---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35621 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5600.00 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 18G 138G 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 749 19035 4 12307 30875 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:0d:4d:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84451sec preferred_lft 84451sec inet6 fe80::f816:3eff:fe0d:4d3b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:57:5f:b7:02:3e 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::57:5fff:feb7:23e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35621) 07/14/26 _x86_64_ (8 CPU) 00:36:24 LINUX RESTART (8 CPU) 00:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 13.01 0.27 12.15 0.59 9.80 5414.27 1832.18 01:00:07 25.14 0.47 24.16 0.51 16.89 17842.16 1166.49 Average: 19.17 0.37 18.25 0.55 13.40 11726.01 1494.09 00:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24432188 28775036 3533028 10.75 145328 4411572 3537968 10.43 811728 7165412 8420 01:00:07 18139736 28546360 3738016 11.37 205812 10189780 3625364 10.69 2630160 11372232 610652 Average: 21285962 28660698 3635522 11.06 175570 7300676 3581666 10.56 1720944 9268822 309536 00:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.88 5.88 0.56 0.56 0.00 0.00 0.00 0.00 00:50:01 ens3 69.49 52.04 310.56 12.87 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:07 lo 240.51 240.51 234.68 234.68 0.00 0.00 0.00 0.00 01:00:07 ens3 61.70 51.47 353.82 12.25 0.00 0.00 0.00 0.00 01:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 125.04 125.04 119.46 119.46 0.00 0.00 0.00 0.00 Average: ens3 65.54 51.75 332.53 12.55 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35621) 07/14/26 _x86_64_ (8 CPU) 00:36:24 LINUX RESTART (8 CPU) 00:40:13 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.36 0.00 1.38 0.08 0.10 59.07 00:50:01 0 42.50 0.00 1.67 0.06 0.10 55.67 00:50:01 1 38.67 0.00 1.59 0.01 0.10 59.63 00:50:01 2 38.43 0.00 1.27 0.32 0.09 59.89 00:50:01 3 43.78 0.00 1.24 0.03 0.11 54.84 00:50:01 4 40.89 0.00 1.30 0.06 0.10 57.64 00:50:01 5 37.44 0.00 1.26 0.01 0.10 61.19 00:50:01 6 38.75 0.00 1.50 0.11 0.09 59.55 00:50:01 7 34.45 0.00 1.22 0.05 0.09 64.19 01:00:07 all 19.79 0.00 1.14 0.31 0.06 78.71 01:00:07 0 23.92 0.00 0.98 0.38 0.06 74.66 01:00:07 1 21.52 0.00 1.46 0.52 0.06 76.44 01:00:07 2 21.88 0.00 1.14 0.39 0.06 76.53 01:00:07 3 14.52 0.00 1.02 0.18 0.05 84.23 01:00:07 4 19.00 0.00 1.01 0.13 0.06 79.80 01:00:07 5 16.83 0.00 0.97 0.06 0.05 82.10 01:00:07 6 24.76 0.00 1.44 0.40 0.06 73.34 01:00:07 7 15.91 0.00 1.06 0.42 0.05 82.56 Average: all 29.42 0.00 1.26 0.20 0.08 69.05 Average: 0 33.07 0.00 1.32 0.22 0.08 65.31 Average: 1 29.96 0.00 1.53 0.27 0.08 68.17 Average: 2 30.03 0.00 1.21 0.36 0.07 68.33 Average: 3 28.90 0.00 1.13 0.11 0.08 69.78 Average: 4 29.77 0.00 1.15 0.10 0.08 68.91 Average: 5 26.97 0.00 1.11 0.03 0.08 71.81 Average: 6 31.64 0.00 1.47 0.26 0.08 66.55 Average: 7 25.03 0.00 1.14 0.24 0.07 73.52