---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2926 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: 5600.00 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 748 6766 4 8474 14897 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:b5:f4:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79100sec preferred_lft 79100sec inet6 fe80::f816:3eff:feb5:f48f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:89:cc:08:21:d5 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::9c89:ccff:fe08:21d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-2926) 09/07/26 _x86_64_ (4 CPU) 12:08:30 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:07 103.77 20.13 78.77 4.86 1111.93 30403.92 56649.26 12:30:12 11.15 0.85 9.65 0.65 74.40 1258.00 835.58 12:40:01 20.95 0.03 5.46 15.46 0.87 137.50 219027.18 12:50:12 7.60 0.00 7.18 0.42 0.00 275.23 702.25 13:00:12 28.70 0.76 26.48 1.46 9.92 2014.15 1254.57 13:10:00 27.38 0.32 25.71 1.36 2.83 1674.04 1270.95 13:20:12 7.02 0.00 6.71 0.31 0.09 222.83 291.25 13:30:12 5.10 0.08 4.82 0.19 1.95 161.85 106.95 13:40:01 6.08 0.00 5.87 0.21 0.00 182.29 58.15 13:50:12 9.73 0.00 9.31 0.43 0.01 585.19 1433.04 14:00:12 4.83 0.00 4.67 0.16 0.00 168.24 172.51 14:10:01 11.33 1.29 9.07 0.97 71.15 1699.18 383.70 Average: 20.33 1.97 16.18 2.18 106.98 3254.35 23234.23 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:07 5255068 15280284 647276 3.95 235380 9595296 1398192 8.03 1950024 8411464 83796 12:30:12 2813188 11142384 4783296 29.21 239060 7910468 5528452 31.73 2061292 10768008 284 12:40:01 2642244 10983528 4942040 30.18 240272 7921324 5612916 32.22 2080860 10912500 260 12:50:12 1282864 9641440 6283324 38.38 241740 7937160 7083092 40.66 2086708 12266660 784 13:00:12 2146816 9373172 6551688 40.02 255744 6800168 7306500 41.94 2245472 11247552 164 13:10:00 3626996 11196024 4728448 28.88 266452 7122720 5469064 31.39 2352888 9632364 36 13:20:12 3835344 11438508 4487496 27.41 267296 7155936 5327364 30.58 2354928 9448100 284 13:30:12 2217876 9846044 6079044 37.13 267848 7180324 6819264 39.14 2357320 11048916 568 13:40:01 2161512 9814048 6111060 37.32 268316 7204160 6826612 39.18 2360636 11096364 8 13:50:12 3573884 11359384 4566184 27.89 272372 7326800 5297428 30.41 2368440 9684564 48 14:00:12 3415780 11229436 4696040 28.68 272944 7354280 5280760 30.31 2376816 9834816 72 14:10:01 6974944 15271988 655536 4.00 275188 7823124 1311232 7.53 2407720 6229704 10084 Average: 3328876 11381353 4544286 27.75 258551 7610980 5271740 30.26 2250259 10048418 8032 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:07 lo 3.21 3.21 2.33 2.33 0.00 0.00 0.00 0.00 12:20:07 ens3 201.59 147.35 1909.45 14.02 0.00 0.00 0.00 0.00 12:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:12 lo 10.92 10.92 8.00 8.00 0.00 0.00 0.00 0.00 12:30:12 ens3 0.50 0.40 0.09 0.07 0.00 0.00 0.00 0.00 12:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 11.79 11.79 5.40 5.40 0.00 0.00 0.00 0.00 12:40:01 ens3 0.61 0.49 0.14 0.12 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:12 lo 9.35 9.35 5.84 5.84 0.00 0.00 0.00 0.00 12:50:12 ens3 0.76 0.76 0.10 0.95 0.00 0.00 0.00 0.00 12:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:12 lo 17.12 17.12 14.01 14.01 0.00 0.00 0.00 0.00 13:00:12 ens3 1.62 1.43 0.51 0.43 0.00 0.00 0.00 0.00 13:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:00 lo 30.97 30.97 15.11 15.11 0.00 0.00 0.00 0.00 13:10:00 ens3 1.41 1.50 0.35 0.32 0.00 0.00 0.00 0.00 13:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:12 lo 15.02 15.02 7.93 7.93 0.00 0.00 0.00 0.00 13:20:12 ens3 0.71 0.60 0.16 0.13 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:12 lo 29.51 29.51 11.72 11.72 0.00 0.00 0.00 0.00 13:30:12 ens3 0.53 0.49 0.11 0.09 0.00 0.00 0.00 0.00 13:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 19.43 19.43 10.36 10.36 0.00 0.00 0.00 0.00 13:40:01 ens3 0.68 0.65 0.14 0.12 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:12 lo 16.33 16.33 9.43 9.43 0.00 0.00 0.00 0.00 13:50:12 ens3 0.86 0.73 0.25 0.20 0.00 0.00 0.00 0.00 13:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:12 lo 19.63 19.63 8.10 8.10 0.00 0.00 0.00 0.00 14:00:12 ens3 0.85 0.65 0.23 0.18 0.00 0.00 0.00 0.00 14:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 20.60 20.60 8.06 8.06 0.00 0.00 0.00 0.00 14:10:01 ens3 2.93 2.59 1.92 1.12 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 16.93 16.93 8.84 8.84 0.00 0.00 0.00 0.00 Average: ens3 17.92 13.26 161.08 1.49 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-2926) 09/07/26 _x86_64_ (4 CPU) 12:08:30 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:07 all 36.39 0.07 2.51 0.82 0.03 60.18 12:20:07 0 34.46 0.08 2.46 0.57 0.02 62.41 12:20:07 1 37.06 0.02 2.69 0.74 0.03 59.45 12:20:07 2 37.67 0.15 2.60 1.31 0.03 58.24 12:20:07 3 36.36 0.04 2.28 0.65 0.03 60.63 12:30:12 all 17.76 0.00 0.84 0.05 0.03 81.33 12:30:12 0 16.56 0.00 0.93 0.05 0.03 82.43 12:30:12 1 18.44 0.00 1.00 0.06 0.03 80.46 12:30:12 2 17.97 0.00 0.69 0.01 0.03 81.29 12:30:12 3 18.05 0.00 0.72 0.06 0.03 81.14 12:40:01 all 8.73 0.00 0.43 0.05 0.02 90.77 12:40:01 0 8.80 0.00 0.44 0.02 0.02 90.71 12:40:01 1 8.79 0.00 0.48 0.11 0.02 90.60 12:40:01 2 8.59 0.00 0.39 0.01 0.02 90.98 12:40:01 3 8.73 0.00 0.41 0.07 0.02 90.78 12:50:12 all 16.11 0.00 0.78 0.03 0.03 83.05 12:50:12 0 15.49 0.00 0.85 0.04 0.03 83.59 12:50:12 1 16.23 0.00 0.80 0.02 0.02 82.92 12:50:12 2 16.08 0.00 0.75 0.01 0.03 83.14 12:50:12 3 16.65 0.00 0.74 0.06 0.02 82.53 13:00:12 all 39.24 0.00 1.52 0.08 0.03 59.13 13:00:12 0 38.96 0.00 1.60 0.06 0.03 59.35 13:00:12 1 40.57 0.00 1.37 0.03 0.04 57.98 13:00:12 2 37.99 0.00 1.50 0.05 0.04 60.42 13:00:12 3 39.42 0.00 1.60 0.19 0.03 58.76 13:10:00 all 35.42 0.00 1.48 0.10 0.04 62.98 13:10:00 0 35.10 0.00 1.48 0.15 0.04 63.23 13:10:00 1 35.85 0.00 1.56 0.04 0.04 62.52 13:10:00 2 34.99 0.00 1.50 0.16 0.04 63.32 13:10:00 3 35.72 0.00 1.37 0.04 0.04 62.83 13:20:12 all 12.59 0.00 0.67 0.04 0.02 86.68 13:20:12 0 12.75 0.00 0.72 0.08 0.02 86.43 13:20:12 1 12.71 0.00 0.63 0.04 0.02 86.60 13:20:12 2 12.65 0.00 0.68 0.02 0.02 86.63 13:20:12 3 12.25 0.00 0.65 0.01 0.02 87.06 13:30:12 all 10.86 0.00 0.59 0.02 0.02 88.51 13:30:12 0 10.63 0.00 0.73 0.03 0.02 88.60 13:30:12 1 10.53 0.00 0.58 0.01 0.02 88.87 13:30:12 2 11.07 0.00 0.55 0.01 0.02 88.35 13:30:12 3 11.21 0.00 0.50 0.06 0.03 88.22 13:40:01 all 10.35 0.00 0.55 0.03 0.02 89.05 13:40:01 0 10.65 0.00 0.65 0.02 0.02 88.66 13:40:01 1 10.08 0.00 0.54 0.02 0.02 89.34 13:40:01 2 10.54 0.00 0.54 0.05 0.02 88.84 13:40:01 3 10.13 0.00 0.47 0.02 0.03 89.36 13:50:12 all 13.24 0.00 0.69 0.05 0.02 85.99 13:50:12 0 13.12 0.00 0.72 0.03 0.02 86.12 13:50:12 1 13.72 0.00 0.70 0.03 0.02 85.53 13:50:12 2 13.12 0.00 0.67 0.08 0.02 86.11 13:50:12 3 13.02 0.00 0.67 0.07 0.02 86.22 14:00:12 all 8.31 0.00 0.51 0.03 0.02 91.14 14:00:12 0 8.33 0.00 0.53 0.04 0.02 91.08 14:00:12 1 7.88 0.00 0.51 0.02 0.02 91.57 14:00:12 2 8.67 0.00 0.47 0.02 0.02 90.82 14:00:12 3 8.34 0.00 0.53 0.04 0.02 91.07 14:00:12 CPU %user %nice %system %iowait %steal %idle 14:10:01 all 10.70 0.00 0.69 0.12 0.02 88.47 14:10:01 0 11.43 0.00 0.80 0.03 0.02 87.71 14:10:01 1 12.41 0.00 0.70 0.10 0.02 86.78 14:10:01 2 9.90 0.00 0.66 0.09 0.02 89.33 14:10:01 3 9.04 0.00 0.61 0.26 0.02 90.07 Average: all 18.31 0.01 0.94 0.12 0.03 80.60 Average: 0 18.02 0.01 0.99 0.09 0.02 80.86 Average: 1 18.69 0.00 0.96 0.10 0.03 80.21 Average: 2 18.28 0.01 0.92 0.15 0.03 80.61 Average: 3 18.25 0.00 0.88 0.13 0.03 80.72