---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29556 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: 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 902 24864 4 6324 30721 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:d1:5f:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81923sec preferred_lft 81923sec inet6 fe80::f816:3eff:fed1:5feb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:f0:c4:12:e1:20 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-29556) 06/22/26 _x86_64_ (8 CPU) 16:23:10 LINUX RESTART (8 CPU) 16:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 1.48 0.01 1.48 0.00 0.04 16.79 0.13 16:50:01 1.53 0.00 1.53 0.00 0.00 16.71 0.00 17:00:01 15.31 0.01 1.49 13.82 0.40 16.48 513934.94 17:10:01 58.56 4.67 51.95 1.94 268.16 5098.19 6335.31 17:20:01 24.53 0.16 21.46 2.91 5.89 2678.15 14499.47 17:30:01 36.75 0.01 32.09 4.65 0.09 3144.87 12897.56 Average: 23.03 0.81 18.33 3.89 45.76 1828.53 91278.11 16:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 30238792 31883408 503600 1.53 60116 1922520 1502240 4.43 199220 2136604 12 16:50:01 30237332 31882600 504204 1.53 60724 1922528 1522332 4.49 199816 2137416 8 17:00:01 30227544 31883584 502976 1.53 61568 1932372 1502240 4.43 210520 2138008 8 17:10:01 26428832 29598904 2714864 8.26 135164 3306496 2907192 8.57 588996 5437404 132688 17:20:01 25406104 29043044 3265700 9.94 167644 3688028 3188320 9.40 725732 6271460 64 17:30:01 24819272 29135876 3168052 9.64 209624 4266844 3161280 9.32 878224 6648820 103608 Average: 27892979 30571236 1776566 5.41 115807 2839798 2297267 6.77 467085 4128285 39398 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:40:01 ens3 0.37 0.09 0.07 0.04 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:01 ens3 0.22 0.08 0.03 0.02 0.00 0.00 0.00 0.00 16:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:01 ens3 0.26 0.11 0.06 0.04 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 590.67 590.67 562.64 562.64 0.00 0.00 0.00 0.00 17:10:01 ens3 111.21 81.58 1071.61 14.66 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:01 lo 1089.96 1089.96 1037.02 1037.02 0.00 0.00 0.00 0.00 17:20:01 ens3 25.50 20.73 12.76 6.84 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 2094.68 2094.68 1995.66 1995.66 0.00 0.00 0.00 0.00 17:30:01 ens3 22.55 19.34 7.46 6.67 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 629.27 629.27 599.22 599.22 0.00 0.00 0.00 0.00 Average: ens3 26.68 20.32 182.00 4.71 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-29556) 06/22/26 _x86_64_ (8 CPU) 16:23:10 LINUX RESTART (8 CPU) 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 0.08 0.00 0.01 0.00 0.01 99.89 16:40:01 0 0.00 0.00 0.00 0.00 0.00 99.99 16:40:01 1 0.60 0.00 0.03 0.00 0.02 99.35 16:40:01 2 0.02 0.00 0.02 0.03 0.01 99.93 16:40:01 3 0.01 0.00 0.01 0.00 0.00 99.98 16:40:01 4 0.00 0.00 0.01 0.00 0.00 99.99 16:40:01 5 0.02 0.00 0.02 0.00 0.01 99.95 16:40:01 6 0.02 0.00 0.02 0.00 0.01 99.96 16:40:01 7 0.02 0.00 0.02 0.00 0.01 99.96 16:50:01 all 0.07 0.00 0.01 0.02 0.01 99.89 16:50:01 0 0.28 0.00 0.01 0.00 0.00 99.70 16:50:01 1 0.14 0.00 0.02 0.00 0.01 99.83 16:50:01 2 0.07 0.00 0.02 0.13 0.01 99.77 16:50:01 3 0.01 0.00 0.01 0.00 0.00 99.98 16:50:01 4 0.00 0.00 0.00 0.00 0.00 99.99 16:50:01 5 0.03 0.00 0.03 0.00 0.02 99.91 16:50:01 6 0.02 0.00 0.01 0.00 0.00 99.97 16:50:01 7 0.02 0.00 0.01 0.00 0.01 99.96 17:00:01 all 0.10 0.00 0.01 0.02 0.01 99.86 17:00:01 0 0.00 0.00 0.01 0.03 0.00 99.96 17:00:01 1 0.01 0.00 0.01 0.00 0.00 99.98 17:00:01 2 0.01 0.00 0.03 0.14 0.01 99.81 17:00:01 3 0.01 0.00 0.01 0.00 0.00 99.98 17:00:01 4 0.01 0.00 0.00 0.00 0.00 99.99 17:00:01 5 0.02 0.00 0.02 0.00 0.02 99.93 17:00:01 6 0.01 0.00 0.01 0.00 0.01 99.97 17:00:01 7 0.72 0.00 0.02 0.00 0.01 99.25 17:10:01 all 17.05 0.00 0.87 0.19 0.04 81.85 17:10:01 0 15.71 0.00 0.91 0.05 0.04 83.29 17:10:01 1 18.11 0.00 0.81 0.02 0.05 81.02 17:10:01 2 21.19 0.00 1.07 0.23 0.05 77.46 17:10:01 3 20.60 0.00 0.96 0.41 0.05 77.98 17:10:01 4 15.71 0.00 0.71 0.04 0.04 83.49 17:10:01 5 12.15 0.00 0.83 0.38 0.04 86.61 17:10:01 6 16.13 0.00 0.87 0.03 0.04 82.92 17:10:01 7 16.78 0.00 0.80 0.32 0.05 82.04 17:20:01 all 37.06 0.00 1.46 0.06 0.08 61.33 17:20:01 0 36.09 0.00 1.17 0.05 0.08 62.61 17:20:01 1 40.48 0.00 1.70 0.13 0.08 57.60 17:20:01 2 36.44 0.00 1.66 0.02 0.08 61.80 17:20:01 3 35.28 0.00 1.71 0.11 0.08 62.82 17:20:01 4 36.24 0.00 1.20 0.02 0.08 62.46 17:20:01 5 38.93 0.00 1.79 0.10 0.09 59.10 17:20:01 6 37.42 0.00 1.08 0.04 0.08 61.38 17:20:01 7 35.63 0.00 1.41 0.02 0.08 62.85 17:30:01 all 38.41 0.00 1.81 0.06 0.08 59.63 17:30:01 0 35.62 0.00 1.65 0.03 0.08 62.61 17:30:01 1 37.92 0.00 1.99 0.04 0.08 59.97 17:30:01 2 42.08 0.00 2.26 0.05 0.09 55.52 17:30:01 3 39.69 0.00 1.60 0.06 0.09 58.57 17:30:01 4 42.49 0.00 2.12 0.03 0.09 55.27 17:30:01 5 36.45 0.00 1.65 0.06 0.08 61.75 17:30:01 6 34.72 0.00 1.78 0.20 0.08 63.23 17:30:01 7 38.31 0.00 1.46 0.03 0.08 60.12 Average: all 15.43 0.00 0.70 0.06 0.04 83.77 Average: 0 14.59 0.00 0.62 0.03 0.04 84.72 Average: 1 16.18 0.00 0.76 0.03 0.04 82.99 Average: 2 16.60 0.00 0.84 0.10 0.04 82.42 Average: 3 15.91 0.00 0.71 0.10 0.04 83.24 Average: 4 15.71 0.00 0.67 0.02 0.04 83.57 Average: 5 14.58 0.00 0.72 0.09 0.04 84.57 Average: 6 14.69 0.00 0.63 0.04 0.04 84.60 Average: 7 15.21 0.00 0.62 0.06 0.04 84.07