---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12304 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 24949 4 6223 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:1f:d5:13 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83832sec preferred_lft 83832sec inet6 fe80::f816:3eff:fe1f:d513/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:0d:9d:a8:9e:70 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12304) 12/10/25 _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 42.26 3.87 22.66 15.73 591.12 4130.98 528728.95 13:20:15 29.35 0.15 25.69 3.51 6.25 2887.15 5517.18 13:30:15 38.62 0.01 33.82 4.79 0.11 3204.68 8485.26 13:40:16 28.65 0.12 24.99 3.54 5.69 6596.62 9617.94 Average: 34.64 1.01 26.80 6.82 147.34 4198.37 135000.19 13:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 27517152 30440804 1881156 5.72 132528 3076460 2736212 8.07 688628 4275204 17892 13:20:15 25656236 29256016 3052576 9.29 170472 3654808 3494088 10.30 862632 5899216 44360 13:30:15 24957992 29153824 3150168 9.59 211616 4155280 3578168 10.55 1013060 6387940 37020 13:40:16 25750720 31629864 665672 2.03 231776 5753592 1222408 3.60 1606156 4879452 168 Average: 25970525 30120127 2187393 6.66 186598 4160035 2757719 8.13 1042619 5360453 24860 13:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 374.39 374.39 356.29 356.29 0.00 0.00 0.00 0.00 13:10:01 ens3 96.41 76.81 1022.19 14.69 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 13:20:15 lo 1277.33 1277.33 1215.02 1215.02 0.00 0.00 0.00 0.00 13:20:15 ens3 62.38 45.20 26.68 17.57 0.00 0.00 0.00 0.00 13:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:15 lo 1986.31 1986.31 1891.31 1891.31 0.00 0.00 0.00 0.00 13:30:15 ens3 52.95 36.88 18.74 15.68 0.00 0.00 0.00 0.00 13:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:16 lo 828.77 828.77 776.09 776.09 0.00 0.00 0.00 0.00 13:40:16 ens3 103.70 99.25 207.58 319.86 0.00 0.00 0.00 0.00 13:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1121.71 1121.71 1064.44 1064.44 0.00 0.00 0.00 0.00 Average: ens3 78.67 64.36 312.97 92.04 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12304) 12/10/25 _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 10.41 0.00 0.61 0.16 0.03 88.79 13:10:01 0 8.09 0.00 0.77 0.09 0.04 91.01 13:10:01 1 10.74 0.00 0.60 0.03 0.03 88.59 13:10:01 2 10.03 0.00 0.57 0.10 0.03 89.26 13:10:01 3 10.80 0.00 0.65 0.04 0.03 88.47 13:10:01 4 10.96 0.00 0.46 0.61 0.04 87.93 13:10:01 5 10.22 0.00 0.57 0.12 0.03 89.06 13:10:01 6 13.74 0.00 0.62 0.08 0.03 85.53 13:10:01 7 8.66 0.00 0.60 0.22 0.03 90.49 13:20:15 all 39.10 0.00 1.62 0.06 0.07 59.15 13:20:15 0 39.56 0.00 1.54 0.08 0.07 58.75 13:20:15 1 36.98 0.00 1.59 0.05 0.07 61.31 13:20:15 2 44.61 0.00 1.44 0.04 0.07 53.84 13:20:15 3 37.60 0.00 1.57 0.03 0.06 60.74 13:20:15 4 37.45 0.00 1.82 0.07 0.07 60.59 13:20:15 5 41.09 0.00 1.60 0.13 0.07 57.11 13:20:15 6 39.45 0.00 1.67 0.03 0.06 58.78 13:20:15 7 36.05 0.00 1.75 0.02 0.07 62.11 13:30:15 all 37.15 0.00 1.83 0.09 0.06 60.87 13:30:15 0 36.10 0.00 1.64 0.18 0.07 62.01 13:30:15 1 39.27 0.00 2.19 0.10 0.07 58.37 13:30:15 2 37.16 0.00 1.83 0.04 0.07 60.90 13:30:15 3 36.66 0.00 1.92 0.05 0.06 61.31 13:30:15 4 34.78 0.00 1.92 0.10 0.06 63.14 13:30:15 5 38.03 0.00 1.69 0.12 0.07 60.09 13:30:15 6 37.42 0.00 1.73 0.05 0.06 60.74 13:30:15 7 37.76 0.00 1.73 0.08 0.06 60.37 13:40:16 all 25.68 0.00 1.18 0.09 0.06 72.99 13:40:16 0 21.23 0.00 1.29 0.25 0.05 77.18 13:40:16 1 28.72 0.00 1.31 0.12 0.07 69.79 13:40:16 2 27.37 0.00 1.40 0.04 0.06 71.13 13:40:16 3 25.99 0.00 1.19 0.10 0.06 72.65 13:40:16 4 32.52 0.00 1.05 0.11 0.06 66.25 13:40:16 5 24.63 0.00 1.16 0.02 0.05 74.14 13:40:16 6 25.39 0.00 0.99 0.04 0.05 73.54 13:40:16 7 19.57 0.00 1.09 0.04 0.06 79.25 Average: all 28.24 0.00 1.32 0.10 0.05 70.29 Average: 0 26.43 0.00 1.32 0.15 0.06 72.05 Average: 1 29.05 0.00 1.43 0.08 0.06 69.39 Average: 2 29.98 0.00 1.32 0.06 0.06 68.59 Average: 3 27.91 0.00 1.34 0.05 0.06 70.65 Average: 4 29.07 0.00 1.32 0.22 0.06 69.33 Average: 5 28.66 0.00 1.26 0.10 0.05 69.93 Average: 6 29.14 0.00 1.26 0.05 0.05 69.51 Average: 7 25.66 0.00 1.30 0.09 0.05 72.90