---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18429 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): 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 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: 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 13G 142G 9% / 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 732 25289 4 6070 30891 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:61:8f:63 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.180/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82717sec preferred_lft 82717sec inet6 fe80::f816:3eff:fe61:8f63/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:64:c7:cb:4a:6a 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-18429) 09/07/26 _x86_64_ (8 CPU) 05:24:25 LINUX RESTART (8 CPU) 05:30:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:18 2.22 0.20 2.00 0.02 1.99 36.52 8.07 05:50:18 1.78 0.01 1.77 0.00 0.36 21.79 0.00 06:00:14 1.44 0.00 1.44 0.00 0.00 17.48 0.00 06:10:18 24.23 0.34 23.72 0.17 12.39 10443.65 3035.42 06:20:08 1.96 0.00 1.95 0.01 0.01 23.01 0.08 Average: 6.37 0.11 6.22 0.04 2.98 2127.91 614.37 05:30:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:18 28928676 31420160 919088 2.80 108280 2682180 1481204 4.37 327848 3234696 48 05:50:18 28914216 31407360 931092 2.83 109152 2682472 1483104 4.37 329776 3242992 44 06:00:14 28913524 31407312 931016 2.83 109744 2682520 1483700 4.38 330372 3244208 172 06:10:18 25400644 31119724 1174384 3.57 173580 5600672 1721180 5.08 2479516 4318940 8 06:20:08 25402504 31122468 1171628 3.57 174364 5600724 1721168 5.08 2480292 4296656 188 Average: 27511913 31295405 1025442 3.12 135024 3849714 1578071 4.65 1189561 3667498 92 05:30:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:18 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 05:40:18 ens3 1.25 0.88 2.25 0.59 0.00 0.00 0.00 0.00 05:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:18 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 05:50:18 ens3 1.60 1.30 0.85 1.53 0.00 0.00 0.00 0.00 05:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:14 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 06:00:14 ens3 0.61 0.46 0.26 0.51 0.00 0.00 0.00 0.00 06:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:18 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 06:10:18 ens3 54.72 41.58 928.91 5.36 0.00 0.00 0.00 0.00 06:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:08 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 06:20:08 ens3 0.43 0.37 0.17 0.32 0.00 0.00 0.00 0.00 06:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 11.82 9.00 188.22 1.67 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-8c-8g-18429) 09/07/26 _x86_64_ (8 CPU) 05:24:25 LINUX RESTART (8 CPU) 05:30:18 CPU %user %nice %system %iowait %steal %idle 05:40:18 all 0.13 0.00 0.02 0.01 0.00 99.84 05:40:18 0 0.02 0.00 0.02 0.00 0.00 99.96 05:40:18 1 0.04 0.00 0.01 0.00 0.00 99.94 05:40:18 2 0.04 0.00 0.02 0.01 0.00 99.94 05:40:18 3 0.11 0.00 0.02 0.03 0.00 99.84 05:40:18 4 0.15 0.00 0.02 0.00 0.00 99.83 05:40:18 5 0.04 0.00 0.05 0.00 0.01 99.91 05:40:18 6 0.03 0.00 0.02 0.00 0.00 99.95 05:40:18 7 0.60 0.00 0.02 0.00 0.00 99.37 05:50:18 all 0.07 0.00 0.02 0.01 0.00 99.90 05:50:18 0 0.03 0.00 0.04 0.00 0.00 99.93 05:50:18 1 0.03 0.00 0.02 0.00 0.00 99.94 05:50:18 2 0.05 0.00 0.03 0.00 0.00 99.92 05:50:18 3 0.05 0.00 0.02 0.03 0.00 99.89 05:50:18 4 0.25 0.00 0.03 0.00 0.00 99.71 05:50:18 5 0.03 0.00 0.02 0.00 0.00 99.95 05:50:18 6 0.09 0.00 0.01 0.00 0.00 99.90 05:50:18 7 0.03 0.00 0.01 0.00 0.00 99.95 06:00:14 all 0.14 0.00 0.02 0.01 0.00 99.83 06:00:14 0 0.08 0.00 0.03 0.00 0.00 99.89 06:00:14 1 0.06 0.00 0.04 0.01 0.01 99.89 06:00:14 2 0.02 0.00 0.02 0.00 0.00 99.95 06:00:14 3 0.03 0.00 0.02 0.03 0.00 99.92 06:00:14 4 0.84 0.00 0.03 0.00 0.00 99.12 06:00:14 5 0.02 0.00 0.02 0.00 0.01 99.96 06:00:14 6 0.05 0.00 0.02 0.00 0.01 99.93 06:00:14 7 0.01 0.00 0.00 0.00 0.00 99.99 06:10:18 all 1.49 0.00 0.94 0.07 0.01 97.49 06:10:18 0 1.75 0.00 0.88 0.01 0.00 97.35 06:10:18 1 1.52 0.00 0.96 0.01 0.01 97.50 06:10:18 2 1.85 0.00 0.88 0.02 0.00 97.25 06:10:18 3 1.95 0.00 0.98 0.19 0.01 96.87 06:10:18 4 1.52 0.00 0.84 0.04 0.01 97.59 06:10:18 5 1.07 0.00 1.06 0.03 0.01 97.83 06:10:18 6 1.05 0.00 1.05 0.25 0.01 97.64 06:10:18 7 1.24 0.00 0.85 0.01 0.00 97.89 06:20:08 all 0.03 0.00 0.02 0.01 0.00 99.94 06:20:08 0 0.01 0.00 0.01 0.00 0.00 99.98 06:20:08 1 0.06 0.00 0.03 0.01 0.01 99.90 06:20:08 2 0.03 0.00 0.02 0.04 0.00 99.91 06:20:08 3 0.05 0.00 0.04 0.00 0.00 99.91 06:20:08 4 0.02 0.00 0.03 0.00 0.00 99.94 06:20:08 5 0.03 0.00 0.02 0.00 0.00 99.95 06:20:08 6 0.01 0.00 0.01 0.00 0.00 99.98 06:20:08 7 0.03 0.00 0.01 0.00 0.00 99.96 Average: all 0.37 0.00 0.21 0.02 0.00 99.40 Average: 0 0.38 0.00 0.20 0.00 0.00 99.41 Average: 1 0.34 0.00 0.22 0.00 0.00 99.43 Average: 2 0.40 0.00 0.19 0.01 0.00 99.39 Average: 3 0.44 0.00 0.22 0.06 0.00 99.28 Average: 4 0.56 0.00 0.19 0.01 0.00 99.24 Average: 5 0.24 0.00 0.23 0.01 0.00 99.52 Average: 6 0.25 0.00 0.22 0.05 0.00 99.48 Average: 7 0.38 0.00 0.18 0.00 0.00 99.43