---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37039 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 721 26279 4 5090 30902 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:a7:f8:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82761sec preferred_lft 82761sec inet6 fe80::f816:3eff:fea7:f842/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:d6:32:92:60:7f 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-37039) 08/12/26 _x86_64_ (8 CPU) 21:18:36 LINUX RESTART (8 CPU) 21:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:30:19 5.77 0.22 5.10 0.45 26.49 796.72 6148.68 21:40:01 1.62 0.01 1.61 0.00 0.04 18.35 0.00 21:50:01 1.54 0.00 1.54 0.00 0.00 17.44 0.00 22:00:21 1.59 0.00 1.59 0.00 0.00 17.87 0.00 22:10:01 38.57 3.50 34.36 0.71 229.32 3488.08 1219.81 Average: 9.60 0.72 8.64 0.23 49.81 849.26 1501.82 21:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:30:19 29982988 31873712 507580 1.54 65956 2159436 1533560 4.52 221276 2351544 8 21:40:01 29981772 31873172 508224 1.55 66592 2159452 1533640 4.52 221916 2353568 8 21:50:01 29980972 31873100 508324 1.55 67192 2159588 1533708 4.52 222508 2354632 8 22:00:21 29980168 31872936 508636 1.55 67808 2159596 1533740 4.52 223140 2356132 8 22:10:01 27622452 30582220 1740776 5.30 125708 3118796 2228108 6.57 431004 4429208 122288 Average: 29509670 31615028 754708 2.30 78651 2351374 1672551 4.93 263969 2769017 24464 21:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:30:19 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 21:30:19 ens3 21.06 13.73 315.86 1.00 0.00 0.00 0.00 0.00 21:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:40:01 ens3 0.52 0.19 0.17 0.11 0.00 0.00 0.00 0.00 21:40:01 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 0.29 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 22:00:21 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 22:00:21 ens3 0.54 0.14 0.12 0.06 0.00 0.00 0.00 0.00 22:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 22:10:01 ens3 84.03 64.97 742.94 13.09 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 20.86 15.47 208.76 2.78 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-37039) 08/12/26 _x86_64_ (8 CPU) 21:18:36 LINUX RESTART (8 CPU) 21:20:01 CPU %user %nice %system %iowait %steal %idle 21:30:19 all 0.21 0.00 0.07 0.06 0.01 99.65 21:30:19 0 0.18 0.00 0.04 0.01 0.00 99.77 21:30:19 1 0.23 0.00 0.09 0.12 0.03 99.53 21:30:19 2 0.10 0.00 0.08 0.06 0.02 99.74 21:30:19 3 0.24 0.00 0.07 0.01 0.01 99.67 21:30:19 4 0.11 0.00 0.05 0.12 0.01 99.71 21:30:19 5 0.40 0.00 0.09 0.01 0.03 99.47 21:30:19 6 0.24 0.00 0.08 0.17 0.00 99.50 21:30:19 7 0.12 0.00 0.05 0.01 0.00 99.82 21:40:01 all 0.08 0.00 0.01 0.01 0.01 99.89 21:40:01 0 0.02 0.00 0.01 0.00 0.01 99.96 21:40:01 1 0.02 0.00 0.03 0.03 0.02 99.90 21:40:01 2 0.01 0.00 0.01 0.00 0.00 99.97 21:40:01 3 0.01 0.00 0.01 0.00 0.00 99.98 21:40:01 4 0.01 0.00 0.01 0.00 0.01 99.97 21:40:01 5 0.56 0.00 0.04 0.00 0.03 99.37 21:40:01 6 0.01 0.00 0.01 0.01 0.00 99.98 21:40:01 7 0.01 0.00 0.00 0.00 0.00 99.99 21:50:01 all 0.10 0.00 0.01 0.00 0.01 99.87 21:50:01 0 0.31 0.00 0.01 0.00 0.01 99.67 21:50:01 1 0.01 0.00 0.02 0.00 0.02 99.95 21:50:01 2 0.02 0.00 0.02 0.00 0.02 99.94 21:50:01 3 0.02 0.00 0.01 0.00 0.01 99.96 21:50:01 4 0.00 0.00 0.00 0.03 0.00 99.96 21:50:01 5 0.02 0.00 0.02 0.00 0.01 99.95 21:50:01 6 0.00 0.00 0.00 0.00 0.00 100.00 21:50:01 7 0.45 0.00 0.01 0.00 0.00 99.54 22:00:21 all 0.09 0.00 0.01 0.01 0.01 99.88 22:00:21 0 0.01 0.00 0.02 0.00 0.01 99.96 22:00:21 1 0.01 0.00 0.01 0.00 0.01 99.97 22:00:21 2 0.02 0.00 0.03 0.00 0.03 99.92 22:00:21 3 0.01 0.00 0.01 0.00 0.01 99.96 22:00:21 4 0.01 0.00 0.00 0.03 0.00 99.95 22:00:21 5 0.01 0.00 0.01 0.01 0.01 99.97 22:00:21 6 0.00 0.00 0.00 0.00 0.00 100.00 22:00:21 7 0.64 0.00 0.01 0.00 0.01 99.35 22:10:01 all 5.47 0.00 0.32 0.18 0.02 94.00 22:10:01 0 6.48 0.00 0.45 0.28 0.02 92.78 22:10:01 1 4.59 0.00 0.27 0.03 0.02 95.09 22:10:01 2 6.76 0.00 0.33 0.28 0.03 92.59 22:10:01 3 7.30 0.00 0.42 0.13 0.03 92.12 22:10:01 4 4.26 0.00 0.28 0.57 0.02 94.87 22:10:01 5 3.90 0.00 0.27 0.05 0.02 95.76 22:10:01 6 5.55 0.00 0.24 0.05 0.01 94.15 22:10:01 7 4.91 0.00 0.35 0.06 0.02 94.66 Average: all 1.15 0.00 0.08 0.05 0.01 98.70 Average: 0 1.36 0.00 0.10 0.06 0.01 98.48 Average: 1 0.94 0.00 0.08 0.04 0.02 98.92 Average: 2 1.34 0.00 0.09 0.07 0.02 98.48 Average: 3 1.47 0.00 0.10 0.03 0.01 98.39 Average: 4 0.85 0.00 0.07 0.15 0.01 98.92 Average: 5 0.95 0.00 0.08 0.01 0.02 98.93 Average: 6 1.13 0.00 0.06 0.05 0.00 98.76 Average: 7 1.20 0.00 0.08 0.01 0.01 98.70