:07 lo 20.75 20.75 10.27 10.27 0.00 0.00 0.00 0.00 09:40:07 ens3 5.80 3.75 3.68 2.50 0.00 0.00 0.00 0.00 09:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:07 lo 17.57 17.57 9.98 9.98 0.00 0.00 0.00 0.00 09:50:07 ens3 0.56 0.48 0.12 0.09 0.00 0.00 0.00 0.00 09:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 14.87 14.87 8.55 8.55 0.00 0.00 0.00 0.00 10:00:01 ens3 1.02 0.78 0.29 0.23 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:00 lo 33.08 33.08 12.85 12.85 0.00 0.00 0.00 0.00 10:10:00 ens3 1.55 1.12 0.56 0.39 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.76 23.76 11.81 11.81 0.00 0.00 0.00 0.00 Average: ens3 1.66 1.26 0.67 0.49 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-28301) 06/18/26 _x86_64_ (4 CPU) 08:22:36 LINUX RESTART (4 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:07 all 61.17 0.00 2.48 0.27 0.14 35.94 08:40:07 0 61.36 0.00 2.43 0.29 0.13 35.78 08:40:07 1 60.82 0.00 2.32 0.33 0.14 36.40 08:40:07 2 60.89 0.00 2.51 0.31 0.14 36.15 08:40:07 3 61.62 0.00 2.67 0.16 0.14 35.41 08:50:07 all 40.19 0.00 1.48 0.10 0.12 58.11 08:50:07 0 40.41 0.00 1.39 0.20 0.12 57.89 08:50:07 1 40.59 0.00 1.45 0.07 0.12 57.77 08:50:07 2 39.72 0.00 1.47 0.10 0.12 58.59 08:50:07 3 40.05 0.00 1.60 0.05 0.12 58.18 09:00:01 all 18.29 0.00 0.86 0.08 0.09 80.69 09:00:01 0 18.69 0.00 0.91 0.07 0.09 80.24 09:00:01 1 17.70 0.00 0.87 0.06 0.09 81.27 09:00:01 2 18.18 0.00 0.85 0.04 0.09 80.84 09:00:01 3 18.57 0.00 0.81 0.14 0.08 80.39 09:10:07 all 30.76 0.00 0.96 0.11 0.09 68.09 09:10:07 0 31.67 0.00 1.07 0.12 0.09 67.07 09:10:07 1 30.72 0.00 0.94 0.05 0.09 68.20 09:10:07 2 30.43 0.00 0.86 0.07 0.08 68.56 09:10:07 3 30.21 0.00 0.96 0.19 0.09 68.55 09:20:07 all 18.86 0.00 0.60 0.04 0.07 80.42 09:20:07 0 19.22 0.00 0.56 0.02 0.07 80.12 09:20:07 1 18.68 0.00 0.58 0.04 0.08 80.63 09:20:07 2 18.38 0.00 0.65 0.06 0.07 80.84 09:20:07 3 19.18 0.00 0.61 0.04 0.07 80.09 09:30:01 all 9.31 0.00 0.42 0.03 0.06 90.19 09:30:01 0 8.82 0.00 0.36 0.02 0.05 90.75 09:30:01 1 9.42 0.00 0.39 0.05 0.06 90.07 09:30:01 2 9.52 0.00 0.39 0.01 0.06 90.02 09:30:01 3 9.48 0.00 0.53 0.02 0.05 89.92 09:40:07 all 17.14 0.00 0.78 0.08 0.09 81.92 09:40:07 0 17.11 0.00 0.76 0.11 0.07 81.94 09:40:07 1 17.40 0.00 0.74 0.12 0.13 81.61 09:40:07 2 17.44 0.00 0.75 0.03 0.08 81.71 09:40:07 3 16.61 0.00 0.85 0.05 0.08 82.42 09:50:07 all 4.51 0.00 0.26 0.01 0.05 95.17 09:50:07 0 4.42 0.00 0.26 0.02 0.05 95.24 09:50:07 1 4.56 0.00 0.26 0.02 0.05 95.11 09:50:07 2 4.44 0.00 0.26 0.00 0.05 95.24 09:50:07 3 4.61 0.00 0.26 0.01 0.05 95.08 10:00:01 all 20.96 0.00 0.75 0.04 0.07 78.18 10:00:01 0 21.77 0.00 0.81 0.05 0.08 77.30 10:00:01 1 20.42 0.00 0.71 0.02 0.07 78.78 10:00:01 2 20.44 0.00 0.68 0.08 0.07 78.72 10:00:01 3 21.21 0.00 0.79 0.02 0.08 77.91 10:10:00 all 11.03 0.00 0.55 0.03 0.06 88.33 10:10:00 0 11.18 0.00 0.51 0.02 0.05 88.24 10:10:00 1 10.96 0.00 0.55 0.02 0.06 88.41 10:10:00 2 10.68 0.00 0.60 0.05 0.06 88.60 10:10:00 3 11.29 0.00 0.56 0.02 0.05 88.08 Average: all 23.29 0.00 0.92 0.08 0.08 75.63 Average: 0 23.53 0.00 0.91 0.09 0.08 75.38 Average: 1 23.20 0.00 0.88 0.08 0.09 75.75 Average: 2 23.08 0.00 0.90 0.08 0.08 75.86 Average: 3 23.34 0.00 0.97 0.07 0.08 75.54