---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25635 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 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 12G 144G 8% / 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 919 24690 4 6481 30704 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:b6:19:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83916sec preferred_lft 83916sec inet6 fe80::f816:3eff:feb6:191e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:63:8c:2d:6e:7e 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 ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-25635) 01/11/26 _x86_64_ (8 CPU) 12:59:25 LINUX RESTART (8 CPU) 13:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 52.57 3.90 31.81 16.86 777.20 4929.99 548884.12 13:20:01 26.91 0.15 23.55 3.21 5.76 2807.53 6619.75 13:30:07 38.38 0.01 33.44 4.93 0.08 3261.74 13730.86 13:40:06 28.14 0.18 24.46 3.49 12.21 6483.75 9406.48 Average: 36.41 1.04 28.31 7.06 194.85 4362.94 141911.09 13:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26701480 29969504 2343376 7.13 138712 3408636 2459580 7.25 802732 4947288 24408 13:20:01 25316220 29178092 3128228 9.52 171252 3913860 3295792 9.72 953492 6131192 312 13:30:07 24548616 29120696 3180076 9.68 214212 4520228 3730512 11.00 1112368 6686408 105580 13:40:06 25381944 31528840 764664 2.33 233876 6016524 1341148 3.95 1705160 5151792 12100 Average: 25487065 29949283 2354086 7.16 189513 4464812 2706758 7.98 1143438 5729170 35600 13:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 538.26 538.26 512.37 512.37 0.00 0.00 0.00 0.00 13:10:01 ens3 115.38 85.87 1130.71 16.88 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 1118.92 1118.92 1064.00 1064.00 0.00 0.00 0.00 0.00 13:20:01 ens3 50.93 37.45 22.43 14.90 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 lo 2055.32 2055.32 1956.93 1956.93 0.00 0.00 0.00 0.00 13:30:07 ens3 60.17 41.73 20.12 16.96 0.00 0.00 0.00 0.00 13:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:06 lo 802.37 802.37 748.24 748.24 0.00 0.00 0.00 0.00 13:40:06 ens3 143.54 141.17 220.99 948.21 0.00 0.00 0.00 0.00 13:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1134.72 1134.72 1076.09 1076.09 0.00 0.00 0.00 0.00 Average: ens3 92.24 76.37 342.97 249.62 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-25635) 01/11/26 _x86_64_ (8 CPU) 12:59:25 LINUX RESTART (8 CPU) 13:00:15 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 15.72 0.00 0.91 0.17 0.04 83.16 13:10:01 0 15.87 0.00 0.82 0.34 0.05 82.92 13:10:01 1 13.96 0.00 0.89 0.20 0.04 84.91 13:10:01 2 16.46 0.00 0.70 0.08 0.05 82.70 13:10:01 3 19.60 0.00 1.01 0.08 0.04 79.27 13:10:01 4 15.95 0.00 0.75 0.39 0.04 82.86 13:10:01 5 14.96 0.00 0.99 0.05 0.04 83.96 13:10:01 6 13.72 0.00 0.88 0.15 0.04 85.20 13:10:01 7 15.20 0.00 1.23 0.09 0.03 83.44 13:20:01 all 35.69 0.00 1.46 0.08 0.07 62.71 13:20:01 0 34.30 0.00 1.55 0.04 0.07 64.04 13:20:01 1 38.83 0.00 1.56 0.04 0.07 59.50 13:20:01 2 35.80 0.00 1.70 0.21 0.07 62.22 13:20:01 3 34.60 0.00 1.37 0.05 0.07 63.92 13:20:01 4 38.18 0.00 1.51 0.04 0.07 60.20 13:20:01 5 35.24 0.00 1.35 0.06 0.07 63.29 13:20:01 6 37.62 0.00 1.30 0.08 0.07 60.92 13:20:01 7 30.96 0.00 1.33 0.09 0.06 67.56 13:30:07 all 38.66 0.00 1.88 0.12 0.07 59.26 13:30:07 0 34.77 0.00 1.81 0.08 0.07 63.27 13:30:07 1 45.30 0.00 2.15 0.12 0.08 52.35 13:30:07 2 36.82 0.00 1.92 0.28 0.07 60.91 13:30:07 3 40.60 0.00 1.71 0.09 0.07 57.54 13:30:07 4 38.95 0.00 1.92 0.09 0.07 58.97 13:30:07 5 38.31 0.00 1.79 0.05 0.07 59.77 13:30:07 6 37.85 0.00 1.84 0.16 0.07 60.08 13:30:07 7 36.70 0.00 1.94 0.08 0.07 61.20 13:40:06 all 25.12 0.00 1.16 0.17 0.06 73.48 13:40:06 0 16.78 0.00 1.00 0.42 0.06 81.74 13:40:06 1 42.17 0.00 1.35 0.14 0.07 56.27 13:40:06 2 21.00 0.00 1.16 0.16 0.06 77.63 13:40:06 3 35.42 0.00 1.28 0.04 0.07 63.19 13:40:06 4 17.56 0.00 1.00 0.17 0.05 81.21 13:40:06 5 25.83 0.00 1.10 0.32 0.06 72.69 13:40:06 6 22.32 0.00 1.23 0.05 0.06 76.34 13:40:06 7 19.93 0.00 1.18 0.09 0.05 78.75 Average: all 28.90 0.00 1.36 0.13 0.06 69.55 Average: 0 25.51 0.00 1.30 0.22 0.06 72.91 Average: 1 35.21 0.00 1.49 0.12 0.06 63.11 Average: 2 27.60 0.00 1.37 0.18 0.06 70.78 Average: 3 32.65 0.00 1.34 0.06 0.06 65.89 Average: 4 27.77 0.00 1.30 0.17 0.06 70.70 Average: 5 28.69 0.00 1.31 0.12 0.06 69.82 Average: 6 27.98 0.00 1.32 0.11 0.06 70.53 Average: 7 25.79 0.00 1.42 0.09 0.06 72.65