---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30780 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 914 24853 4 6324 30710 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:8b:ee:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82427sec preferred_lft 82427sec inet6 fe80::f816:3eff:fe8b:eef9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:f2:de:6a:d8:64 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30780) 06/26/26 _x86_64_ (8 CPU) 07:48:21 LINUX RESTART (8 CPU) 07:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:07 1.82 0.04 1.77 0.01 1.99 21.37 219.72 08:10:07 1.58 0.01 1.58 0.00 0.04 17.43 0.00 08:20:01 1.65 0.02 1.63 0.00 1.67 18.00 0.04 08:30:07 59.61 4.63 38.00 16.98 264.67 6135.47 511399.43 08:40:07 32.15 0.14 27.95 4.06 5.41 2569.41 14008.17 08:50:01 32.30 0.00 28.26 4.03 0.05 3020.91 14803.27 Average: 21.56 0.81 16.54 4.20 46.04 1968.12 90820.17 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:07 30237420 31881168 505632 1.54 59764 1921976 1503156 4.43 199368 2145156 4 08:10:07 30234480 31878864 507764 1.55 60392 1921988 1503220 4.43 199992 2147596 168 08:20:01 30222652 31868232 518256 1.58 61012 1922504 1511412 4.46 200880 2148284 8 08:30:07 26051700 29457828 2853700 8.68 151380 3495524 3176300 9.37 664552 5722696 61572 08:40:07 25589788 29445712 2861016 8.71 191356 3859708 2900244 8.55 791184 5989540 37708 08:50:01 24971468 29349904 2952976 8.99 216600 4315984 2978936 8.78 917096 6455096 11208 Average: 27884585 30646951 1699891 5.17 123417 2906281 2262211 6.67 495512 4101395 18445 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:07 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:00:07 ens3 1.18 0.41 0.54 0.27 0.00 0.00 0.00 0.00 08:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:07 ens3 0.48 0.15 0.14 0.08 0.00 0.00 0.00 0.00 08:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:20:01 ens3 0.25 0.11 0.06 0.02 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:07 lo 855.00 855.00 814.18 814.18 0.00 0.00 0.00 0.00 08:30:07 ens3 121.37 92.68 1067.81 18.24 0.00 0.00 0.00 0.00 08:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:07 lo 1791.30 1791.30 1705.81 1705.81 0.00 0.00 0.00 0.00 08:40:07 ens3 21.70 18.25 9.52 6.23 0.00 0.00 0.00 0.00 08:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 1666.53 1666.53 1586.89 1586.89 0.00 0.00 0.00 0.00 08:50:01 ens3 22.97 19.46 8.83 6.63 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 717.44 717.44 683.14 683.14 0.00 0.00 0.00 0.00 Average: ens3 28.14 21.95 182.75 5.26 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30780) 06/26/26 _x86_64_ (8 CPU) 07:48:21 LINUX RESTART (8 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 08:00:07 all 0.04 0.00 0.03 0.01 0.02 99.90 08:00:07 0 0.01 0.00 0.03 0.00 0.01 99.94 08:00:07 1 0.09 0.00 0.07 0.00 0.06 99.78 08:00:07 2 0.05 0.00 0.05 0.00 0.02 99.87 08:00:07 3 0.02 0.00 0.01 0.00 0.01 99.96 08:00:07 4 0.02 0.00 0.02 0.00 0.01 99.94 08:00:07 5 0.01 0.00 0.01 0.03 0.00 99.94 08:00:07 6 0.05 0.00 0.02 0.00 0.01 99.92 08:00:07 7 0.09 0.00 0.03 0.00 0.00 99.88 08:10:07 all 0.05 0.00 0.03 0.03 0.02 99.88 08:10:07 0 0.01 0.00 0.01 0.03 0.01 99.95 08:10:07 1 0.26 0.00 0.03 0.00 0.02 99.69 08:10:07 2 0.03 0.00 0.03 0.00 0.03 99.91 08:10:07 3 0.02 0.00 0.03 0.14 0.01 99.80 08:10:07 4 0.05 0.00 0.08 0.02 0.05 99.80 08:10:07 5 0.03 0.00 0.01 0.02 0.01 99.93 08:10:07 6 0.01 0.00 0.01 0.00 0.01 99.97 08:10:07 7 0.00 0.00 0.01 0.00 0.00 99.99 08:20:01 all 0.11 0.00 0.02 0.04 0.01 99.81 08:20:01 0 0.01 0.00 0.02 0.05 0.01 99.91 08:20:01 1 0.04 0.00 0.03 0.00 0.03 99.91 08:20:01 2 0.72 0.00 0.04 0.01 0.02 99.21 08:20:01 3 0.02 0.00 0.03 0.22 0.02 99.71 08:20:01 4 0.02 0.00 0.03 0.04 0.01 99.89 08:20:01 5 0.01 0.00 0.02 0.00 0.02 99.96 08:20:01 6 0.01 0.00 0.01 0.00 0.00 99.98 08:20:01 7 0.05 0.00 0.01 0.00 0.00 99.94 08:30:07 all 33.55 0.00 1.49 0.24 0.08 64.64 08:30:07 0 36.48 0.00 1.95 0.35 0.08 61.13 08:30:07 1 33.25 0.00 1.71 0.06 0.08 64.89 08:30:07 2 32.41 0.00 1.28 0.27 0.08 65.96 08:30:07 3 32.84 0.00 1.38 0.45 0.08 65.25 08:30:07 4 28.58 0.00 1.39 0.07 0.08 69.88 08:30:07 5 33.97 0.00 1.47 0.44 0.08 64.05 08:30:07 6 34.96 0.00 1.33 0.06 0.08 63.57 08:30:07 7 35.92 0.00 1.43 0.18 0.08 62.39 08:40:07 all 35.54 0.00 1.64 0.18 0.08 62.56 08:40:07 0 34.71 0.00 1.67 0.08 0.08 63.47 08:40:07 1 31.84 0.00 2.04 0.10 0.07 65.95 08:40:07 2 39.16 0.00 1.71 0.45 0.08 58.61 08:40:07 3 37.26 0.00 1.37 0.15 0.08 61.15 08:40:07 4 36.68 0.00 1.70 0.53 0.09 61.00 08:40:07 5 35.19 0.00 1.25 0.08 0.09 63.41 08:40:07 6 33.58 0.00 1.66 0.02 0.07 64.67 08:40:07 7 35.89 0.00 1.75 0.04 0.08 62.23 08:50:01 all 37.55 0.00 1.77 0.16 0.10 60.42 08:50:01 0 35.39 0.00 1.87 0.09 0.10 62.55 08:50:01 1 35.85 0.00 1.67 0.10 0.10 62.28 08:50:01 2 40.00 0.00 1.52 0.16 0.10 58.22 08:50:01 3 38.58 0.00 1.72 0.15 0.09 59.46 08:50:01 4 39.15 0.00 1.90 0.05 0.10 58.79 08:50:01 5 41.83 0.00 1.90 0.44 0.11 55.71 08:50:01 6 34.91 0.00 1.82 0.07 0.09 63.11 08:50:01 7 34.70 0.00 1.78 0.21 0.09 63.22 Average: all 17.77 0.00 0.83 0.11 0.05 81.24 Average: 0 17.74 0.00 0.92 0.10 0.05 81.19 Average: 1 16.89 0.00 0.93 0.04 0.06 82.08 Average: 2 18.67 0.00 0.77 0.15 0.05 80.36 Average: 3 18.07 0.00 0.75 0.18 0.05 80.94 Average: 4 17.37 0.00 0.85 0.12 0.06 81.61 Average: 5 18.45 0.00 0.78 0.17 0.05 80.55 Average: 6 17.22 0.00 0.81 0.03 0.04 81.90 Average: 7 17.74 0.00 0.83 0.07 0.04 81.31