---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38743 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 11G 145G 7% / 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 737 26461 4 4892 30886 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:c8:19:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81855sec preferred_lft 81855sec inet6 fe80::f816:3eff:fec8:19cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:d3:b5:69:8d:46 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-38743) 08/19/26 _x86_64_ (8 CPU) 07:17:45 LINUX RESTART (8 CPU) 07:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:04 1.35 0.03 1.30 0.01 1.09 18.55 221.12 07:40:04 1.23 0.01 1.23 0.00 0.04 16.28 0.00 07:50:04 1.24 0.00 1.24 0.00 0.13 15.73 0.00 08:00:04 15.12 0.00 1.30 13.82 0.15 16.21 513713.51 08:10:04 1.32 0.00 1.32 0.00 0.00 16.36 0.00 08:20:04 1.40 0.00 1.40 0.00 0.01 17.17 0.00 08:30:04 49.99 3.55 45.30 1.14 224.87 6383.84 3124.17 Average: 10.26 0.51 7.60 2.14 32.41 928.67 74057.52 07:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:04 30211768 31887640 499412 1.52 59528 1954192 1519880 4.48 198556 2171624 140 07:40:04 30207292 31883840 503224 1.53 60140 1954208 1519880 4.48 199188 2172444 156 07:50:04 30204520 31881768 505244 1.54 60764 1954256 1519880 4.48 199804 2173104 164 08:00:04 30191932 31880100 506848 1.54 61620 1964284 1519944 4.48 210588 2176520 156 08:10:04 30187656 31876464 510264 1.55 62220 1964292 1520072 4.48 211192 2178260 172 08:20:04 30186400 31875992 510700 1.55 62840 1964428 1520072 4.48 211796 2180136 204 08:30:04 26138328 29804664 2505768 7.63 195892 3664616 2774608 8.18 605276 5609032 218948 Average: 29618271 31584353 791637 2.41 80429 2202897 1699191 5.01 262343 2665874 31420 07:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:04 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 07:30:04 ens3 0.40 0.11 0.09 0.04 0.00 0.00 0.00 0.00 07:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:04 ens3 0.29 0.08 0.05 0.02 0.00 0.00 0.00 0.00 07:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:50:04 ens3 0.24 0.08 0.04 0.02 0.00 0.00 0.00 0.00 07:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:04 ens3 0.56 0.22 0.19 0.12 0.00 0.00 0.00 0.00 08:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:04 ens3 0.40 0.15 0.11 0.07 0.00 0.00 0.00 0.00 08:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:20:04 ens3 0.35 0.14 0.10 0.06 0.00 0.00 0.00 0.00 08:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:04 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 08:30:04 ens3 133.96 105.23 889.02 25.94 0.00 0.00 0.00 0.00 08:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 19.51 15.18 127.42 3.76 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-38743) 08/19/26 _x86_64_ (8 CPU) 07:17:45 LINUX RESTART (8 CPU) 07:20:15 CPU %user %nice %system %iowait %steal %idle 07:30:04 all 0.05 0.00 0.01 0.01 0.01 99.92 07:30:04 0 0.01 0.00 0.02 0.00 0.01 99.96 07:30:04 1 0.02 0.00 0.02 0.00 0.02 99.94 07:30:04 2 0.02 0.00 0.02 0.04 0.02 99.91 07:30:04 3 0.02 0.00 0.01 0.00 0.00 99.96 07:30:04 4 0.01 0.00 0.01 0.00 0.01 99.98 07:30:04 5 0.01 0.00 0.00 0.00 0.01 99.98 07:30:04 6 0.28 0.00 0.01 0.00 0.01 99.69 07:30:04 7 0.02 0.00 0.02 0.00 0.01 99.96 07:40:04 all 0.04 0.00 0.01 0.01 0.01 99.94 07:40:04 0 0.00 0.00 0.01 0.00 0.01 99.98 07:40:04 1 0.02 0.00 0.02 0.00 0.02 99.94 07:40:04 2 0.01 0.00 0.01 0.00 0.01 99.96 07:40:04 3 0.02 0.00 0.01 0.00 0.01 99.97 07:40:04 4 0.00 0.00 0.00 0.00 0.00 99.99 07:40:04 5 0.01 0.00 0.02 0.00 0.02 99.95 07:40:04 6 0.20 0.00 0.01 0.03 0.01 99.75 07:40:04 7 0.02 0.00 0.02 0.00 0.01 99.96 07:50:04 all 0.02 0.00 0.01 0.00 0.01 99.96 07:50:04 0 0.07 0.00 0.01 0.00 0.02 99.90 07:50:04 1 0.01 0.00 0.01 0.02 0.01 99.96 07:50:04 2 0.02 0.00 0.01 0.01 0.02 99.94 07:50:04 3 0.02 0.00 0.01 0.00 0.01 99.96 07:50:04 4 0.00 0.00 0.01 0.00 0.01 99.98 07:50:04 5 0.00 0.00 0.01 0.00 0.01 99.98 07:50:04 6 0.01 0.00 0.01 0.01 0.00 99.97 07:50:04 7 0.01 0.00 0.01 0.00 0.01 99.96 08:00:04 all 0.15 0.00 0.02 0.02 0.01 99.80 08:00:04 0 1.06 0.00 0.04 0.02 0.03 98.84 08:00:04 1 0.03 0.00 0.03 0.16 0.01 99.77 08:00:04 2 0.02 0.00 0.02 0.01 0.01 99.95 08:00:04 3 0.01 0.00 0.01 0.00 0.01 99.98 08:00:04 4 0.02 0.00 0.01 0.00 0.01 99.96 08:00:04 5 0.00 0.00 0.00 0.00 0.00 99.99 08:00:04 6 0.01 0.00 0.02 0.00 0.00 99.97 08:00:04 7 0.01 0.00 0.01 0.00 0.01 99.97 08:10:04 all 0.09 0.00 0.01 0.00 0.01 99.88 08:10:04 0 0.65 0.00 0.02 0.00 0.02 99.31 08:10:04 1 0.03 0.00 0.02 0.00 0.01 99.94 08:10:04 2 0.00 0.00 0.01 0.00 0.01 99.98 08:10:04 3 0.01 0.00 0.01 0.00 0.01 99.97 08:10:04 4 0.03 0.00 0.02 0.03 0.02 99.91 08:10:04 5 0.00 0.00 0.00 0.00 0.00 99.99 08:10:04 6 0.01 0.00 0.01 0.00 0.00 99.98 08:10:04 7 0.01 0.00 0.01 0.01 0.01 99.96 08:20:04 all 0.01 0.00 0.01 0.01 0.01 99.96 08:20:04 0 0.00 0.00 0.00 0.00 0.00 99.99 08:20:04 1 0.01 0.00 0.01 0.00 0.01 99.97 08:20:04 2 0.01 0.00 0.01 0.00 0.01 99.97 08:20:04 3 0.02 0.00 0.02 0.00 0.03 99.94 08:20:04 4 0.02 0.00 0.02 0.00 0.02 99.94 08:20:04 5 0.01 0.00 0.01 0.00 0.01 99.98 08:20:04 6 0.01 0.00 0.01 0.00 0.00 99.98 08:20:04 7 0.01 0.00 0.01 0.03 0.01 99.94 08:30:04 all 20.73 0.00 0.90 0.16 0.05 78.17 08:30:04 0 22.52 0.00 0.67 0.03 0.05 76.73 08:30:04 1 21.60 0.00 1.03 0.03 0.05 77.30 08:30:04 2 22.87 0.00 0.89 0.09 0.06 76.10 08:30:04 3 19.09 0.00 0.96 0.06 0.05 79.85 08:30:04 4 22.22 0.00 0.96 0.07 0.06 76.70 08:30:04 5 24.22 0.00 0.95 0.08 0.05 74.70 08:30:04 6 18.28 0.00 0.81 0.08 0.04 80.78 08:30:04 7 15.01 0.00 0.91 0.83 0.04 83.21 Average: all 3.01 0.00 0.14 0.03 0.02 96.80 Average: 0 3.48 0.00 0.11 0.01 0.02 96.38 Average: 1 3.11 0.00 0.16 0.03 0.02 96.68 Average: 2 3.28 0.00 0.14 0.02 0.02 96.54 Average: 3 2.74 0.00 0.15 0.01 0.02 97.09 Average: 4 3.19 0.00 0.15 0.01 0.02 96.63 Average: 5 3.47 0.00 0.14 0.01 0.01 96.36 Average: 6 2.69 0.00 0.12 0.02 0.01 97.16 Average: 7 2.16 0.00 0.14 0.12 0.01 97.56