---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2727 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 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 777 18104 4 13210 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:83:68:ae brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83285sec preferred_lft 83285sec inet6 fe80::f816:3eff:fe83:68ae/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:24:33:aa:07:ec 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::24:33ff:feaa:7ec/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-2727) 12/01/25 _x86_64_ (8 CPU) 00:04:41 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:15 8.77 0.30 7.91 0.57 9.71 3093.79 1352.36 00:30:15 6.93 0.16 6.21 0.57 6.87 2928.71 2455.21 00:40:15 15.37 0.16 14.87 0.34 4.27 14493.60 831.87 00:50:06 40.55 1.85 23.88 14.81 326.08 10087.56 488316.70 Average: 17.76 0.61 13.14 4.01 85.30 7611.66 121020.19 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:15 23950972 28597028 3707224 11.28 175056 4639260 3873696 11.42 1014860 7378272 12300 00:30:15 22942528 28395736 3902240 11.87 205724 5346376 3983312 11.75 1217068 8100832 580 00:40:15 18127672 28884244 3392856 10.32 260536 10394872 3457308 10.20 2796060 11125312 878880 00:50:06 18827760 31666284 598360 1.82 286268 12359804 1376988 4.06 3606456 9476744 180 Average: 20962233 29385823 2900170 8.83 231896 8185078 3172826 9.36 2158611 9020290 222985 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:15 lo 4.65 4.65 0.47 0.47 0.00 0.00 0.00 0.00 00:20:15 ens3 38.06 31.80 77.48 11.02 0.00 0.00 0.00 0.00 00:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:15 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 00:30:15 ens3 45.12 34.68 17.17 19.53 0.00 0.00 0.00 0.00 00:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:15 lo 4586.14 4586.14 4379.19 4379.19 0.00 0.00 0.00 0.00 00:40:15 ens3 57.29 44.66 311.77 13.05 0.00 0.00 0.00 0.00 00:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:06 lo 82.10 82.10 77.88 77.88 0.00 0.00 0.00 0.00 00:50:06 ens3 145.93 147.45 326.29 1603.67 0.00 0.00 0.00 0.00 00:50:06 docker0 130.21 116.89 1597.83 79.60 0.00 0.00 0.00 0.00 00:50:06 veth302c40c 127.99 114.20 1599.44 17.70 0.00 0.00 0.00 0.13 Average: lo 1165.18 1165.18 1111.19 1111.19 0.00 0.00 0.00 0.00 Average: ens3 71.09 64.11 181.93 404.56 0.00 0.00 0.00 0.00 Average: docker0 31.96 28.69 392.18 19.54 0.00 0.00 0.00 0.00 Average: veth302c40c 31.41 28.03 392.57 4.35 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2727) 12/01/25 _x86_64_ (8 CPU) 00:04:41 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:15 all 39.65 0.00 1.39 0.06 0.07 58.83 00:20:15 0 42.55 0.00 1.49 0.02 0.08 55.86 00:20:15 1 34.68 0.00 1.14 0.07 0.07 64.03 00:20:15 2 42.95 0.00 1.54 0.15 0.08 55.29 00:20:15 3 40.14 0.00 1.36 0.10 0.08 58.33 00:20:15 4 39.39 0.00 1.43 0.02 0.07 59.10 00:20:15 5 41.61 0.00 1.43 0.04 0.07 56.84 00:20:15 6 38.60 0.00 1.46 0.07 0.07 59.80 00:20:15 7 37.27 0.00 1.28 0.02 0.07 61.36 00:30:15 all 37.57 0.00 1.59 0.06 0.08 60.70 00:30:15 0 35.50 0.00 1.46 0.13 0.08 62.83 00:30:15 1 35.85 0.00 1.79 0.01 0.08 62.27 00:30:15 2 38.85 0.00 1.46 0.16 0.08 59.45 00:30:15 3 35.55 0.00 1.66 0.09 0.08 62.62 00:30:15 4 38.38 0.00 1.67 0.02 0.08 59.85 00:30:15 5 41.78 0.00 1.69 0.05 0.08 56.40 00:30:15 6 37.77 0.00 1.48 0.02 0.07 60.66 00:30:15 7 36.86 0.00 1.53 0.03 0.07 61.52 00:40:15 all 20.43 0.00 2.03 0.21 0.05 77.28 00:40:15 0 16.76 0.00 1.03 0.01 0.06 82.14 00:40:15 1 21.86 0.00 2.93 0.55 0.06 74.61 00:40:15 2 28.16 0.00 4.33 0.41 0.05 67.05 00:40:15 3 25.09 0.00 2.84 0.14 0.05 71.87 00:40:15 4 18.03 0.00 1.54 0.39 0.04 80.00 00:40:15 5 18.29 0.00 0.96 0.08 0.05 80.62 00:40:15 6 17.83 0.00 1.22 0.09 0.05 80.80 00:40:15 7 17.48 0.00 1.40 0.04 0.05 81.03 00:50:06 all 8.87 0.00 1.22 0.24 0.04 89.63 00:50:06 0 6.04 0.00 0.66 0.16 0.03 93.12 00:50:06 1 8.55 0.00 1.23 0.18 0.05 90.00 00:50:06 2 7.68 0.00 1.08 0.40 0.04 90.80 00:50:06 3 12.87 0.00 2.09 0.14 0.04 84.86 00:50:06 4 13.59 0.00 1.98 0.07 0.04 84.32 00:50:06 5 9.44 0.00 1.32 0.19 0.04 89.01 00:50:06 6 7.24 0.00 0.79 0.20 0.03 91.74 00:50:06 7 5.57 0.00 0.61 0.55 0.03 93.24 Average: all 26.77 0.00 1.56 0.14 0.06 71.47 Average: 0 25.38 0.00 1.17 0.08 0.06 73.31 Average: 1 25.34 0.00 1.77 0.20 0.06 72.63 Average: 2 29.58 0.00 2.10 0.28 0.06 67.98 Average: 3 28.54 0.00 1.98 0.12 0.06 69.30 Average: 4 27.47 0.00 1.65 0.13 0.06 70.70 Average: 5 27.92 0.00 1.35 0.09 0.06 70.58 Average: 6 25.51 0.00 1.24 0.09 0.06 73.10 Average: 7 24.44 0.00 1.21 0.16 0.06 74.14