---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3100 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: 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 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 772 17750 4 13568 30851 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:68:2e:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83155sec preferred_lft 83155sec inet6 fe80::f816:3eff:fe68:2e8c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:b9:bf:15:1a:11 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::4cb9:bfff:fe15:1a11/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-3100) 10/13/25 _x86_64_ (8 CPU) 00:05:15 LINUX RESTART (8 CPU) 00:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 17.96 0.96 15.75 1.25 687.24 10615.61 27129.17 00:30:00 8.65 0.31 7.74 0.60 11.91 3249.46 2357.21 00:40:34 25.33 0.16 12.94 12.23 4.22 13284.37 468297.46 00:50:15 28.79 1.88 25.69 1.22 329.09 11016.62 962.84 Average: 20.20 0.81 15.41 3.98 251.38 9576.23 131050.12 00:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 24444424 29346688 2956004 9.00 173812 4904916 3662024 10.80 1190716 6721820 64088 00:30:00 22858032 28627784 3668188 11.16 209712 5657520 3731784 11.00 1413512 8001868 15388 00:40:34 18264312 28507948 3770140 11.47 259396 9910840 3795464 11.19 2788420 11028756 213336 00:50:15 18448524 31653004 608956 1.85 290748 12716900 1373928 4.05 3816448 9655688 200 Average: 21003823 29533856 2750822 8.37 233417 8297544 3140800 9.26 2302274 8852033 73253 00:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 5.67 5.67 0.55 0.55 0.00 0.00 0.00 0.00 00:20:01 ens3 71.47 55.02 464.74 14.13 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 1.35 1.35 0.13 0.13 0.00 0.00 0.00 0.00 00:30:00 ens3 52.12 37.92 14.15 13.37 0.00 0.00 0.00 0.00 00:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:34 lo 4165.24 4165.24 3977.24 3977.24 0.00 0.00 0.00 0.00 00:40:34 ens3 57.64 43.63 294.41 11.38 0.00 0.00 0.00 0.00 00:40:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:15 lo 95.10 95.10 90.25 90.25 0.00 0.00 0.00 0.00 00:50:15 ens3 147.14 139.15 329.79 1521.43 0.00 0.00 0.00 0.00 00:50:15 docker0 119.24 115.24 1514.38 77.99 0.00 0.00 0.00 0.00 00:50:15 veth6ff2d9b 116.39 111.44 1515.80 15.08 0.00 0.00 0.00 0.12 Average: lo 1124.24 1124.24 1071.89 1071.89 0.00 0.00 0.00 0.00 Average: ens3 81.32 68.13 274.46 378.46 0.00 0.00 0.00 0.00 Average: docker0 28.89 27.93 366.96 18.90 0.00 0.00 0.00 0.00 Average: veth6ff2d9b 28.20 27.00 367.31 3.65 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-3100) 10/13/25 _x86_64_ (8 CPU) 00:05:15 LINUX RESTART (8 CPU) 00:10:16 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 38.25 0.00 1.48 2.70 0.09 57.48 00:20:01 0 35.14 0.00 1.62 3.10 0.09 60.04 00:20:01 1 41.35 0.00 1.81 3.89 0.09 52.85 00:20:01 2 39.31 0.00 1.42 9.48 0.09 49.69 00:20:01 3 40.85 0.00 1.58 1.01 0.09 56.47 00:20:01 4 37.79 0.00 1.28 0.98 0.08 59.86 00:20:01 5 40.40 0.00 1.33 0.82 0.09 57.35 00:20:01 6 37.61 0.00 1.32 1.09 0.08 59.90 00:20:01 7 33.54 0.00 1.45 1.26 0.09 63.66 00:30:00 all 37.25 0.00 1.38 0.36 0.08 60.94 00:30:00 0 38.54 0.00 1.29 0.41 0.09 59.66 00:30:00 1 42.42 0.00 1.55 0.15 0.09 55.79 00:30:00 2 38.34 0.00 1.41 0.37 0.09 59.79 00:30:00 3 39.57 0.00 1.52 0.70 0.08 58.13 00:30:00 4 37.85 0.00 1.31 0.04 0.09 60.72 00:30:00 5 35.85 0.00 1.19 0.23 0.08 62.66 00:30:00 6 30.83 0.00 1.20 0.39 0.08 67.50 00:30:00 7 34.57 0.00 1.54 0.55 0.07 63.27 00:40:34 all 21.00 0.00 1.87 0.41 0.06 76.66 00:40:34 0 23.19 0.00 1.14 0.66 0.06 74.94 00:40:34 1 36.23 0.00 4.68 0.20 0.09 58.80 00:40:34 2 20.87 0.00 1.26 0.29 0.06 77.52 00:40:34 3 16.55 0.00 1.29 1.35 0.05 80.75 00:40:34 4 15.51 0.00 0.93 0.12 0.06 83.37 00:40:34 5 19.67 0.00 2.50 0.25 0.06 77.52 00:40:34 6 16.93 0.00 0.95 0.02 0.06 82.04 00:40:34 7 19.10 0.00 2.26 0.37 0.06 78.21 00:50:15 all 9.18 0.00 1.12 0.35 0.04 89.31 00:50:15 0 7.04 0.00 1.05 1.15 0.04 90.71 00:50:15 1 7.73 0.00 0.77 0.20 0.04 91.26 00:50:15 2 8.07 0.00 0.84 0.55 0.03 90.51 00:50:15 3 6.41 0.00 0.68 0.13 0.03 92.75 00:50:15 4 9.19 0.00 0.81 0.11 0.03 89.85 00:50:15 5 14.21 0.00 2.10 0.34 0.04 83.31 00:50:15 6 7.37 0.00 1.02 0.26 0.03 91.32 00:50:15 7 13.42 0.00 1.72 0.05 0.04 84.76 Average: all 26.39 0.00 1.47 0.94 0.07 71.13 Average: 0 26.01 0.00 1.28 1.31 0.07 71.33 Average: 1 32.09 0.00 2.25 1.09 0.08 64.49 Average: 2 26.61 0.00 1.24 2.61 0.07 69.47 Average: 3 25.75 0.00 1.27 0.81 0.06 72.11 Average: 4 24.96 0.00 1.08 0.31 0.07 73.58 Average: 5 27.44 0.00 1.79 0.41 0.07 70.30 Average: 6 23.12 0.00 1.12 0.43 0.06 75.27 Average: 7 25.10 0.00 1.75 0.55 0.07 72.52