---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37037 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 765 25105 4 6221 30858 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:20:c6:73 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.231/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81824sec preferred_lft 81824sec inet6 fe80::f816:3eff:fe20:c673/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:93:0a:a2:82:5f 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37037) 08/12/26 _x86_64_ (8 CPU) 21:18:12 LINUX RESTART (8 CPU) 21:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:11 1.56 0.03 1.52 0.01 1.14 23.71 213.53 21:40:11 1.28 0.01 1.28 0.00 0.04 15.40 0.00 21:50:01 1.20 0.00 1.20 0.00 0.00 13.98 0.00 22:00:02 15.13 0.00 1.33 13.80 0.15 15.37 512783.53 22:10:11 1.30 0.00 1.30 0.00 0.00 15.19 0.00 22:20:01 1.30 0.00 1.30 0.00 0.01 15.19 0.00 22:30:02 40.77 3.76 36.30 0.71 133.74 9564.91 2884.63 Average: 8.94 0.54 6.32 2.08 19.31 1381.55 73804.19 21:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:11 30208632 31879860 507264 1.54 59168 1950040 1515452 4.47 198236 2169580 52 21:40:11 30204632 31876420 510816 1.55 59572 1950184 1515468 4.47 198636 2172504 36 21:50:01 30203180 31875360 511924 1.56 59932 1950192 1515468 4.47 198996 2173256 4 22:00:02 30191380 31874308 512764 1.56 60628 1960180 1515516 4.47 209576 2174904 184 22:10:11 30189112 31872404 514692 1.57 60996 1960188 1515532 4.47 209912 2177364 32 22:20:01 30187660 31871548 515452 1.57 61400 1960316 1515596 4.47 210340 2182056 4 22:30:02 26429356 31673132 636936 1.94 127920 5356464 1162812 3.43 1311224 4653536 826960 Average: 29659136 31846147 529978 1.61 69945 2441081 1465121 4.32 362417 2529029 118182 21:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:30:11 ens3 0.58 0.18 0.17 0.09 0.00 0.00 0.00 0.00 21:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:11 ens3 0.52 0.16 0.17 0.10 0.00 0.00 0.00 0.00 21:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:50:01 ens3 0.28 0.08 0.05 0.02 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:02 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:02 ens3 0.52 0.12 0.10 0.05 0.00 0.00 0.00 0.00 22:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:11 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:10:11 ens3 0.47 0.20 0.16 0.11 0.00 0.00 0.00 0.00 22:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:20:01 ens3 0.73 0.26 0.26 0.17 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:02 lo 175.94 175.94 211.91 211.91 0.00 0.00 0.00 0.00 22:30:02 ens3 684.71 416.11 1696.94 1184.13 0.00 0.00 0.00 0.00 22:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 25.24 25.24 30.30 30.30 0.00 0.00 0.00 0.00 Average: ens3 98.33 59.63 242.73 169.36 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-8c-8g-37037) 08/12/26 _x86_64_ (8 CPU) 21:18:12 LINUX RESTART (8 CPU) 21:20:00 CPU %user %nice %system %iowait %steal %idle 21:30:11 all 0.03 0.00 0.01 0.03 0.01 99.91 21:30:11 0 0.13 0.00 0.00 0.00 0.01 99.86 21:30:11 1 0.02 0.00 0.01 0.01 0.00 99.96 21:30:11 2 0.01 0.00 0.01 0.00 0.00 99.98 21:30:11 3 0.03 0.00 0.03 0.00 0.02 99.92 21:30:11 4 0.03 0.00 0.01 0.22 0.01 99.73 21:30:11 5 0.01 0.00 0.01 0.00 0.01 99.96 21:30:11 6 0.04 0.00 0.03 0.02 0.01 99.90 21:30:11 7 0.00 0.00 0.01 0.02 0.00 99.97 21:40:11 all 0.03 0.00 0.01 0.01 0.01 99.94 21:40:11 0 0.16 0.00 0.01 0.00 0.01 99.83 21:40:11 1 0.02 0.00 0.02 0.01 0.02 99.94 21:40:11 2 0.01 0.00 0.01 0.01 0.01 99.96 21:40:11 3 0.01 0.00 0.01 0.00 0.01 99.97 21:40:11 4 0.03 0.00 0.01 0.06 0.01 99.89 21:40:11 5 0.01 0.00 0.01 0.00 0.01 99.98 21:40:11 6 0.01 0.00 0.01 0.00 0.01 99.97 21:40:11 7 0.01 0.00 0.01 0.00 0.00 99.98 21:50:01 all 0.03 0.00 0.01 0.02 0.01 99.93 21:50:01 0 0.20 0.00 0.01 0.00 0.01 99.79 21:50:01 1 0.01 0.00 0.01 0.10 0.01 99.87 21:50:01 2 0.03 0.00 0.03 0.00 0.02 99.93 21:50:01 3 0.01 0.00 0.01 0.00 0.00 99.98 21:50:01 4 0.01 0.00 0.01 0.01 0.01 99.97 21:50:01 5 0.01 0.00 0.01 0.00 0.01 99.98 21:50:01 6 0.01 0.00 0.01 0.03 0.01 99.94 21:50:01 7 0.01 0.00 0.00 0.00 0.00 99.98 22:00:02 all 0.01 0.00 0.01 0.03 0.01 99.94 22:00:02 0 0.01 0.00 0.00 0.00 0.00 99.98 22:00:02 1 0.01 0.00 0.01 0.06 0.01 99.91 22:00:02 2 0.02 0.00 0.02 0.00 0.02 99.93 22:00:02 3 0.01 0.00 0.04 0.17 0.01 99.77 22:00:02 4 0.00 0.00 0.01 0.00 0.01 99.97 22:00:02 5 0.01 0.00 0.00 0.00 0.01 99.98 22:00:02 6 0.01 0.00 0.01 0.00 0.00 99.98 22:00:02 7 0.01 0.00 0.00 0.00 0.00 99.99 22:10:11 all 0.08 0.00 0.01 0.02 0.01 99.89 22:10:11 0 0.07 0.00 0.00 0.00 0.01 99.91 22:10:11 1 0.01 0.00 0.01 0.04 0.01 99.94 22:10:11 2 0.47 0.00 0.02 0.05 0.01 99.45 22:10:11 3 0.00 0.00 0.00 0.00 0.00 99.99 22:10:11 4 0.02 0.00 0.03 0.00 0.02 99.92 22:10:11 5 0.01 0.00 0.00 0.00 0.00 99.98 22:10:11 6 0.01 0.00 0.01 0.03 0.01 99.94 22:10:11 7 0.00 0.00 0.00 0.00 0.00 99.99 22:20:01 all 0.08 0.00 0.01 0.01 0.01 99.89 22:20:01 0 0.01 0.00 0.01 0.00 0.00 99.98 22:20:01 1 0.01 0.00 0.01 0.07 0.01 99.91 22:20:01 2 0.54 0.00 0.02 0.00 0.01 99.44 22:20:01 3 0.01 0.00 0.00 0.00 0.00 99.99 22:20:01 4 0.02 0.00 0.02 0.00 0.02 99.94 22:20:01 5 0.01 0.00 0.01 0.00 0.01 99.97 22:20:01 6 0.02 0.00 0.02 0.02 0.02 99.92 22:20:01 7 0.00 0.00 0.01 0.00 0.00 99.99 22:30:02 all 12.01 0.00 0.94 0.31 0.04 86.70 22:30:02 0 14.61 0.00 1.15 0.16 0.05 84.03 22:30:02 1 8.52 0.00 0.97 0.26 0.05 90.21 22:30:02 2 15.16 0.00 0.76 0.10 0.04 83.94 22:30:02 3 14.46 0.00 0.88 0.42 0.04 84.20 22:30:02 4 11.83 0.00 0.85 0.29 0.05 86.99 22:30:02 5 9.82 0.00 0.93 0.38 0.05 88.82 22:30:02 6 9.50 0.00 0.80 0.42 0.04 89.24 22:30:02 7 12.20 0.00 1.20 0.42 0.04 86.14 Average: all 1.75 0.00 0.14 0.06 0.01 98.03 Average: 0 2.17 0.00 0.17 0.02 0.01 97.62 Average: 1 1.23 0.00 0.15 0.08 0.01 98.53 Average: 2 2.31 0.00 0.12 0.02 0.01 97.52 Average: 3 2.08 0.00 0.14 0.09 0.01 97.69 Average: 4 1.71 0.00 0.13 0.08 0.02 98.06 Average: 5 1.41 0.00 0.14 0.06 0.01 98.38 Average: 6 1.37 0.00 0.13 0.07 0.01 98.42 Average: 7 1.74 0.00 0.18 0.06 0.01 98.01