---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6104 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 12G 66G 15% / 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 742 9314 4 5932 14903 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:e1:ff:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.177/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79719sec preferred_lft 79719sec inet6 fe80::f816:3eff:fee1:ff06/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:b5:1f:8b:60:39 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-6104) 09/08/26 _x86_64_ (4 CPU) 17:41:09 LINUX RESTART (4 CPU) 17:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:04 1.27 0.00 1.27 0.00 0.04 14.73 0.15 18:10:11 1.18 0.00 1.17 0.01 0.00 13.59 0.05 18:20:36 1.26 0.00 1.25 0.01 0.01 14.41 0.06 18:30:36 1.28 0.00 1.27 0.01 0.00 14.72 0.07 18:40:26 31.04 2.30 28.09 0.66 135.61 2541.04 2219.08 18:50:24 12.91 2.23 9.81 0.86 136.07 3095.32 311.65 19:00:05 61.00 0.35 38.42 22.23 11.11 4606.93 274131.81 19:10:25 43.50 0.03 35.05 8.42 0.74 3084.60 28422.64 19:20:35 5.26 0.15 4.73 0.38 9.71 2536.86 88.84 19:30:23 1.85 0.00 1.84 0.01 0.00 28.38 0.05 Average: 15.91 0.50 12.21 3.21 28.94 1584.58 29653.83 17:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:04 13753400 15539984 478284 2.92 53940 1960400 1178392 6.76 193188 2178492 180 18:10:11 13753152 15540140 478084 2.92 54332 1960416 1178392 6.76 193576 2180204 60 18:20:36 13753172 15540632 477600 2.92 54776 1960420 1178392 6.76 194028 2180736 4 18:30:36 13742932 15530788 487332 2.98 55160 1960420 1178456 6.76 194400 2191376 4 18:40:26 13090588 15541792 437556 2.67 95088 2550700 1023020 5.87 314196 2642524 208 18:50:24 10314408 13733212 2226124 13.60 147512 3392084 2548740 14.63 569788 5102488 44420 19:00:05 8919172 13337456 2612156 15.95 199864 4251676 2803000 16.09 809984 6143260 32572 19:10:25 9771408 15445944 499264 3.05 238980 5395700 1067208 6.13 1212796 4800932 724992 19:20:35 9695636 15382332 562256 3.43 241128 5405832 1145116 6.57 1217320 4869244 20 19:30:23 9693720 15380876 563320 3.44 241668 5405840 1145116 6.57 1218812 4869288 44 Average: 11648759 15097316 882198 5.39 138245 3424349 1444583 8.29 611809 3715854 80250 17:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:04 ens3 0.34 0.11 0.07 0.04 0.00 0.00 0.00 0.00 18:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:11 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 18:10:11 ens3 0.31 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:36 lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 18:20:36 ens3 0.36 0.12 0.07 0.05 0.00 0.00 0.00 0.00 18:20:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:36 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 18:30:36 ens3 0.29 0.12 0.07 0.05 0.00 0.00 0.00 0.00 18:30:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:26 lo 0.26 0.26 0.02 0.02 0.00 0.00 0.00 0.00 18:40:26 ens3 49.45 35.15 314.91 8.10 0.00 0.00 0.00 0.00 18:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:24 lo 1.12 1.12 0.11 0.11 0.00 0.00 0.00 0.00 18:50:24 ens3 96.65 80.06 582.43 19.80 0.00 0.00 0.00 0.00 18:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:05 lo 4176.59 4176.59 3983.20 3983.20 0.00 0.00 0.00 0.00 19:00:05 ens3 72.07 55.12 333.84 19.79 0.00 0.00 0.00 0.00 19:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:25 lo 4474.56 4474.56 4265.99 4265.99 0.00 0.00 0.00 0.00 19:10:25 ens3 60.46 48.21 119.82 21.43 0.00 0.00 0.00 0.00 19:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:35 lo 11.21 11.21 1.17 1.17 0.00 0.00 0.00 0.00 19:20:35 ens3 37.06 41.32 18.10 105.89 0.00 0.00 0.00 0.00 19:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:23 lo 18.76 18.76 1.94 1.94 0.00 0.00 0.00 0.00 19:30:23 ens3 63.52 74.33 30.10 475.25 0.00 0.00 0.00 0.00 19:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 867.21 867.21 824.25 824.25 0.00 0.00 0.00 0.00 Average: ens3 37.72 33.17 138.09 64.02 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-6104) 09/08/26 _x86_64_ (4 CPU) 17:41:09 LINUX RESTART (4 CPU) 17:50:04 CPU %user %nice %system %iowait %steal %idle 18:00:04 all 0.15 0.00 0.03 0.01 0.00 99.81 18:00:04 0 0.01 0.00 0.02 0.02 0.00 99.94 18:00:04 1 0.04 0.00 0.02 0.00 0.00 99.93 18:00:04 2 0.48 0.00 0.06 0.00 0.01 99.46 18:00:04 3 0.05 0.00 0.03 0.00 0.00 99.91 18:10:11 all 0.07 0.00 0.04 0.01 0.00 99.89 18:10:11 0 0.01 0.00 0.01 0.01 0.00 99.97 18:10:11 1 0.04 0.00 0.04 0.01 0.00 99.91 18:10:11 2 0.04 0.00 0.05 0.00 0.00 99.91 18:10:11 3 0.18 0.00 0.04 0.00 0.00 99.77 18:20:36 all 0.08 0.00 0.03 0.01 0.00 99.88 18:20:36 0 0.03 0.00 0.04 0.00 0.00 99.93 18:20:36 1 0.21 0.00 0.02 0.03 0.00 99.74 18:20:36 2 0.04 0.00 0.05 0.00 0.00 99.91 18:20:36 3 0.03 0.00 0.03 0.00 0.00 99.93 18:30:36 all 0.15 0.00 0.03 0.01 0.00 99.81 18:30:36 0 0.01 0.00 0.02 0.00 0.00 99.96 18:30:36 1 0.06 0.00 0.04 0.01 0.00 99.88 18:30:36 2 0.48 0.00 0.05 0.00 0.01 99.47 18:30:36 3 0.03 0.00 0.02 0.02 0.00 99.93 18:40:26 all 2.97 0.00 0.38 0.28 0.01 96.36 18:40:26 0 2.49 0.00 0.29 0.06 0.01 97.16 18:40:26 1 1.20 0.00 0.23 0.11 0.01 98.46 18:40:26 2 3.07 0.00 0.50 0.63 0.01 95.79 18:40:26 3 5.11 0.00 0.51 0.33 0.01 94.05 18:50:24 all 53.45 0.00 2.07 0.06 0.03 44.40 18:50:24 0 53.64 0.00 1.83 0.03 0.03 44.47 18:50:24 1 53.26 0.00 2.38 0.14 0.03 44.20 18:50:24 2 54.48 0.00 2.07 0.04 0.02 43.38 18:50:24 3 52.43 0.00 1.98 0.03 0.03 45.53 19:00:05 all 61.54 0.00 4.16 0.11 0.03 34.16 19:00:05 0 62.38 0.00 4.06 0.09 0.03 33.43 19:00:05 1 59.93 0.00 3.89 0.11 0.03 36.03 19:00:05 2 61.62 0.00 4.30 0.13 0.02 33.92 19:00:05 3 62.22 0.00 4.37 0.11 0.03 33.27 19:10:25 all 59.18 0.00 4.26 0.10 0.03 36.43 19:10:25 0 58.67 0.00 4.34 0.09 0.03 36.88 19:10:25 1 59.33 0.00 3.93 0.10 0.03 36.61 19:10:25 2 58.52 0.00 4.15 0.11 0.02 37.19 19:10:25 3 60.22 0.00 4.63 0.10 0.03 35.02 19:20:35 all 4.40 0.00 0.17 0.06 0.00 95.37 19:20:35 0 3.05 0.00 0.18 0.06 0.00 96.71 19:20:35 1 4.08 0.00 0.17 0.11 0.00 95.64 19:20:35 2 6.33 0.00 0.17 0.07 0.00 93.43 19:20:35 3 4.14 0.00 0.16 0.01 0.00 95.69 19:30:23 all 6.77 0.00 0.19 0.01 0.01 93.02 19:30:23 0 10.10 0.00 0.29 0.00 0.01 89.60 19:30:23 1 2.53 0.00 0.12 0.01 0.01 97.34 19:30:23 2 9.99 0.00 0.22 0.01 0.01 89.77 19:30:23 3 4.45 0.00 0.15 0.01 0.01 95.38 Average: all 18.77 0.00 1.13 0.06 0.01 80.03 Average: 0 18.92 0.00 1.10 0.04 0.01 79.92 Average: 1 17.98 0.00 1.08 0.06 0.01 80.87 Average: 2 19.40 0.00 1.15 0.10 0.01 79.34 Average: 3 18.77 0.00 1.19 0.06 0.01 79.97