---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47171 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 755 6790 4 8443 14890 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:bc:54:6a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79028sec preferred_lft 79028sec inet6 fe80::f816:3eff:febc:546a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:9f:2e:6b:eb:3b 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::649f:2eff:fe6b:eb3b/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-47171) 09/03/26 _x86_64_ (4 CPU) 12:08:06 LINUX RESTART (4 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 94.52 8.98 81.45 4.09 867.84 31572.03 25224.87 12:30:36 5.95 0.30 5.48 0.17 17.79 142.27 1116.92 12:40:14 22.60 12.39 9.57 0.63 141.40 361.82 1002.60 12:50:01 21.78 0.75 19.89 1.14 8.99 1777.01 1150.32 13:00:36 26.32 0.05 24.81 1.47 2.92 1654.01 902.30 13:10:36 10.70 0.00 10.23 0.47 0.00 316.78 484.78 13:20:01 5.41 0.00 5.19 0.21 0.10 151.89 173.70 13:30:36 4.49 0.00 4.31 0.17 0.00 135.68 76.50 13:40:36 4.68 0.00 4.49 0.19 0.00 148.40 345.13 13:50:01 2.14 0.00 2.12 0.01 0.00 35.08 0.30 14:00:36 11.13 0.00 10.64 0.49 0.00 649.36 335.26 14:10:11 7.28 0.96 5.91 0.41 22.59 418.03 149.68 Average: 18.12 1.91 15.42 0.79 87.90 3114.58 2581.53 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 1063564 9244772 6680540 40.80 235792 7779576 7634324 43.82 1921780 12661348 1336 12:30:36 2804880 10997920 4928240 30.10 236980 7790240 5643168 32.39 1971748 10869108 28 12:40:14 1698792 9967192 5958692 36.39 241992 7847628 7481076 42.94 2031280 11899056 856 12:50:01 4300808 12968256 2956384 18.06 255052 8217876 3647468 20.94 2158668 9173136 11472 13:00:36 4163592 11704352 4221064 25.78 266508 7095168 4870392 27.96 2276216 9198608 336 13:10:36 3583484 11168988 4756904 29.05 267796 7138344 5527768 31.73 2279692 9780540 52 13:20:01 3622296 11227484 4698328 28.70 268384 7157344 5412028 31.06 2281140 9721036 68 13:30:36 2200200 9826396 6098624 37.25 268996 7177764 6818836 39.14 2283212 11143428 536 13:40:36 2249700 9898412 6026672 36.81 269820 7199320 6785032 38.95 2286844 11088860 108 13:50:01 2060796 9710864 6214100 37.95 270088 7200440 6952292 39.91 2287104 11269980 40 14:00:36 3432900 11236592 4688904 28.64 274384 7343476 5389532 30.94 2302732 9904100 80 14:10:11 7084976 15332548 595028 3.63 275912 7773864 1252088 7.19 2325608 6197300 341848 Average: 3188832 11106981 4818623 29.43 260975 7476753 5617834 32.25 2200502 10242208 29730 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 6.04 6.04 4.13 4.13 0.00 0.00 0.00 0.00 12:20:01 ens3 212.36 165.04 2076.03 15.26 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:30:36 lo 11.61 11.61 7.44 7.44 0.00 0.00 0.00 0.00 12:30:36 ens3 0.63 0.36 0.14 0.10 0.00 0.00 0.00 0.00 12:30:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:14 lo 10.97 10.97 6.08 6.08 0.00 0.00 0.00 0.00 12:40:14 ens3 0.98 0.79 0.24 0.19 0.00 0.00 0.00 0.00 12:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 lo 14.44 14.44 11.90 11.90 0.00 0.00 0.00 0.00 12:50:01 ens3 1.27 1.13 0.35 1.52 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:36 lo 27.72 27.72 15.07 15.07 0.00 0.00 0.00 0.00 13:00:36 ens3 1.63 1.84 0.38 0.36 0.00 0.00 0.00 0.00 13:00:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:36 lo 18.81 18.81 9.84 9.84 0.00 0.00 0.00 0.00 13:10:36 ens3 0.80 0.83 0.18 0.16 0.00 0.00 0.00 0.00 13:10:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 24.07 24.07 8.82 8.82 0.00 0.00 0.00 0.00 13:20:01 ens3 0.59 0.55 0.14 0.12 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:36 lo 19.14 19.14 8.70 8.70 0.00 0.00 0.00 0.00 13:30:36 ens3 0.87 0.45 0.19 0.12 0.00 0.00 0.00 0.00 13:30:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:36 lo 11.97 11.97 6.99 6.99 0.00 0.00 0.00 0.00 13:40:36 ens3 0.62 0.53 0.16 0.13 0.00 0.00 0.00 0.00 13:40:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 10.97 10.97 5.76 5.76 0.00 0.00 0.00 0.00 13:50:01 ens3 0.40 0.37 0.08 0.07 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 14:00:36 lo 14.42 14.42 7.92 7.92 0.00 0.00 0.00 0.00 14:00:36 ens3 0.99 0.84 0.29 0.23 0.00 0.00 0.00 0.00 14:00:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:11 lo 34.03 34.03 13.13 13.13 0.00 0.00 0.00 0.00 14:10:11 ens3 1.90 1.90 0.91 0.57 0.00 0.00 0.00 0.00 14:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.00 17.00 8.84 8.84 0.00 0.00 0.00 0.00 Average: ens3 18.56 14.53 172.98 1.56 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-47171) 09/03/26 _x86_64_ (4 CPU) 12:08:06 LINUX RESTART (4 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 42.45 0.00 2.53 0.64 0.03 54.35 12:20:01 0 41.49 0.00 2.42 0.77 0.03 55.28 12:20:01 1 40.88 0.00 2.65 0.64 0.02 55.81 12:20:01 2 45.92 0.00 2.59 0.65 0.03 50.81 12:20:01 3 41.51 0.00 2.46 0.50 0.02 55.51 12:30:36 all 8.93 0.00 0.45 0.03 0.02 90.57 12:30:36 0 8.90 0.00 0.50 0.02 0.02 90.57 12:30:36 1 8.69 0.00 0.45 0.04 0.02 90.80 12:30:36 2 9.02 0.00 0.45 0.02 0.02 90.49 12:30:36 3 9.10 0.00 0.41 0.06 0.02 90.41 12:40:14 all 21.06 0.07 0.89 0.12 0.03 77.84 12:40:14 0 21.70 0.17 0.92 0.19 0.02 76.98 12:40:14 1 20.74 0.02 0.89 0.10 0.03 78.21 12:40:14 2 20.35 0.03 0.86 0.07 0.03 78.66 12:40:14 3 21.44 0.04 0.88 0.11 0.03 77.50 12:50:01 all 26.12 0.00 1.09 0.07 0.02 72.70 12:50:01 0 26.37 0.00 1.06 0.13 0.02 72.42 12:50:01 1 26.29 0.00 1.14 0.05 0.02 72.49 12:50:01 2 25.39 0.00 1.10 0.06 0.02 73.42 12:50:01 3 26.44 0.00 1.03 0.04 0.03 72.46 13:00:36 all 40.26 0.00 1.66 0.24 0.04 57.81 13:00:36 0 39.72 0.00 1.80 0.44 0.04 58.00 13:00:36 1 40.00 0.00 1.77 0.19 0.04 58.00 13:00:36 2 40.77 0.00 1.53 0.10 0.04 57.56 13:00:36 3 40.53 0.00 1.55 0.21 0.04 57.66 13:10:36 all 18.29 0.00 0.80 0.10 0.04 80.78 13:10:36 0 18.86 0.00 0.81 0.14 0.04 80.15 13:10:36 1 18.42 0.00 0.74 0.07 0.04 80.73 13:10:36 2 17.60 0.00 0.81 0.03 0.04 81.52 13:10:36 3 18.25 0.00 0.82 0.16 0.04 80.73 13:20:01 all 8.78 0.00 0.50 0.03 0.04 90.66 13:20:01 0 8.42 0.00 0.57 0.02 0.04 90.96 13:20:01 1 8.68 0.00 0.46 0.03 0.04 90.79 13:20:01 2 8.94 0.00 0.52 0.05 0.04 90.44 13:20:01 3 9.07 0.00 0.44 0.01 0.04 90.45 13:30:36 all 9.10 0.00 0.56 0.04 0.02 90.28 13:30:36 0 9.37 0.00 0.64 0.04 0.02 89.93 13:30:36 1 9.04 0.00 0.52 0.07 0.02 90.35 13:30:36 2 8.72 0.00 0.52 0.03 0.02 90.71 13:30:36 3 9.28 0.00 0.55 0.02 0.02 90.13 13:40:36 all 9.03 0.00 0.60 0.02 0.01 90.34 13:40:36 0 9.19 0.00 0.68 0.01 0.01 90.11 13:40:36 1 9.01 0.00 0.58 0.02 0.02 90.38 13:40:36 2 8.98 0.00 0.54 0.05 0.02 90.42 13:40:36 3 8.93 0.00 0.58 0.02 0.01 90.47 13:50:01 all 1.81 0.00 0.24 0.02 0.01 97.92 13:50:01 0 1.60 0.00 0.29 0.01 0.01 98.10 13:50:01 1 1.76 0.00 0.24 0.01 0.01 97.98 13:50:01 2 1.55 0.00 0.22 0.05 0.01 98.17 13:50:01 3 2.33 0.00 0.22 0.01 0.01 97.43 14:00:36 all 17.78 0.00 0.80 0.05 0.02 81.35 14:00:36 0 18.04 0.00 0.84 0.04 0.02 81.07 14:00:36 1 17.98 0.00 0.82 0.03 0.02 81.15 14:00:36 2 17.68 0.00 0.79 0.04 0.02 81.46 14:00:36 3 17.40 0.00 0.77 0.09 0.02 81.72 14:00:36 CPU %user %nice %system %iowait %steal %idle 14:10:11 all 10.73 0.00 0.64 0.05 0.01 88.56 14:10:11 0 10.26 0.00 0.64 0.09 0.01 88.99 14:10:11 1 10.97 0.00 0.71 0.02 0.02 88.29 14:10:11 2 11.67 0.00 0.68 0.05 0.02 87.59 14:10:11 3 10.04 0.00 0.55 0.04 0.01 89.36 Average: all 18.01 0.01 0.90 0.12 0.02 80.94 Average: 0 17.98 0.01 0.94 0.16 0.02 80.88 Average: 1 17.85 0.00 0.92 0.11 0.02 81.09 Average: 2 18.20 0.00 0.89 0.10 0.02 80.79 Average: 3 18.00 0.00 0.86 0.11 0.02 81.00