---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25815 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 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 750 19298 4 12043 30873 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:97:9d:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84395sec preferred_lft 84395sec inet6 fe80::f816:3eff:fe97:9de6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:f3:63:23:a6:3d 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::e0f3:63ff:fe23:a63d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25815) 03/03/26 _x86_64_ (8 CPU) 00:24:17 LINUX RESTART (8 CPU) 00:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 8.86 0.06 8.36 0.44 3.38 2403.53 1388.64 00:50:08 62.23 2.23 43.89 16.11 336.43 22170.52 485151.99 Average: 35.83 1.16 26.31 8.36 171.69 12392.68 245856.04 00:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24976860 29383924 2922444 8.89 150736 4466824 3096904 9.13 869176 6524116 26708 00:50:08 20305656 31670412 606064 1.84 221040 11085768 1388980 4.10 3109572 8647448 72736 Average: 22641258 30527168 1764254 5.37 185888 7776296 2242942 6.61 1989374 7585782 49722 00:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.80 1.80 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 48.45 39.27 226.87 11.28 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:08 lo 4195.74 4195.74 4006.50 4006.50 0.00 0.00 0.00 0.00 00:50:08 ens3 58.03 39.80 336.28 10.95 0.00 0.00 0.00 0.00 00:50:08 docker0 2.47 3.10 0.15 60.23 0.00 0.00 0.00 0.00 Average: lo 2121.19 2121.19 2024.75 2024.75 0.00 0.00 0.00 0.00 Average: ens3 53.29 39.54 282.16 11.11 0.00 0.00 0.00 0.00 Average: docker0 1.25 1.56 0.08 30.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25815) 03/03/26 _x86_64_ (8 CPU) 00:24:17 LINUX RESTART (8 CPU) 00:30:07 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 38.40 0.00 1.43 0.03 0.07 60.08 00:40:01 0 32.10 0.00 1.44 0.00 0.07 66.39 00:40:01 1 40.93 0.00 1.32 0.02 0.07 57.65 00:40:01 2 42.03 0.00 1.67 0.01 0.07 56.23 00:40:01 3 36.88 0.00 1.52 0.04 0.07 61.50 00:40:01 4 45.89 0.00 1.48 0.04 0.07 52.51 00:40:01 5 42.44 0.00 1.45 0.03 0.08 56.00 00:40:01 6 30.63 0.00 1.17 0.02 0.06 68.13 00:40:01 7 36.33 0.00 1.37 0.06 0.06 62.17 00:50:08 all 15.33 0.00 1.99 4.21 0.05 78.43 00:50:08 0 12.22 0.00 2.03 10.75 0.04 74.95 00:50:08 1 17.94 0.00 2.31 2.45 0.04 77.25 00:50:08 2 24.60 0.00 3.71 6.21 0.06 65.41 00:50:08 3 15.63 0.00 2.38 0.72 0.06 81.21 00:50:08 4 13.25 0.00 1.09 0.61 0.03 85.01 00:50:08 5 12.61 0.00 1.03 2.15 0.04 84.16 00:50:08 6 13.06 0.00 1.52 10.03 0.05 75.34 00:50:08 7 13.37 0.00 1.82 0.76 0.04 84.01 Average: all 26.74 0.00 1.71 2.14 0.06 69.35 Average: 0 22.06 0.00 1.74 5.43 0.06 70.71 Average: 1 29.33 0.00 1.82 1.25 0.06 67.55 Average: 2 33.24 0.00 2.70 3.13 0.06 60.86 Average: 3 26.15 0.00 1.95 0.38 0.06 71.45 Average: 4 29.35 0.00 1.28 0.33 0.05 68.98 Average: 5 27.35 0.00 1.24 1.10 0.06 70.25 Average: 6 21.75 0.00 1.35 5.08 0.05 71.77 Average: 7 24.73 0.00 1.60 0.42 0.05 73.21