---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-61384 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 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 760 25001 4 6330 30863 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:65:82:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81766sec preferred_lft 81766sec inet6 fe80::f816:3eff:fe65:8274/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:36:bf:9d:44:9d 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61384) 10/02/26 _x86_64_ (8 CPU) 18:31:32 LINUX RESTART (8 CPU) 18:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:14 1.61 0.01 1.60 0.01 0.04 18.96 0.60 19:00:01 1.47 0.00 1.47 0.00 0.00 16.34 0.00 19:10:14 1.50 0.00 1.50 0.00 0.00 16.35 0.00 19:20:14 1.51 0.00 1.50 0.00 0.36 16.81 0.00 19:30:01 1.47 0.00 1.47 0.00 0.00 16.58 0.00 19:40:14 29.29 3.16 25.96 0.17 105.40 2200.57 1192.36 Average: 6.24 0.54 5.67 0.03 18.00 388.62 203.02 18:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:14 30077112 31853340 529752 1.61 64020 2050008 1567984 4.62 220720 2249704 4 19:00:01 30075656 31852516 530624 1.61 64596 2050024 1567984 4.62 221340 2251284 12 19:10:14 30084288 31861752 521352 1.59 65180 2050036 1568016 4.62 221916 2253184 20 19:20:14 30083584 31861820 520988 1.59 65760 2050212 1568112 4.62 222504 2254120 4 19:30:01 30082384 31861440 521524 1.59 66368 2050432 1568176 4.62 223096 2257336 8 19:40:14 26912352 29731080 2614668 7.96 97188 3029252 3040212 8.97 482488 5129236 439388 Average: 29552563 31503658 873151 2.66 70519 2213327 1813414 5.35 265344 2732477 73239 18:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:14 ens3 0.42 0.14 0.10 0.07 0.00 0.00 0.00 0.00 18:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:01 ens3 0.40 0.13 0.11 0.07 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:10:14 ens3 0.29 0.11 0.08 0.06 0.00 0.00 0.00 0.00 19:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:20:14 ens3 0.26 0.08 0.04 0.02 0.00 0.00 0.00 0.00 19:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:30:01 ens3 0.56 0.23 0.18 0.12 0.00 0.00 0.00 0.00 19:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:14 lo 85.05 85.05 115.29 115.29 0.00 0.00 0.00 0.00 19:40:14 ens3 212.45 146.82 1122.95 39.87 0.00 0.00 0.00 0.00 19:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 14.56 14.56 19.63 19.63 0.00 0.00 0.00 0.00 Average: ens3 36.47 25.10 191.19 6.84 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61384) 10/02/26 _x86_64_ (8 CPU) 18:31:32 LINUX RESTART (8 CPU) 18:40:14 CPU %user %nice %system %iowait %steal %idle 18:50:14 all 0.09 0.00 0.01 0.01 0.00 99.89 18:50:14 0 0.01 0.00 0.02 0.00 0.00 99.97 18:50:14 1 0.02 0.00 0.02 0.00 0.00 99.96 18:50:14 2 0.01 0.00 0.01 0.00 0.00 99.98 18:50:14 3 0.01 0.00 0.01 0.00 0.00 99.98 18:50:14 4 0.58 0.00 0.00 0.00 0.00 99.42 18:50:14 5 0.04 0.00 0.02 0.05 0.00 99.89 18:50:14 6 0.01 0.00 0.01 0.00 0.00 99.98 18:50:14 7 0.02 0.00 0.02 0.00 0.00 99.96 19:00:01 all 0.16 0.00 0.01 0.01 0.00 99.82 19:00:01 0 0.01 0.00 0.01 0.00 0.00 99.98 19:00:01 1 0.01 0.00 0.01 0.00 0.00 99.98 19:00:01 2 0.02 0.00 0.01 0.00 0.00 99.97 19:00:01 3 0.01 0.00 0.02 0.01 0.00 99.96 19:00:01 4 1.19 0.00 0.00 0.00 0.00 98.80 19:00:01 5 0.02 0.00 0.01 0.05 0.00 99.92 19:00:01 6 0.02 0.00 0.01 0.01 0.00 99.96 19:00:01 7 0.01 0.00 0.02 0.00 0.00 99.97 19:10:14 all 0.05 0.00 0.01 0.01 0.00 99.94 19:10:14 0 0.00 0.00 0.01 0.00 0.00 99.99 19:10:14 1 0.01 0.00 0.01 0.00 0.00 99.97 19:10:14 2 0.02 0.00 0.03 0.00 0.00 99.94 19:10:14 3 0.01 0.00 0.01 0.00 0.00 99.98 19:10:14 4 0.25 0.00 0.01 0.00 0.00 99.75 19:10:14 5 0.01 0.00 0.01 0.05 0.00 99.93 19:10:14 6 0.01 0.00 0.01 0.00 0.00 99.98 19:10:14 7 0.04 0.00 0.01 0.00 0.00 99.94 19:20:14 all 0.03 0.00 0.01 0.01 0.00 99.95 19:20:14 0 0.01 0.00 0.01 0.00 0.00 99.98 19:20:14 1 0.02 0.00 0.02 0.00 0.00 99.97 19:20:14 2 0.02 0.00 0.03 0.01 0.00 99.94 19:20:14 3 0.01 0.00 0.01 0.00 0.00 99.97 19:20:14 4 0.16 0.00 0.00 0.00 0.00 99.83 19:20:14 5 0.01 0.00 0.01 0.04 0.00 99.94 19:20:14 6 0.01 0.00 0.01 0.01 0.00 99.98 19:20:14 7 0.01 0.00 0.00 0.00 0.00 99.98 19:30:01 all 0.09 0.00 0.01 0.01 0.00 99.89 19:30:01 0 0.01 0.00 0.01 0.00 0.00 99.98 19:30:01 1 0.02 0.00 0.01 0.01 0.00 99.96 19:30:01 2 0.02 0.00 0.03 0.00 0.00 99.95 19:30:01 3 0.01 0.00 0.01 0.00 0.00 99.98 19:30:01 4 0.62 0.00 0.02 0.00 0.00 99.35 19:30:01 5 0.01 0.00 0.02 0.05 0.00 99.93 19:30:01 6 0.01 0.00 0.00 0.00 0.00 99.99 19:30:01 7 0.02 0.00 0.01 0.00 0.00 99.97 19:40:14 all 5.12 0.00 0.41 0.08 0.00 94.38 19:40:14 0 5.72 0.00 0.40 0.02 0.00 93.86 19:40:14 1 4.52 0.00 0.54 0.42 0.00 94.51 19:40:14 2 5.73 0.00 0.41 0.03 0.00 93.83 19:40:14 3 4.91 0.00 0.42 0.02 0.00 94.64 19:40:14 4 5.65 0.00 0.40 0.02 0.00 93.92 19:40:14 5 3.79 0.00 0.36 0.11 0.00 95.74 19:40:14 6 4.93 0.00 0.35 0.01 0.00 94.70 19:40:14 7 5.75 0.00 0.38 0.01 0.00 93.85 Average: all 0.94 0.00 0.08 0.02 0.00 98.96 Average: 0 0.98 0.00 0.08 0.00 0.00 98.94 Average: 1 0.78 0.00 0.10 0.07 0.00 99.04 Average: 2 0.99 0.00 0.09 0.01 0.00 98.91 Average: 3 0.84 0.00 0.08 0.00 0.00 99.07 Average: 4 1.42 0.00 0.07 0.00 0.00 98.50 Average: 5 0.66 0.00 0.07 0.06 0.00 99.21 Average: 6 0.85 0.00 0.07 0.00 0.00 99.08 Average: 7 0.99 0.00 0.07 0.00 0.00 98.93