---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-32404 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 694 12704 4 2589 14944 Swap: 1023 27 996 ---> 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:5b:88:55 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79841sec preferred_lft 79841sec inet6 fe80::f816:3eff:fe5b:8855/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:11:3a:db:3b:4e 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::4411:3aff:fedb:3b4e/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-32404) 07/02/26 _x86_64_ (4 CPU) 14:27:11 LINUX RESTART (4 CPU) 14:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:40:00 123.28 8.34 110.87 4.07 742.77 35904.25 9436.06 14:50:00 48.69 19.93 27.18 1.58 971.89 1784.48 1594.44 15:00:01 16.41 1.13 14.45 0.83 42.07 510.28 764.00 15:10:16 19.37 0.16 18.40 0.81 6.99 692.72 719.48 15:20:01 8.19 0.16 7.72 0.31 6.53 203.03 90.65 15:30:02 5.31 0.24 4.89 0.17 8.48 132.47 200.93 15:40:10 5.00 0.09 4.74 0.17 4.53 128.57 117.80 15:50:01 5.03 0.08 4.77 0.18 1.66 145.39 254.87 16:00:05 8.83 0.40 8.12 0.31 8.98 542.74 222.04 16:10:16 20.79 0.14 5.64 15.02 4.29 160.42 206106.16 Average: 26.10 3.06 20.67 2.37 179.41 4010.46 22300.14 14:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:00 1155636 5310188 10617832 64.85 263540 3799180 12430900 71.35 2160092 12390692 2364 14:50:00 3876176 5275668 10669828 65.17 193616 1395392 11306836 64.90 942132 11177520 364 15:00:01 12583040 14102188 1847292 11.28 198660 1507124 2950260 16.93 1008436 2443608 58704 15:10:16 11282532 12861084 3088188 18.86 202412 1562716 3807080 21.85 1034416 3722000 180 15:20:01 9751180 11352424 4595648 28.07 203564 1584248 5385712 30.91 1038520 5235772 224 15:30:02 9696520 11314808 4633280 28.30 204080 1600768 5348368 30.70 1042276 5286044 564 15:40:10 8278872 9913216 6034236 36.85 204536 1616356 6831848 39.21 1045352 6700792 84 15:50:01 8186916 9840856 6106472 37.30 205344 1635152 6883228 39.51 1049492 6788880 444 16:00:05 9690628 11465276 4480320 27.36 208780 1749748 5288148 30.35 1059924 5274888 260 16:10:16 9416596 11219348 4725900 28.86 210056 1776536 5385376 30.91 1073692 5524408 552 Average: 8391810 10265506 5679900 34.69 209459 1822722 6561776 37.66 1145433 6454460 6374 14:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:00 lo 8.00 8.00 9.00 9.00 0.00 0.00 0.00 0.00 14:40:00 ens3 81.00 61.94 1165.68 6.79 0.00 0.00 0.00 0.00 14:40:00 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 38.27 38.27 21.70 21.70 0.00 0.00 0.00 0.00 14:50:00 ens3 1.98 1.93 0.43 1.26 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 38.12 38.12 15.60 15.60 0.00 0.00 0.00 0.00 15:00:01 ens3 1.45 1.33 0.38 0.35 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:16 lo 12.88 12.88 7.47 7.47 0.00 0.00 0.00 0.00 15:10:16 ens3 0.90 0.81 0.18 0.15 0.00 0.00 0.00 0.00 15:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 19.63 19.63 9.42 9.42 0.00 0.00 0.00 0.00 15:20:01 ens3 0.75 0.67 0.15 0.13 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:02 lo 28.41 28.41 10.03 10.03 0.00 0.00 0.00 0.00 15:30:02 ens3 0.62 0.48 0.14 0.11 0.00 0.00 0.00 0.00 15:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:10 lo 7.72 7.72 4.62 4.62 0.00 0.00 0.00 0.00 15:40:10 ens3 0.71 0.36 0.12 0.08 0.00 0.00 0.00 0.00 15:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 19.58 19.58 10.47 10.47 0.00 0.00 0.00 0.00 15:50:01 ens3 1.01 0.59 0.18 0.13 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:05 lo 17.20 17.20 10.12 10.12 0.00 0.00 0.00 0.00 16:00:05 ens3 0.98 0.80 0.29 0.23 0.00 0.00 0.00 0.00 16:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:16 lo 17.42 17.42 7.01 7.01 0.00 0.00 0.00 0.00 16:10:16 ens3 0.99 0.46 0.14 0.09 0.00 0.00 0.00 0.00 16:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.69 20.69 10.53 10.53 0.00 0.00 0.00 0.00 Average: ens3 9.01 6.92 116.42 0.93 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-32404) 07/02/26 _x86_64_ (4 CPU) 14:27:11 LINUX RESTART (4 CPU) 14:30:00 CPU %user %nice %system %iowait %steal %idle 14:40:00 all 55.75 0.00 2.54 1.33 0.11 40.28 14:40:00 0 55.11 0.00 2.40 1.11 0.11 41.27 14:40:00 1 55.42 0.00 2.34 1.24 0.10 40.89 14:40:00 2 55.98 0.00 2.55 1.11 0.11 40.24 14:40:00 3 56.47 0.00 2.85 1.86 0.11 38.70 14:50:00 all 54.02 0.00 2.08 0.25 0.14 43.51 14:50:00 0 55.20 0.00 1.95 0.21 0.14 42.51 14:50:00 1 54.83 0.00 2.26 0.32 0.14 42.45 14:50:00 2 53.74 0.00 1.84 0.14 0.14 44.14 14:50:00 3 52.32 0.00 2.29 0.32 0.15 44.93 15:00:01 all 30.46 0.00 1.24 0.08 0.10 68.11 15:00:01 0 29.61 0.00 1.28 0.09 0.11 68.92 15:00:01 1 31.31 0.00 1.23 0.03 0.10 67.32 15:00:01 2 31.12 0.00 1.31 0.07 0.11 67.38 15:00:01 3 29.80 0.00 1.14 0.13 0.10 68.83 15:10:16 all 31.07 0.00 0.98 0.11 0.09 67.74 15:10:16 0 31.51 0.00 0.89 0.14 0.09 67.37 15:10:16 1 30.80 0.00 0.95 0.07 0.09 68.09 15:10:16 2 30.88 0.00 1.02 0.11 0.09 67.91 15:10:16 3 31.11 0.00 1.06 0.14 0.09 67.61 15:20:01 all 15.19 0.00 0.54 0.11 0.07 84.09 15:20:01 0 15.26 0.00 0.54 0.04 0.07 84.10 15:20:01 1 15.12 0.00 0.54 0.15 0.07 84.12 15:20:01 2 15.78 0.00 0.56 0.12 0.07 83.47 15:20:01 3 14.59 0.00 0.51 0.14 0.07 84.69 15:30:02 all 8.71 0.00 0.40 0.09 0.08 90.71 15:30:02 0 8.56 0.00 0.40 0.06 0.15 90.82 15:30:02 1 9.11 0.00 0.40 0.14 0.07 90.28 15:30:02 2 8.70 0.00 0.36 0.15 0.06 90.73 15:30:02 3 8.48 0.00 0.44 0.01 0.06 91.01 15:40:10 all 9.05 0.00 0.42 0.10 0.06 90.37 15:40:10 0 9.08 0.00 0.43 0.04 0.06 90.38 15:40:10 1 9.28 0.00 0.45 0.06 0.06 90.15 15:40:10 2 9.17 0.00 0.41 0.04 0.06 90.31 15:40:10 3 8.65 0.00 0.40 0.24 0.06 90.65 15:50:01 all 10.74 0.00 0.49 0.59 0.08 88.10 15:50:01 0 10.90 0.00 0.48 0.15 0.06 88.40 15:50:01 1 10.88 0.00 0.56 0.05 0.09 88.41 15:50:01 2 10.80 0.00 0.49 0.87 0.08 87.76 15:50:01 3 10.36 0.00 0.44 1.30 0.09 87.82 16:00:05 all 14.48 0.00 0.56 0.42 0.07 84.47 16:00:05 0 14.46 0.00 0.46 0.25 0.06 84.76 16:00:05 1 14.01 0.00 0.59 0.20 0.07 85.14 16:00:05 2 15.02 0.00 0.70 0.47 0.07 83.73 16:00:05 3 14.45 0.00 0.49 0.74 0.06 84.25 16:10:16 all 8.92 0.00 0.50 0.07 0.06 90.45 16:10:16 0 8.70 0.00 0.54 0.16 0.06 90.55 16:10:16 1 8.52 0.00 0.52 0.03 0.07 90.87 16:10:16 2 9.55 0.00 0.48 0.01 0.06 89.90 16:10:16 3 8.91 0.00 0.48 0.07 0.06 90.48 Average: all 23.84 0.00 0.98 0.31 0.09 74.78 Average: 0 23.85 0.00 0.94 0.23 0.09 74.89 Average: 1 23.94 0.00 0.98 0.23 0.09 74.77 Average: 2 24.07 0.00 0.97 0.31 0.08 74.56 Average: 3 23.51 0.00 1.01 0.49 0.08 74.90