---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-28299 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 695 12246 3 3047 14951 Swap: 1023 43 980 ---> 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:a1:11:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78638sec preferred_lft 78638sec inet6 fe80::f816:3eff:fea1:118a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:25:3e:54:ad:df 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::dc25:3eff:fe54:addf/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-28299) 06/18/26 _x86_64_ (4 CPU) 08:22:33 LINUX RESTART (4 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:03 57.95 6.25 49.37 2.33 191.27 4735.13 2501.13 08:50:01 50.45 26.87 22.33 1.24 1010.02 1505.90 1089.39 09:00:01 9.30 1.60 7.28 0.42 44.87 246.51 1101.83 09:10:03 9.24 0.17 8.66 0.41 5.41 524.07 1096.26 09:20:01 16.70 0.37 15.66 0.67 9.41 489.50 758.44 09:30:01 22.58 12.44 9.72 0.42 152.18 307.60 405.83 09:40:03 11.61 5.98 5.46 0.16 205.45 142.55 76.68 09:50:01 5.49 0.12 5.16 0.21 5.79 154.34 95.42 10:00:01 5.89 0.24 5.58 0.06 7.09 92.24 36.97 10:10:03 5.85 0.24 5.39 0.21 9.80 162.73 77.57 10:20:01 10.20 0.38 9.33 0.50 8.72 656.31 511.05 10:30:01 6.13 0.05 5.88 0.20 1.21 192.32 206.41 Average: 17.61 4.56 12.49 0.57 137.48 768.09 663.38 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:03 1573804 2769180 13167864 80.42 251728 1059024 14263824 81.87 898700 13433132 364 08:50:01 3718680 5423828 10515112 64.22 264948 1556860 11243512 64.54 1091856 11106284 844 09:00:01 8519928 10249748 5694656 34.78 265696 1580884 7004272 40.20 1115712 6306696 144 09:10:03 10545812 12373620 3571108 21.81 269584 1672588 4517860 25.93 1147976 4262172 332 09:20:01 11738456 13637528 2307892 14.10 272612 1740760 3116584 17.89 1175300 3048708 220 09:30:01 9310216 11310160 4633780 28.30 278868 1822128 5439140 31.22 1221504 5403864 252 09:40:03 9491332 11509248 4434712 27.09 279476 1839348 5245560 30.11 1283104 5154848 284 09:50:01 7850384 9890000 6053328 36.97 279932 1860572 6945088 39.86 1286616 6794872 348 10:00:01 11938580 14001020 1944236 11.87 280212 1883120 3049076 17.50 1291792 2719460 20984 10:10:03 12270964 14358116 1587292 9.69 280836 1907204 3006704 17.26 1297268 2386908 22792 10:20:01 9195980 11416716 4527036 27.65 285140 2031052 5255492 30.17 1313984 5416308 400 10:30:01 8318432 10569328 5373644 32.82 285712 2060632 5978080 34.31 1325204 6271256 680 Average: 8706047 10625708 5317555 32.48 274562 1751181 6255433 35.91 1204085 6025376 3970 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:03 lo 24.03 24.03 18.80 18.80 0.00 0.00 0.00 0.00 08:40:03 ens3 1.82 1.87 0.52 0.46 0.00 0.00 0.00 0.00 08:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 44.52 44.52 19.63 19.63 0.00 0.00 0.00 0.00 08:50:01 ens3 2.09 1.99 0.44 1.06 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 15.28 15.28 6.94 6.94 0.00 0.00 0.00 0.00 09:00:01 ens3 1.58 0.99 0.46 0.63 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 09:10:03 lo 11.55 11.55 6.38 6.38 0.00 0.00 0.00 0.00 09:10:03 ens3 0.77 0.56 0.22 0.17 0.00 0.00 0.00 0.00 09:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 10.88 10.88 5.22 5.22 0.00 0.00 0.00 0.00 09:20:01 ens3 0.86 0.65 0.19 0.15 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 16.10 16.10 8.68 8.68 0.00 0.00 0.00 0.00 09:30:01 ens3 0.68 0.59 0.14 0.11 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 09:40:03 lo 13.34 13.34 5.69 5.69 0.00 0.00 0.00 0.00 09:40:03 ens3 5.84 3.97 3.69 2.55 0.00 0.00 0.00 0.00 09:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 21.84 21.84 8.58 8.58 0.00 0.00 0.00 0.00 09:50:01 ens3 0.42 0.27 0.08 0.05 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 10:00:01 lo 14.74 14.74 6.34 6.34 0.00 0.00 0.00 0.00 10:00:01 ens3 0.71 0.45 0.18 0.13 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 10:10:03 lo 17.76 17.76 10.44 10.44 0.00 0.00 0.00 0.00 10:10:03 ens3 0.96 0.59 0.30 0.22 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 14.12 14.12 8.26 8.26 0.00 0.00 0.00 0.00 10:20:01 ens3 0.79 0.66 0.21 0.17 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 33.18 33.18 12.92 12.92 0.00 0.00 0.00 0.00 10:30:01 ens3 1.08 0.67 0.27 0.19 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.77 19.77 9.82 9.82 0.00 0.00 0.00 0.00 Average: ens3 1.47 1.11 0.56 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-28299) 06/18/26 _x86_64_ (4 CPU) 08:22:33 LINUX RESTART (4 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:03 all 53.95 0.00 2.18 0.14 0.14 43.59 08:40:03 0 54.66 0.00 2.22 0.17 0.13 42.82 08:40:03 1 54.19 0.00 2.08 0.16 0.15 43.42 08:40:03 2 54.82 0.00 2.06 0.15 0.14 42.82 08:40:03 3 52.13 0.00 2.35 0.09 0.13 45.30 08:50:01 all 40.93 0.00 1.69 0.21 0.12 57.05 08:50:01 0 40.21 0.00 1.69 0.20 0.12 57.77 08:50:01 1 40.67 0.00 1.64 0.19 0.12 57.38 08:50:01 2 41.68 0.00 1.72 0.19 0.12 56.29 08:50:01 3 41.17 0.00 1.72 0.25 0.12 56.75 09:00:01 all 16.43 0.00 0.87 0.06 0.08 82.56 09:00:01 0 16.24 0.00 0.98 0.05 0.08 82.66 09:00:01 1 16.44 0.00 0.89 0.05 0.08 82.55 09:00:01 2 17.41 0.00 0.91 0.10 0.08 81.51 09:00:01 3 15.65 0.00 0.70 0.06 0.07 83.52 09:10:03 all 16.20 0.00 0.74 0.08 0.09 82.90 09:10:03 0 15.53 0.00 0.75 0.19 0.09 83.44 09:10:03 1 16.75 0.00 0.79 0.02 0.09 82.35 09:10:03 2 16.38 0.00 0.75 0.07 0.09 82.71 09:10:03 3 16.13 0.00 0.66 0.03 0.09 83.09 09:20:01 all 25.77 0.00 0.86 0.04 0.08 73.24 09:20:01 0 26.20 0.00 0.87 0.04 0.08 72.81 09:20:01 1 25.60 0.00 0.84 0.02 0.08 73.46 09:20:01 2 25.40 0.00 0.89 0.03 0.08 73.60 09:20:01 3 25.90 0.00 0.85 0.08 0.08 73.09 09:30:01 all 19.88 0.09 0.73 0.12 0.08 79.10 09:30:01 0 20.20 0.04 0.77 0.05 0.08 78.86 09:30:01 1 20.21 0.00 0.79 0.11 0.08 78.80 09:30:01 2 19.51 0.29 0.69 0.25 0.08 79.18 09:30:01 3 19.58 0.03 0.68 0.07 0.08 79.55 09:40:03 all 8.32 0.00 0.36 0.19 0.06 91.07 09:40:03 0 8.01 0.00 0.37 0.11 0.05 91.45 09:40:03 1 8.57 0.00 0.31 0.13 0.06 90.92 09:40:03 2 8.10 0.00 0.33 0.23 0.06 91.28 09:40:03 3 8.60 0.00 0.42 0.30 0.06 90.63 09:50:01 all 10.04 0.00 0.41 0.07 0.06 89.42 09:50:01 0 10.04 0.00 0.42 0.02 0.06 89.46 09:50:01 1 10.00 0.00 0.46 0.06 0.06 89.43 09:50:01 2 10.37 0.00 0.43 0.09 0.06 89.04 09:50:01 3 9.75 0.00 0.35 0.09 0.06 89.76 10:00:01 all 5.67 0.00 0.41 0.02 0.05 93.85 10:00:01 0 5.66 0.00 0.37 0.02 0.05 93.90 10:00:01 1 5.87 0.00 0.44 0.03 0.05 93.61 10:00:01 2 5.83 0.00 0.44 0.01 0.06 93.66 10:00:01 3 5.31 0.00 0.39 0.03 0.05 94.23 10:10:03 all 10.01 0.00 0.39 0.02 0.06 89.53 10:10:03 0 9.90 0.00 0.39 0.01 0.06 89.65 10:10:03 1 10.52 0.00 0.39 0.02 0.06 89.00 10:10:03 2 9.65 0.00 0.35 0.03 0.06 89.92 10:10:03 3 9.97 0.00 0.41 0.02 0.06 89.53 10:20:01 all 17.83 0.00 0.64 0.04 0.07 81.43 10:20:01 0 19.04 0.00 0.70 0.09 0.06 80.10 10:20:01 1 16.95 0.00 0.63 0.02 0.07 82.34 10:20:01 2 17.63 0.00 0.61 0.03 0.07 81.66 10:20:01 3 17.68 0.00 0.62 0.03 0.06 81.61 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 10.85 0.00 0.52 0.03 0.07 88.54 10:30:01 0 11.04 0.00 0.50 0.02 0.06 88.37 10:30:01 1 10.90 0.00 0.55 0.02 0.07 88.46 10:30:01 2 10.50 0.00 0.56 0.02 0.07 88.85 10:30:01 3 10.95 0.00 0.48 0.05 0.07 88.46 Average: all 19.65 0.01 0.82 0.08 0.08 79.36 Average: 0 19.72 0.00 0.84 0.08 0.08 79.28 Average: 1 19.71 0.00 0.82 0.07 0.08 79.32 Average: 2 19.77 0.02 0.81 0.10 0.08 79.22 Average: 3 19.40 0.00 0.80 0.09 0.08 79.63