---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-46627 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 17G 61G 22% / 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 734 6524 4 8730 14911 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:11:a5:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79632sec preferred_lft 79632sec inet6 fe80::f816:3eff:fe11:a567/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:f0:9d:72:fd:70 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::e8f0:9dff:fe72:fd70/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-46627) 09/01/26 _x86_64_ (4 CPU) 13:21:37 LINUX RESTART (4 CPU) 13:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:05 13.26 0.80 11.76 0.71 67.95 1316.91 1269.77 13:50:01 7.49 0.25 6.87 0.37 20.47 216.11 1109.14 14:00:04 19.93 11.85 7.69 0.39 135.25 284.66 782.79 14:10:04 46.94 0.85 29.56 16.53 13.21 2018.13 217884.55 14:20:01 27.77 0.01 26.55 1.21 0.11 1729.01 606.11 14:30:04 5.50 0.00 5.34 0.16 0.00 149.50 50.76 14:40:04 4.71 0.00 4.54 0.16 0.00 153.59 207.55 14:50:01 5.21 0.00 5.01 0.20 0.16 157.65 69.77 15:00:04 10.36 0.00 9.93 0.43 0.01 578.68 203.08 15:10:04 7.58 0.00 7.20 0.38 0.00 304.07 102.88 Average: 14.87 1.38 11.44 2.05 23.79 690.15 22228.16 13:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:05 369628 9004360 6921868 42.28 230224 8235888 7699312 44.19 1887828 13370836 208 13:50:01 1209456 9721984 6206044 37.90 231248 8114668 7406756 42.51 1939052 12496084 400 14:00:04 1097896 9683700 6242776 38.13 236080 8170356 6989416 40.12 1984136 12557272 224 14:10:04 5300184 12887632 3040576 18.57 253172 7157272 4369456 25.08 2129288 8224136 105168 14:20:01 3564900 11407888 4519600 27.60 261192 7401200 5314548 30.51 2229100 9829716 496 14:30:04 3454728 11317276 4610060 28.16 261828 7420064 5371400 30.83 2230524 9953152 416 14:40:04 1927644 9813340 6113144 37.34 262392 7442604 6870120 39.43 2232528 11470680 352 14:50:01 2104028 10013316 5913140 36.12 263352 7465156 6741312 38.70 2236384 11289700 72 15:00:04 3648388 11690892 4236344 25.87 267204 7585280 5178220 29.72 2243696 9739848 1812 15:10:04 2543228 10641888 5284728 32.28 268252 7638680 6066024 34.82 2263244 10803224 448 Average: 2522008 10618228 5308828 32.42 253494 7663117 6200656 35.59 2137578 10973465 10960 13:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:05 lo 8.67 8.67 5.88 5.88 0.00 0.00 0.00 0.00 13:40:05 ens3 0.91 0.71 0.23 0.87 0.00 0.00 0.00 0.00 13:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 11.76 11.76 6.27 6.27 0.00 0.00 0.00 0.00 13:50:01 ens3 0.68 0.51 0.14 0.24 0.00 0.00 0.00 0.00 13:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:04 lo 11.47 11.47 7.15 7.15 0.00 0.00 0.00 0.00 14:00:04 ens3 0.91 0.62 0.24 0.18 0.00 0.00 0.00 0.00 14:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:04 lo 18.18 18.18 14.48 14.48 0.00 0.00 0.00 0.00 14:10:04 ens3 1.73 1.52 0.53 0.44 0.00 0.00 0.00 0.00 14:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 33.02 33.02 16.73 16.73 0.00 0.00 0.00 0.00 14:20:01 ens3 1.52 1.33 0.36 0.31 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:04 lo 20.86 20.86 8.90 8.90 0.00 0.00 0.00 0.00 14:30:04 ens3 0.73 0.65 0.17 0.14 0.00 0.00 0.00 0.00 14:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:04 lo 26.41 26.41 11.19 11.19 0.00 0.00 0.00 0.00 14:40:04 ens3 0.77 0.50 0.18 0.14 0.00 0.00 0.00 0.00 14:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 13.33 13.33 7.46 7.46 0.00 0.00 0.00 0.00 14:50:01 ens3 0.66 0.44 0.17 0.12 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:04 lo 14.58 14.58 7.95 7.95 0.00 0.00 0.00 0.00 15:00:04 ens3 1.05 0.75 0.31 0.24 0.00 0.00 0.00 0.00 15:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:04 lo 25.07 25.07 11.90 11.90 0.00 0.00 0.00 0.00 15:10:04 ens3 1.08 0.76 0.22 0.18 0.00 0.00 0.00 0.00 15:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.33 18.33 9.78 9.78 0.00 0.00 0.00 0.00 Average: ens3 1.00 0.78 0.26 0.29 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-46627) 09/01/26 _x86_64_ (4 CPU) 13:21:37 LINUX RESTART (4 CPU) 13:30:04 CPU %user %nice %system %iowait %steal %idle 13:40:05 all 15.59 0.00 0.93 0.05 0.03 83.39 13:40:05 0 15.90 0.00 0.92 0.03 0.02 83.12 13:40:05 1 14.21 0.00 0.97 0.05 0.02 84.74 13:40:05 2 17.12 0.00 1.01 0.11 0.03 81.74 13:40:05 3 15.15 0.00 0.84 0.02 0.02 83.96 13:50:01 all 15.94 0.00 0.84 0.04 0.02 83.17 13:50:01 0 16.14 0.00 0.88 0.03 0.02 82.92 13:50:01 1 16.62 0.00 0.95 0.06 0.02 82.35 13:50:01 2 15.38 0.00 0.78 0.02 0.02 83.79 13:50:01 3 15.60 0.00 0.74 0.03 0.02 83.62 14:00:04 all 16.79 0.07 0.78 0.10 0.03 82.23 14:00:04 0 16.09 0.02 0.86 0.04 0.03 82.95 14:00:04 1 17.49 0.00 0.74 0.11 0.03 81.63 14:00:04 2 16.82 0.11 0.75 0.10 0.03 82.20 14:00:04 3 16.77 0.14 0.77 0.15 0.03 82.14 14:10:04 all 40.62 0.00 1.61 0.10 0.03 57.63 14:10:04 0 40.39 0.00 1.70 0.07 0.03 57.81 14:10:04 1 40.50 0.00 1.76 0.07 0.03 57.64 14:10:04 2 40.72 0.00 1.51 0.17 0.03 57.57 14:10:04 3 40.87 0.00 1.48 0.11 0.03 57.52 14:20:01 all 39.29 0.00 1.46 0.10 0.02 59.13 14:20:01 0 39.91 0.00 1.51 0.16 0.03 58.40 14:20:01 1 38.80 0.00 1.48 0.09 0.02 59.62 14:20:01 2 39.48 0.00 1.49 0.05 0.02 58.95 14:20:01 3 38.98 0.00 1.37 0.09 0.02 59.54 14:30:04 all 8.50 0.00 0.39 0.03 0.01 91.07 14:30:04 0 8.48 0.00 0.51 0.05 0.01 90.95 14:30:04 1 8.76 0.00 0.34 0.01 0.01 90.87 14:30:04 2 8.33 0.00 0.32 0.02 0.01 91.31 14:30:04 3 8.42 0.00 0.40 0.02 0.01 91.15 14:40:04 all 10.22 0.00 0.51 0.03 0.01 89.23 14:40:04 0 9.96 0.00 0.59 0.05 0.01 89.38 14:40:04 1 10.09 0.00 0.49 0.04 0.01 89.37 14:40:04 2 10.66 0.00 0.50 0.02 0.01 88.81 14:40:04 3 10.16 0.00 0.47 0.01 0.01 89.34 14:50:01 all 9.19 0.00 0.54 0.03 0.02 90.23 14:50:01 0 9.11 0.00 0.56 0.02 0.02 90.29 14:50:01 1 9.20 0.00 0.54 0.03 0.02 90.21 14:50:01 2 9.16 0.00 0.60 0.05 0.02 90.17 14:50:01 3 9.29 0.00 0.45 0.01 0.01 90.25 15:00:04 all 12.01 0.00 0.71 0.05 0.01 87.22 15:00:04 0 11.40 0.00 0.74 0.02 0.01 87.82 15:00:04 1 13.09 0.00 0.69 0.01 0.01 86.19 15:00:04 2 11.26 0.00 0.67 0.12 0.01 87.94 15:00:04 3 12.28 0.00 0.74 0.06 0.01 86.91 15:10:04 all 15.48 0.00 0.64 0.04 0.01 83.83 15:10:04 0 15.57 0.00 0.65 0.07 0.01 83.70 15:10:04 1 16.31 0.00 0.71 0.06 0.02 82.91 15:10:04 2 14.37 0.00 0.55 0.01 0.01 85.05 15:10:04 3 15.66 0.00 0.66 0.03 0.01 83.65 Average: all 18.34 0.01 0.84 0.06 0.02 80.73 Average: 0 18.28 0.00 0.89 0.05 0.02 80.75 Average: 1 18.49 0.00 0.87 0.05 0.02 80.57 Average: 2 18.31 0.01 0.82 0.07 0.02 80.77 Average: 3 18.29 0.01 0.79 0.05 0.02 80.83