---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1226 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 19G 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 768 17921 4 13402 30855 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:38:c5:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83217sec preferred_lft 83217sec inet6 fe80::f816:3eff:fe38:c5ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:02:29:5f:b2:75 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::2002:29ff:fe5f:b275/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-1226) 10/23/25 _x86_64_ (8 CPU) 00:05:10 LINUX RESTART (8 CPU) 00:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:06 27.17 0.91 12.94 13.32 542.11 6547.50 527008.23 00:30:07 7.92 0.29 7.05 0.58 11.93 3120.44 5612.51 00:40:01 15.68 0.16 15.16 0.36 4.29 14076.14 874.74 00:50:07 28.30 1.85 25.24 1.21 325.09 10510.89 907.76 Average: 19.81 0.81 15.12 3.88 222.16 8547.75 134184.30 00:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:06 24371444 29195576 3107400 9.46 176856 4816972 3274736 9.66 1137624 6851644 64588 00:30:07 22466104 28124356 4171980 12.70 208524 5545732 4272680 12.60 1352548 8441648 17496 00:40:01 18174560 28526696 3751760 11.42 257276 10015936 3785492 11.16 2822820 11082604 483716 00:50:07 18628896 31664128 599160 1.82 288864 12551212 1373936 4.05 3732064 9561228 8 Average: 20910251 29377689 2907575 8.85 232880 8232463 3176711 9.37 2261264 8984281 141452 00:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:06 lo 5.60 5.60 0.54 0.54 0.00 0.00 0.00 0.00 00:20:06 ens3 51.10 40.48 228.29 11.87 0.00 0.00 0.00 0.00 00:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:07 lo 1.32 1.32 0.13 0.13 0.00 0.00 0.00 0.00 00:30:07 ens3 47.20 36.16 14.68 13.81 0.00 0.00 0.00 0.00 00:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4301.33 4301.33 4107.23 4107.23 0.00 0.00 0.00 0.00 00:40:01 ens3 57.21 44.78 314.65 12.61 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 00:50:07 lo 91.68 91.68 87.02 87.02 0.00 0.00 0.00 0.00 00:50:07 ens3 141.95 143.25 317.04 1514.20 0.00 0.00 0.00 0.00 00:50:07 docker0 123.48 112.50 1507.67 76.14 0.00 0.00 0.00 0.00 00:50:07 veth0c2d47d 120.91 109.27 1509.17 15.88 0.00 0.00 0.00 0.12 Average: lo 1086.04 1086.04 1035.41 1035.41 0.00 0.00 0.00 0.00 Average: ens3 74.54 66.38 218.58 391.42 0.00 0.00 0.00 0.00 Average: docker0 31.14 28.37 380.23 19.20 0.00 0.00 0.00 0.00 Average: veth0c2d47d 30.49 27.56 380.61 4.01 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-1226) 10/23/25 _x86_64_ (8 CPU) 00:05:10 LINUX RESTART (8 CPU) 00:10:02 CPU %user %nice %system %iowait %steal %idle 00:20:06 all 41.75 0.00 1.39 0.73 0.09 56.04 00:20:06 0 38.19 0.00 1.43 1.40 0.09 58.89 00:20:06 1 42.08 0.00 1.41 0.94 0.09 55.48 00:20:06 2 42.14 0.00 1.52 0.82 0.09 55.44 00:20:06 3 39.86 0.00 1.30 1.45 0.09 57.31 00:20:06 4 40.57 0.00 1.36 0.23 0.09 57.75 00:20:06 5 46.54 0.00 1.49 0.51 0.10 51.36 00:20:06 6 44.56 0.00 1.32 0.19 0.09 53.83 00:20:06 7 40.09 0.00 1.31 0.26 0.09 58.26 00:30:07 all 37.14 0.00 1.37 0.10 0.09 61.31 00:30:07 0 34.38 0.00 1.14 0.15 0.09 64.24 00:30:07 1 39.75 0.00 1.70 0.06 0.09 58.40 00:30:07 2 33.03 0.00 1.36 0.05 0.09 65.46 00:30:07 3 38.40 0.00 1.34 0.21 0.09 59.97 00:30:07 4 34.80 0.00 1.21 0.09 0.08 63.82 00:30:07 5 36.87 0.00 1.43 0.03 0.09 61.58 00:30:07 6 38.95 0.00 1.32 0.13 0.09 59.51 00:30:07 7 40.96 0.00 1.43 0.04 0.09 57.48 00:40:01 all 20.02 0.00 1.93 0.67 0.06 77.32 00:40:01 0 13.23 0.00 0.84 0.80 0.05 85.08 00:40:01 1 18.92 0.00 1.45 0.54 0.06 79.03 00:40:01 2 25.62 0.00 2.13 0.23 0.06 71.95 00:40:01 3 19.07 0.00 1.68 1.93 0.06 77.27 00:40:01 4 24.04 0.00 2.64 0.64 0.06 72.61 00:40:01 5 22.32 0.00 4.07 0.84 0.06 72.70 00:40:01 6 17.07 0.00 1.23 0.14 0.06 81.51 00:40:01 7 19.90 0.00 1.40 0.25 0.05 78.40 00:50:07 all 9.31 0.00 1.22 0.77 0.04 88.66 00:50:07 0 13.48 0.00 2.41 0.33 0.05 83.73 00:50:07 1 10.90 0.00 1.72 1.93 0.05 85.39 00:50:07 2 8.77 0.00 1.11 0.80 0.04 89.28 00:50:07 3 12.49 0.00 1.38 1.15 0.05 84.94 00:50:07 4 7.78 0.00 1.02 0.71 0.03 90.45 00:50:07 5 8.58 0.00 0.92 0.27 0.03 90.20 00:50:07 6 6.51 0.00 0.50 0.26 0.03 92.71 00:50:07 7 5.95 0.00 0.68 0.73 0.04 92.60 Average: all 27.05 0.00 1.47 0.57 0.07 70.84 Average: 0 24.85 0.00 1.46 0.67 0.07 72.95 Average: 1 27.93 0.00 1.57 0.87 0.07 69.56 Average: 2 27.37 0.00 1.53 0.48 0.07 70.56 Average: 3 27.45 0.00 1.42 1.18 0.07 69.87 Average: 4 26.78 0.00 1.55 0.42 0.07 71.19 Average: 5 28.57 0.00 1.96 0.41 0.07 68.98 Average: 6 26.78 0.00 1.09 0.18 0.07 71.89 Average: 7 26.72 0.00 1.20 0.32 0.07 71.69