---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-62952 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: 5600.02 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 18G 137G 12% / 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 775 18265 4 13051 30847 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:67:8d:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84404sec preferred_lft 84404sec inet6 fe80::f816:3eff:fe67:8dc1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:42:63:3c:9e:bc 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 inet6 fe80::5c42:63ff:fe3c:9ebc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-62952) 10/09/26 _x86_64_ (8 CPU) 00:36:56 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 44.36 12.38 16.22 15.77 372.76 7225.75 521688.82 01:00:09 22.55 0.48 21.57 0.49 16.31 16164.11 4286.72 01:10:01 38.66 2.07 34.85 1.75 334.79 10805.92 15409.69 Average: 35.22 5.02 24.13 6.07 241.47 11382.45 182703.68 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 24252720 29067180 3236832 9.85 155704 4850528 3434720 10.13 939656 7194708 136 01:00:09 17019692 27849548 4430456 13.48 217448 10574672 4370464 12.89 2769448 12322872 1126936 01:10:01 18696656 31585556 680648 2.07 251116 12486672 1328628 3.92 3345952 9922608 13416 Average: 19989689 29500761 2782645 8.47 208089 9303957 3044604 8.98 2351685 9813396 380163 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 5.61 5.61 0.54 0.54 0.00 0.00 0.00 0.00 00:50:09 ens3 105.82 74.03 808.32 15.22 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:09 lo 249.34 249.34 243.60 243.60 0.00 0.00 0.00 0.00 01:00:09 ens3 65.81 54.75 323.45 12.81 0.00 0.00 0.00 0.00 01:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 lo 15.74 15.74 1.66 1.66 0.00 0.00 0.00 0.00 01:10:01 ens3 202.56 214.21 510.80 2790.51 0.00 0.00 0.00 0.00 01:10:01 docker0 94.13 81.93 1394.08 10.70 0.00 0.00 0.00 0.00 Average: lo 90.17 90.17 81.92 81.92 0.00 0.00 0.00 0.00 Average: ens3 124.31 113.72 548.85 927.38 0.00 0.00 0.00 0.00 Average: docker0 30.97 26.95 458.60 3.52 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-62952) 10/09/26 _x86_64_ (8 CPU) 00:36:56 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 39.41 0.05 1.70 0.16 0.01 58.67 00:50:09 0 35.61 0.07 1.55 0.15 0.01 62.61 00:50:09 1 41.02 0.06 1.75 0.13 0.02 57.01 00:50:09 2 38.77 0.00 1.57 0.03 0.01 59.62 00:50:09 3 44.71 0.05 2.00 0.27 0.02 52.95 00:50:09 4 36.40 0.02 1.73 0.17 0.02 61.68 00:50:09 5 40.44 0.01 1.61 0.16 0.01 57.76 00:50:09 6 39.40 0.07 1.69 0.14 0.01 58.70 00:50:09 7 38.93 0.11 1.69 0.23 0.02 59.01 01:00:09 all 18.84 0.00 1.37 0.13 0.01 79.66 01:00:09 0 14.42 0.00 1.32 0.18 0.01 84.07 01:00:09 1 23.32 0.00 1.46 0.13 0.01 75.08 01:00:09 2 17.00 0.00 1.55 0.16 0.01 81.28 01:00:09 3 16.69 0.00 1.36 0.20 0.01 81.75 01:00:09 4 18.50 0.00 1.34 0.19 0.01 79.97 01:00:09 5 16.01 0.00 1.14 0.09 0.01 82.76 01:00:09 6 24.73 0.00 1.57 0.03 0.01 73.66 01:00:09 7 20.04 0.00 1.24 0.03 0.01 78.68 01:10:01 all 11.26 0.00 1.11 0.17 0.01 87.45 01:10:01 0 13.08 0.00 1.67 0.08 0.01 85.16 01:10:01 1 15.43 0.00 1.31 0.12 0.01 83.15 01:10:01 2 19.49 0.00 1.03 0.28 0.01 79.18 01:10:01 3 7.96 0.00 0.68 0.21 0.00 91.15 01:10:01 4 6.42 0.00 0.74 0.17 0.00 92.67 01:10:01 5 4.35 0.00 0.45 0.12 0.00 95.07 01:10:01 6 10.47 0.00 0.93 0.05 0.01 88.54 01:10:01 7 12.88 0.00 2.08 0.31 0.01 84.72 Average: all 23.29 0.02 1.40 0.15 0.01 75.14 Average: 0 21.14 0.03 1.51 0.14 0.01 77.18 Average: 1 26.70 0.02 1.51 0.13 0.01 71.63 Average: 2 25.17 0.00 1.39 0.16 0.01 73.28 Average: 3 23.27 0.02 1.35 0.23 0.01 75.12 Average: 4 20.57 0.01 1.27 0.17 0.01 77.97 Average: 5 20.41 0.01 1.07 0.12 0.01 78.38 Average: 6 24.99 0.02 1.40 0.07 0.01 73.51 Average: 7 24.07 0.04 1.67 0.19 0.01 74.03