---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3621 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 775 17748 4 13568 30849 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:c3:60:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83190sec preferred_lft 83190sec inet6 fe80::f816:3eff:fec3:6076/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:a0:16:c8:0c:ef 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::4ca0:16ff:fec8:cef/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-3621) 10/15/25 _x86_64_ (8 CPU) 00:05:13 LINUX RESTART (8 CPU) 00:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:16 29.98 0.89 15.53 13.56 666.15 10225.19 530993.92 00:30:10 8.44 0.30 7.57 0.57 12.14 6578.63 2533.18 00:40:01 15.48 0.15 15.02 0.31 4.22 17492.10 90.84 00:50:00 29.17 1.86 26.09 1.22 325.15 13836.60 1177.56 Average: 20.82 0.81 16.07 3.94 253.66 12022.13 134804.80 00:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:16 24235664 29214176 3087904 9.40 178564 4968500 3311536 9.77 1219744 6895120 53276 00:30:10 22633192 28462524 3832888 11.66 210772 5712576 4531152 13.36 1436944 8200024 43368 00:40:01 18197388 28202196 4076832 12.41 251316 9694544 4132680 12.19 2720200 11180616 19364 00:50:00 18437204 31642380 619544 1.89 290988 12716800 1378144 4.06 3816516 9663656 212 Average: 20875862 29380319 2904292 8.84 232910 8273105 3338378 9.84 2298351 8984854 29055 00:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:16 lo 5.60 5.60 0.55 0.55 0.00 0.00 0.00 0.00 00:20:16 ens3 63.25 49.90 314.89 12.86 0.00 0.00 0.00 0.00 00:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:10 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 00:30:10 ens3 46.41 36.02 14.47 13.78 0.00 0.00 0.00 0.00 00:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4453.26 4453.26 4252.31 4252.31 0.00 0.00 0.00 0.00 00:40:01 ens3 53.01 40.15 309.76 9.96 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 00:50:00 lo 88.59 88.59 83.98 83.98 0.00 0.00 0.00 0.00 00:50:00 ens3 134.91 136.65 324.62 1478.48 0.00 0.00 0.00 0.00 00:50:00 docker0 111.88 98.50 1470.18 74.91 0.00 0.00 0.00 0.00 00:50:00 veth7d7fa4c 109.35 95.27 1471.52 13.88 0.00 0.00 0.00 0.12 Average: lo 1126.32 1126.32 1073.85 1073.85 0.00 0.00 0.00 0.00 Average: ens3 74.52 65.81 241.19 380.45 0.00 0.00 0.00 0.00 Average: docker0 28.10 24.74 369.23 18.81 0.00 0.00 0.00 0.00 Average: veth7d7fa4c 27.46 23.93 369.56 3.49 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-3621) 10/15/25 _x86_64_ (8 CPU) 00:05:13 LINUX RESTART (8 CPU) 00:10:15 CPU %user %nice %system %iowait %steal %idle 00:20:16 all 39.76 0.00 1.46 0.65 0.09 58.04 00:20:16 0 39.59 0.00 1.49 0.81 0.09 58.02 00:20:16 1 38.70 0.00 1.50 1.09 0.10 58.61 00:20:16 2 42.63 0.00 1.80 0.17 0.09 55.32 00:20:16 3 40.97 0.00 1.42 0.56 0.09 56.97 00:20:16 4 40.72 0.00 1.54 0.68 0.09 56.96 00:20:16 5 40.74 0.00 1.37 0.88 0.10 56.92 00:20:16 6 38.39 0.00 1.30 0.91 0.09 59.32 00:20:16 7 36.35 0.00 1.29 0.06 0.09 62.22 00:30:10 all 36.11 0.00 1.42 0.12 0.08 62.26 00:30:10 0 30.81 0.00 1.24 0.14 0.08 67.73 00:30:10 1 36.68 0.00 1.51 0.22 0.08 61.49 00:30:10 2 38.26 0.00 1.59 0.26 0.09 59.81 00:30:10 3 39.87 0.00 1.65 0.04 0.09 58.34 00:30:10 4 36.79 0.00 1.36 0.02 0.08 61.75 00:30:10 5 36.99 0.00 1.36 0.08 0.08 61.48 00:30:10 6 34.06 0.00 1.33 0.06 0.08 64.46 00:30:10 7 35.44 0.00 1.32 0.13 0.08 63.02 00:40:01 all 21.38 0.00 1.84 1.20 0.15 75.44 00:40:01 0 17.98 0.00 1.02 0.57 0.19 80.24 00:40:01 1 28.60 0.00 3.04 2.67 0.22 65.46 00:40:01 2 23.46 0.00 3.09 1.81 0.07 71.57 00:40:01 3 16.26 0.00 0.70 0.10 0.07 82.87 00:40:01 4 22.15 0.00 2.35 3.04 0.25 72.20 00:40:01 5 24.36 0.00 1.33 0.03 0.17 74.12 00:40:01 6 16.62 0.00 0.91 0.91 0.10 81.45 00:40:01 7 21.61 0.00 2.28 0.47 0.10 75.54 00:50:00 all 11.00 0.00 1.18 1.07 0.04 86.71 00:50:00 0 8.10 0.00 0.67 0.23 0.04 90.97 00:50:00 1 12.42 0.00 1.94 2.84 0.05 82.75 00:50:00 2 16.75 0.00 2.14 0.94 0.07 80.09 00:50:00 3 10.73 0.00 1.29 0.45 0.04 87.50 00:50:00 4 14.88 0.00 1.47 1.42 0.05 82.18 00:50:00 5 8.22 0.00 0.64 1.35 0.04 89.74 00:50:00 6 9.39 0.00 0.70 0.56 0.03 89.32 00:50:00 7 7.47 0.00 0.55 0.79 0.04 91.15 Average: all 27.08 0.00 1.47 0.76 0.09 70.60 Average: 0 24.15 0.00 1.10 0.44 0.10 74.21 Average: 1 29.09 0.00 2.00 1.70 0.11 67.10 Average: 2 30.30 0.00 2.15 0.79 0.08 66.68 Average: 3 26.98 0.00 1.27 0.29 0.07 71.40 Average: 4 28.66 0.00 1.68 1.28 0.12 68.26 Average: 5 27.58 0.00 1.17 0.59 0.10 70.56 Average: 6 24.64 0.00 1.06 0.61 0.07 73.62 Average: 7 25.22 0.00 1.36 0.36 0.08 72.98