---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23519 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: 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 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 17G 138G 11% / 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 780 19344 4 11967 30844 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:b7:d4:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84470sec preferred_lft 84470sec inet6 fe80::f816:3eff:feb7:d4c1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:c7:64:a6:db:ee 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::50c7:64ff:fea6:dbee/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-23519) 06/04/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 12.49 0.27 11.64 0.58 9.84 5321.41 85.21 01:00:06 25.53 0.48 24.58 0.46 17.02 19014.50 1520.59 Average: 19.07 0.38 18.17 0.52 13.46 12229.49 809.35 00:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 24390096 28752852 3555552 10.82 145348 4430896 3592608 10.59 822092 7188996 880 01:00:06 18163128 29047292 3233712 9.84 213924 10633856 3126184 9.22 2792516 11169516 689608 Average: 21276612 28900072 3394632 10.33 179636 7532376 3359396 9.91 1807304 9179256 345244 00:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 5.70 5.70 0.55 0.55 0.00 0.00 0.00 0.00 00:50:01 ens3 63.97 50.07 306.40 12.84 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 01:00:06 lo 232.47 232.47 227.47 227.47 0.00 0.00 0.00 0.00 01:00:06 ens3 57.84 48.30 245.93 12.55 0.00 0.00 0.00 0.00 01:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 120.11 120.11 115.03 115.03 0.00 0.00 0.00 0.00 Average: ens3 60.88 49.18 275.90 12.69 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-23519) 06/04/26 _x86_64_ (8 CPU) 00:36:20 LINUX RESTART (8 CPU) 00:40:07 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 39.39 0.00 1.42 0.06 0.10 59.03 00:50:01 0 31.97 0.00 1.36 0.01 0.09 66.57 00:50:01 1 38.27 0.00 1.47 0.01 0.09 60.15 00:50:01 2 44.10 0.00 1.54 0.09 0.10 54.17 00:50:01 3 42.29 0.00 1.50 0.04 0.10 56.07 00:50:01 4 41.54 0.00 1.36 0.19 0.09 56.82 00:50:01 5 42.93 0.00 1.68 0.04 0.11 55.25 00:50:01 6 36.50 0.00 1.22 0.08 0.09 62.10 00:50:01 7 37.57 0.00 1.23 0.01 0.10 61.09 01:00:06 all 17.94 0.00 1.22 0.15 0.08 80.61 01:00:06 0 12.30 0.00 1.00 0.04 0.07 86.59 01:00:06 1 16.12 0.00 1.22 0.26 0.08 82.32 01:00:06 2 26.04 0.00 1.49 0.22 0.09 72.17 01:00:06 3 15.20 0.00 1.35 0.20 0.08 83.17 01:00:06 4 23.54 0.00 1.53 0.16 0.09 74.68 01:00:06 5 19.48 0.00 0.94 0.07 0.08 79.43 01:00:06 6 15.72 0.00 1.03 0.19 0.08 82.98 01:00:06 7 15.10 0.00 1.18 0.05 0.08 83.59 Average: all 28.57 0.00 1.32 0.10 0.09 69.92 Average: 0 22.06 0.00 1.18 0.02 0.08 76.66 Average: 1 27.10 0.00 1.34 0.14 0.09 71.33 Average: 2 34.98 0.00 1.51 0.15 0.10 63.26 Average: 3 28.62 0.00 1.43 0.12 0.09 69.74 Average: 4 32.46 0.00 1.45 0.17 0.09 65.82 Average: 5 31.10 0.00 1.31 0.05 0.09 67.45 Average: 6 26.02 0.00 1.12 0.14 0.08 72.64 Average: 7 26.24 0.00 1.20 0.03 0.09 72.44