---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1270 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 901 24820 4 6370 30722 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:66:b5:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83511sec preferred_lft 83511sec inet6 fe80::f816:3eff:fe66:b5b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:84:e8:32:a5:3a 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-1270) 01/16/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:16 21.57 3.77 16.42 1.38 757.95 3368.07 5421.80 18:20:16 27.50 0.15 24.07 3.27 6.44 2892.53 8803.03 18:30:01 34.75 0.01 30.20 4.54 0.71 2699.88 15721.33 18:40:17 31.07 0.02 27.20 3.85 0.36 3010.47 38106.26 Average: 28.65 1.01 24.40 3.24 194.92 2997.05 17082.52 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:16 27317252 30351996 1971960 6.00 129128 3192684 2230584 6.58 738060 4429404 33580 18:20:16 25522732 29182300 3126592 9.51 167652 3723724 3126420 9.22 901000 5996980 13388 18:30:01 24902728 29054976 3249552 9.89 201140 4137228 3780344 11.15 1027820 6436788 66988 18:40:17 23958048 28986036 3314152 10.08 230532 4930236 3214912 9.48 1201060 7140988 376680 Average: 25425190 29393827 2915564 8.87 182113 3995968 3088065 9.11 966985 6001040 122659 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:16 lo 362.76 362.76 345.39 345.39 0.00 0.00 0.00 0.00 18:10:16 ens3 97.37 70.87 931.98 13.02 0.00 0.00 0.00 0.00 18:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:16 lo 1258.55 1258.55 1197.09 1197.09 0.00 0.00 0.00 0.00 18:20:16 ens3 59.82 42.55 25.16 16.43 0.00 0.00 0.00 0.00 18:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1935.81 1935.81 1843.59 1843.59 0.00 0.00 0.00 0.00 18:30:01 ens3 47.30 34.99 16.72 14.32 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:17 lo 1404.29 1404.29 1336.19 1336.19 0.00 0.00 0.00 0.00 18:40:17 ens3 63.44 47.09 159.03 17.31 0.00 0.00 0.00 0.00 18:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1231.53 1231.53 1172.16 1172.16 0.00 0.00 0.00 0.00 Average: ens3 67.28 49.09 288.20 15.27 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-1270) 01/16/26 _x86_64_ (8 CPU) 17:58:28 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:16 all 9.45 0.00 0.56 0.09 0.03 89.87 18:10:16 0 7.84 0.00 0.47 0.07 0.02 91.60 18:10:16 1 9.14 0.00 0.43 0.06 0.03 90.33 18:10:16 2 9.42 0.00 0.74 0.11 0.03 89.69 18:10:16 3 10.12 0.00 0.49 0.15 0.03 89.20 18:10:16 4 10.99 0.00 0.63 0.08 0.04 88.25 18:10:16 5 9.80 0.00 0.68 0.05 0.03 89.44 18:10:16 6 8.91 0.00 0.54 0.13 0.03 90.40 18:10:16 7 9.34 0.00 0.53 0.06 0.02 90.05 18:20:16 all 39.27 0.00 1.72 0.08 0.07 58.87 18:20:16 0 36.21 0.00 1.54 0.08 0.08 62.09 18:20:16 1 41.14 0.00 2.08 0.19 0.08 56.52 18:20:16 2 42.85 0.00 1.90 0.05 0.08 55.13 18:20:16 3 40.32 0.00 1.70 0.06 0.07 57.85 18:20:16 4 39.24 0.00 1.60 0.05 0.08 59.04 18:20:16 5 39.25 0.00 1.71 0.04 0.07 58.93 18:20:16 6 37.15 0.00 1.60 0.06 0.07 61.13 18:20:16 7 38.00 0.00 1.61 0.08 0.07 60.24 18:30:01 all 35.02 0.00 1.84 0.12 0.07 62.95 18:30:01 0 34.50 0.00 1.61 0.06 0.08 63.76 18:30:01 1 33.39 0.00 1.97 0.28 0.08 64.29 18:30:01 2 40.00 0.00 2.37 0.08 0.07 57.48 18:30:01 3 36.43 0.00 1.77 0.08 0.08 61.65 18:30:01 4 38.48 0.00 1.75 0.10 0.07 59.61 18:30:01 5 31.19 0.00 1.74 0.20 0.06 66.81 18:30:01 6 33.94 0.00 1.66 0.07 0.06 64.26 18:30:01 7 32.22 0.00 1.87 0.10 0.07 65.74 18:40:17 all 35.27 0.00 1.83 0.12 0.07 62.71 18:40:17 0 30.83 0.00 1.39 0.08 0.07 67.63 18:40:17 1 38.67 0.00 2.19 0.16 0.08 58.90 18:40:17 2 32.91 0.00 1.65 0.08 0.07 65.29 18:40:17 3 40.79 0.00 2.03 0.05 0.07 57.06 18:40:17 4 34.98 0.00 2.12 0.25 0.08 62.57 18:40:17 5 34.58 0.00 1.78 0.18 0.07 63.38 18:40:17 6 33.83 0.00 1.52 0.06 0.07 64.52 18:40:17 7 35.60 0.00 1.94 0.07 0.07 62.32 Average: all 29.61 0.00 1.48 0.10 0.06 68.74 Average: 0 27.19 0.00 1.24 0.07 0.06 71.43 Average: 1 30.47 0.00 1.66 0.17 0.06 67.64 Average: 2 31.10 0.00 1.65 0.08 0.06 67.10 Average: 3 31.79 0.00 1.49 0.08 0.06 66.57 Average: 4 30.76 0.00 1.52 0.12 0.06 67.53 Average: 5 28.60 0.00 1.47 0.12 0.06 69.75 Average: 6 28.32 0.00 1.32 0.08 0.06 70.22 Average: 7 28.67 0.00 1.48 0.08 0.06 69.71