---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-46681 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 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 697 26489 4 4905 30926 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:15:65:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82570sec preferred_lft 82570sec inet6 fe80::f816:3eff:fe15:6585/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:96:e1:35:40:7e 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-46681) 09/01/26 _x86_64_ (8 CPU) 20:12:56 LINUX RESTART (8 CPU) 20:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:30:08 1.10 0.01 1.10 0.00 0.04 13.19 0.00 20:40:08 0.98 0.00 0.98 0.00 0.00 12.05 0.00 20:50:08 1.27 0.00 1.27 0.00 0.00 14.89 0.00 21:00:08 1.19 0.00 1.19 0.00 0.00 13.93 0.00 21:10:08 34.79 3.33 30.77 0.69 213.87 3722.16 1099.44 Average: 7.87 0.67 7.06 0.14 42.78 755.25 219.89 20:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:30:08 30209360 31883692 501908 1.53 59444 1953944 1537280 4.53 198772 2169828 36 20:40:08 30207600 31882372 503080 1.53 59748 1954080 1537408 4.53 199084 2171020 172 20:50:08 30206412 31881596 503936 1.53 60148 1954096 1537408 4.53 199488 2171728 4 21:00:08 30203908 31879576 505664 1.54 60444 1954232 1537408 4.53 199808 2173224 28 21:10:08 27518280 30382176 1935204 5.89 128216 3016584 2381492 7.02 436536 4525308 137812 Average: 29669112 31581882 789958 2.40 73600 2166587 1706199 5.03 246738 2642222 27610 20:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:30:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:30:08 ens3 0.33 0.14 0.08 0.05 0.00 0.00 0.00 0.00 20:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:40:08 ens3 0.31 0.11 0.06 0.04 0.00 0.00 0.00 0.00 20:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:50:08 ens3 0.19 0.07 0.02 0.02 0.00 0.00 0.00 0.00 20:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 21:00:08 ens3 0.29 0.12 0.09 0.05 0.00 0.00 0.00 0.00 21:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:08 lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 21:10:08 ens3 63.44 54.08 729.26 11.48 0.00 0.00 0.00 0.00 21:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 12.91 10.91 145.90 2.33 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-46681) 09/01/26 _x86_64_ (8 CPU) 20:12:56 LINUX RESTART (8 CPU) 20:20:08 CPU %user %nice %system %iowait %steal %idle 20:30:08 all 0.07 0.00 0.01 0.01 0.00 99.91 20:30:08 0 0.01 0.00 0.01 0.00 0.00 99.98 20:30:08 1 0.39 0.00 0.01 0.00 0.00 99.60 20:30:08 2 0.09 0.00 0.01 0.01 0.00 99.90 20:30:08 3 0.02 0.00 0.01 0.00 0.00 99.97 20:30:08 4 0.01 0.00 0.01 0.00 0.00 99.98 20:30:08 5 0.03 0.00 0.01 0.03 0.00 99.93 20:30:08 6 0.02 0.00 0.02 0.00 0.01 99.95 20:30:08 7 0.01 0.00 0.03 0.01 0.00 99.95 20:40:08 all 0.06 0.00 0.01 0.00 0.00 99.92 20:40:08 0 0.02 0.00 0.02 0.00 0.00 99.96 20:40:08 1 0.39 0.00 0.02 0.00 0.00 99.59 20:40:08 2 0.01 0.00 0.01 0.00 0.00 99.98 20:40:08 3 0.02 0.00 0.01 0.00 0.00 99.97 20:40:08 4 0.01 0.00 0.02 0.00 0.00 99.96 20:40:08 5 0.02 0.00 0.01 0.02 0.00 99.95 20:40:08 6 0.02 0.00 0.02 0.00 0.00 99.95 20:40:08 7 0.00 0.00 0.00 0.00 0.00 99.99 20:50:08 all 0.12 0.00 0.01 0.00 0.00 99.85 20:50:08 0 0.03 0.00 0.03 0.00 0.00 99.93 20:50:08 1 0.90 0.00 0.01 0.00 0.00 99.08 20:50:08 2 0.01 0.00 0.01 0.00 0.00 99.98 20:50:08 3 0.00 0.00 0.01 0.00 0.00 99.99 20:50:08 4 0.00 0.00 0.00 0.00 0.00 99.99 20:50:08 5 0.01 0.00 0.02 0.03 0.01 99.94 20:50:08 6 0.02 0.00 0.03 0.01 0.01 99.93 20:50:08 7 0.01 0.00 0.00 0.00 0.00 99.99 21:00:08 all 0.04 0.00 0.02 0.00 0.00 99.94 21:00:08 0 0.02 0.00 0.03 0.00 0.00 99.94 21:00:08 1 0.24 0.00 0.02 0.00 0.00 99.74 21:00:08 2 0.01 0.00 0.01 0.00 0.00 99.98 21:00:08 3 0.01 0.00 0.00 0.01 0.00 99.98 21:00:08 4 0.00 0.00 0.00 0.00 0.00 99.99 21:00:08 5 0.04 0.00 0.03 0.02 0.00 99.91 21:00:08 6 0.02 0.00 0.02 0.00 0.00 99.96 21:00:08 7 0.01 0.00 0.01 0.01 0.00 99.98 21:10:08 all 6.70 0.00 0.36 0.15 0.01 92.79 21:10:08 0 5.06 0.00 0.35 0.02 0.01 94.56 21:10:08 1 6.92 0.00 0.32 0.02 0.01 92.73 21:10:08 2 4.50 0.00 0.25 0.03 0.01 95.21 21:10:08 3 9.35 0.00 0.53 0.12 0.01 90.00 21:10:08 4 6.15 0.00 0.22 0.03 0.00 93.60 21:10:08 5 5.84 0.00 0.42 0.43 0.01 93.30 21:10:08 6 8.29 0.00 0.54 0.51 0.01 90.66 21:10:08 7 7.44 0.00 0.26 0.02 0.01 92.29 Average: all 1.40 0.00 0.08 0.03 0.00 98.48 Average: 0 1.03 0.00 0.09 0.01 0.00 98.87 Average: 1 1.77 0.00 0.08 0.00 0.00 98.15 Average: 2 0.92 0.00 0.06 0.01 0.00 99.01 Average: 3 1.88 0.00 0.11 0.03 0.00 97.98 Average: 4 1.24 0.00 0.05 0.01 0.00 98.71 Average: 5 1.19 0.00 0.10 0.11 0.00 98.61 Average: 6 1.68 0.00 0.13 0.10 0.00 98.09 Average: 7 1.49 0.00 0.06 0.01 0.00 98.44