---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6204 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: 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 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 913 25033 4 6145 30711 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:30:87:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83372sec preferred_lft 83372sec inet6 fe80::f816:3eff:fe30:8789/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:ad:46:5f:a8:31 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-6204) 01/31/26 _x86_64_ (8 CPU) 02:31:31 LINUX RESTART (8 CPU) 02:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:02 24.45 2.52 19.66 2.28 141.04 3409.76 9643.57 03:00:01 32.39 0.13 28.10 4.16 5.75 2567.94 9244.02 03:10:08 50.51 0.01 31.19 19.31 0.24 3200.21 513371.18 03:20:08 23.03 0.14 19.84 3.06 6.41 5891.08 16513.47 Average: 32.67 0.69 24.73 7.25 37.97 3766.71 138603.52 02:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:02 26223976 29458068 2854816 8.69 149000 3339144 2974976 8.77 705676 5517420 63988 03:00:01 25381544 29167420 3140312 9.56 186440 3803128 3216580 9.49 838328 6170744 128248 03:10:08 24954996 29210344 3093056 9.41 216848 4201164 3062440 9.03 979432 6399076 13832 03:20:08 25834836 31631968 665044 2.02 231840 5671564 1241492 3.66 1540256 4865496 4 Average: 25598838 29866950 2438307 7.42 196032 4253750 2623872 7.74 1015923 5738184 51518 02:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:02 lo 821.90 821.90 782.22 782.22 0.00 0.00 0.00 0.00 02:50:02 ens3 107.14 82.25 658.67 20.41 0.00 0.00 0.00 0.00 02:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 lo 1728.08 1728.08 1644.33 1644.33 0.00 0.00 0.00 0.00 03:00:01 ens3 44.07 33.10 19.30 13.34 0.00 0.00 0.00 0.00 03:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:08 lo 1661.35 1661.35 1581.21 1581.21 0.00 0.00 0.00 0.00 03:10:08 ens3 54.29 37.20 20.18 15.39 0.00 0.00 0.00 0.00 03:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:08 lo 652.69 652.69 607.45 607.45 0.00 0.00 0.00 0.00 03:20:08 ens3 105.72 112.78 193.97 878.17 0.00 0.00 0.00 0.00 03:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1218.30 1218.30 1155.99 1155.99 0.00 0.00 0.00 0.00 Average: ens3 77.66 66.21 221.28 231.81 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-6204) 01/31/26 _x86_64_ (8 CPU) 02:31:31 LINUX RESTART (8 CPU) 02:40:08 CPU %user %nice %system %iowait %steal %idle 02:50:02 all 30.40 0.00 1.31 0.08 0.06 68.15 02:50:02 0 30.78 0.00 1.44 0.19 0.06 67.52 02:50:02 1 30.41 0.00 1.51 0.05 0.06 67.96 02:50:02 2 30.66 0.00 1.39 0.07 0.07 67.82 02:50:02 3 30.17 0.00 1.39 0.11 0.06 68.27 02:50:02 4 32.12 0.00 1.08 0.06 0.06 66.67 02:50:02 5 31.43 0.00 1.34 0.03 0.06 67.14 02:50:02 6 32.49 0.00 1.27 0.07 0.06 66.11 02:50:02 7 25.11 0.00 1.07 0.08 0.05 73.69 03:00:01 all 34.10 0.00 1.61 0.09 0.07 64.13 03:00:01 0 33.90 0.00 1.61 0.06 0.07 64.36 03:00:01 1 35.83 0.00 2.07 0.07 0.08 61.95 03:00:01 2 34.95 0.00 1.58 0.06 0.08 63.33 03:00:01 3 34.48 0.00 1.75 0.05 0.07 63.66 03:00:01 4 35.44 0.00 1.70 0.04 0.07 62.75 03:00:01 5 31.12 0.00 1.36 0.06 0.07 67.39 03:00:01 6 35.69 0.00 1.60 0.10 0.08 62.53 03:00:01 7 31.37 0.00 1.21 0.30 0.07 67.04 03:10:08 all 36.43 0.00 1.82 0.45 0.08 61.21 03:10:08 0 31.83 0.00 1.87 0.13 0.08 66.09 03:10:08 1 39.76 0.00 2.52 0.39 0.08 57.24 03:10:08 2 36.73 0.00 1.97 0.94 0.08 60.28 03:10:08 3 34.85 0.00 1.71 0.19 0.08 63.17 03:10:08 4 37.11 0.00 1.73 0.54 0.08 60.55 03:10:08 5 35.75 0.00 1.66 0.26 0.08 62.25 03:10:08 6 38.61 0.00 1.58 0.08 0.08 59.65 03:10:08 7 36.85 0.00 1.51 1.09 0.08 60.47 03:20:08 all 21.16 0.00 1.08 0.12 0.05 77.58 03:20:08 0 18.31 0.00 1.10 0.33 0.04 80.22 03:20:08 1 27.91 0.00 1.24 0.16 0.06 70.63 03:20:08 2 25.72 0.00 1.01 0.14 0.05 73.07 03:20:08 3 21.65 0.00 1.32 0.08 0.05 76.91 03:20:08 4 19.56 0.00 1.28 0.05 0.05 79.06 03:20:08 5 19.65 0.00 0.88 0.13 0.05 79.30 03:20:08 6 16.20 0.00 0.87 0.05 0.05 82.83 03:20:08 7 20.29 0.00 0.98 0.05 0.06 78.62 Average: all 30.54 0.00 1.46 0.19 0.07 67.75 Average: 0 28.71 0.00 1.51 0.18 0.06 69.55 Average: 1 33.50 0.00 1.84 0.17 0.07 64.42 Average: 2 32.02 0.00 1.49 0.30 0.07 66.11 Average: 3 30.30 0.00 1.54 0.10 0.07 67.99 Average: 4 31.07 0.00 1.45 0.17 0.07 67.25 Average: 5 29.50 0.00 1.31 0.12 0.06 69.01 Average: 6 30.76 0.00 1.33 0.07 0.07 67.77 Average: 7 28.43 0.00 1.19 0.38 0.06 69.92