---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29738 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: 5599.94 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 922 24840 4 6328 30702 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:a9:99:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81907sec preferred_lft 81907sec inet6 fe80::f816:3eff:fea9:99e0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:bd:55:c3:18:35 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-29738) 06/23/26 _x86_64_ (8 CPU) 07:01:54 LINUX RESTART (8 CPU) 07:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:18 1.13 0.01 1.12 0.00 0.05 12.76 0.15 07:30:00 1.02 0.00 1.02 0.00 0.47 11.42 0.00 07:40:00 1.08 0.00 1.08 0.00 0.00 11.86 0.00 07:50:01 51.11 4.67 43.90 2.55 267.93 5815.07 9403.61 08:00:18 26.51 0.15 23.00 3.36 5.69 2252.40 7241.25 08:10:05 47.02 0.01 28.09 18.92 0.25 3153.18 529500.06 Average: 21.32 0.81 16.42 4.10 45.90 1880.80 89373.82 07:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:18 30220568 31869284 516972 1.57 59876 1926640 1529828 4.51 199472 2144848 276 07:30:00 30220124 31869108 516976 1.57 60164 1926644 1529828 4.51 199716 2146480 8 07:40:00 30219124 31868720 517404 1.57 60548 1926796 1529828 4.51 200148 2147880 204 07:50:01 26166656 29421556 2890920 8.80 143708 3365536 3001524 8.85 623268 5666704 37684 08:00:18 25422752 29181980 3126076 9.51 173500 3796300 3718076 10.96 733644 6249252 87092 08:10:05 24811128 29139084 3164324 9.63 212420 4272932 3740904 11.03 898528 6633792 45464 Average: 27843392 30558289 1788779 5.44 118369 2869141 2508331 7.40 475796 4164826 28455 07:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:20:18 ens3 0.32 0.13 0.08 0.04 0.00 0.00 0.00 0.00 07:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:30:00 ens3 0.22 0.08 0.04 0.02 0.00 0.00 0.00 0.00 07:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 07:40:00 ens3 0.30 0.11 0.07 0.04 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 843.07 843.07 803.08 803.08 0.00 0.00 0.00 0.00 07:50:01 ens3 123.67 91.74 1073.79 16.69 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:18 lo 1342.77 1342.77 1278.17 1278.17 0.00 0.00 0.00 0.00 08:00:18 ens3 24.77 19.83 11.40 6.49 0.00 0.00 0.00 0.00 08:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:05 lo 1639.88 1639.88 1561.38 1561.38 0.00 0.00 0.00 0.00 08:10:05 ens3 24.80 20.46 9.27 7.01 0.00 0.00 0.00 0.00 08:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 639.84 639.84 609.18 609.18 0.00 0.00 0.00 0.00 Average: ens3 29.13 22.15 183.05 5.07 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-29738) 06/23/26 _x86_64_ (8 CPU) 07:01:54 LINUX RESTART (8 CPU) 07:10:14 CPU %user %nice %system %iowait %steal %idle 07:20:18 all 0.05 0.00 0.01 0.00 0.01 99.93 07:20:18 0 0.15 0.00 0.01 0.00 0.00 99.84 07:20:18 1 0.03 0.00 0.02 0.00 0.01 99.95 07:20:18 2 0.15 0.00 0.01 0.00 0.01 99.84 07:20:18 3 0.01 0.00 0.01 0.00 0.01 99.97 07:20:18 4 0.02 0.00 0.04 0.00 0.02 99.92 07:20:18 5 0.02 0.00 0.02 0.00 0.01 99.96 07:20:18 6 0.01 0.00 0.00 0.00 0.00 99.98 07:20:18 7 0.01 0.00 0.01 0.02 0.00 99.96 07:30:00 all 0.01 0.00 0.01 0.00 0.01 99.97 07:30:00 0 0.01 0.00 0.01 0.00 0.00 99.98 07:30:00 1 0.01 0.00 0.01 0.00 0.01 99.98 07:30:00 2 0.01 0.00 0.01 0.00 0.01 99.98 07:30:00 3 0.00 0.00 0.01 0.00 0.01 99.98 07:30:00 4 0.02 0.00 0.02 0.00 0.01 99.96 07:30:00 5 0.01 0.00 0.01 0.00 0.00 99.98 07:30:00 6 0.00 0.00 0.00 0.00 0.00 99.99 07:30:00 7 0.02 0.00 0.02 0.02 0.02 99.93 07:40:00 all 0.03 0.00 0.01 0.00 0.01 99.95 07:40:00 0 0.01 0.00 0.00 0.00 0.00 99.99 07:40:00 1 0.02 0.00 0.02 0.00 0.01 99.95 07:40:00 2 0.01 0.00 0.01 0.00 0.00 99.98 07:40:00 3 0.01 0.00 0.01 0.01 0.01 99.97 07:40:00 4 0.02 0.00 0.03 0.00 0.02 99.93 07:40:00 5 0.00 0.00 0.01 0.00 0.00 99.99 07:40:00 6 0.18 0.00 0.01 0.00 0.01 99.81 07:40:00 7 0.00 0.00 0.00 0.02 0.00 99.97 07:50:01 all 25.26 0.00 1.21 0.18 0.06 73.29 07:50:01 0 26.02 0.00 1.05 0.06 0.06 72.82 07:50:01 1 28.03 0.00 1.31 0.07 0.06 70.53 07:50:01 2 25.11 0.00 1.32 0.08 0.06 73.43 07:50:01 3 29.18 0.00 1.75 0.48 0.07 68.53 07:50:01 4 26.83 0.00 1.20 0.05 0.06 71.85 07:50:01 5 24.21 0.00 1.12 0.09 0.05 74.53 07:50:01 6 22.09 0.00 0.88 0.06 0.05 76.92 07:50:01 7 20.65 0.00 1.05 0.58 0.05 77.66 08:00:18 all 33.46 0.00 1.48 0.14 0.08 64.84 08:00:18 0 32.37 0.00 1.31 0.04 0.07 66.20 08:00:18 1 34.00 0.00 1.67 0.03 0.08 64.23 08:00:18 2 32.55 0.00 1.33 0.04 0.07 66.00 08:00:18 3 35.35 0.00 1.41 0.12 0.08 63.04 08:00:18 4 33.79 0.00 1.28 0.47 0.08 64.37 08:00:18 5 32.82 0.00 1.61 0.14 0.07 65.35 08:00:18 6 33.03 0.00 1.56 0.20 0.07 65.13 08:00:18 7 33.80 0.00 1.67 0.07 0.07 64.38 08:10:05 all 38.24 0.00 1.77 0.13 0.09 59.78 08:10:05 0 39.58 0.00 1.63 0.05 0.09 58.65 08:10:05 1 40.41 0.00 2.09 0.14 0.09 57.26 08:10:05 2 36.96 0.00 1.51 0.12 0.08 61.33 08:10:05 3 42.10 0.00 2.31 0.06 0.09 55.44 08:10:05 4 40.83 0.00 1.62 0.05 0.09 57.41 08:10:05 5 37.65 0.00 1.80 0.09 0.09 60.37 08:10:05 6 33.49 0.00 1.42 0.47 0.08 64.55 08:10:05 7 34.86 0.00 1.78 0.06 0.08 63.21 Average: all 16.21 0.00 0.75 0.08 0.04 82.92 Average: 0 16.38 0.00 0.67 0.03 0.04 82.88 Average: 1 17.11 0.00 0.85 0.04 0.04 81.95 Average: 2 15.84 0.00 0.70 0.04 0.04 83.38 Average: 3 17.80 0.00 0.92 0.11 0.04 81.13 Average: 4 16.95 0.00 0.70 0.10 0.05 82.21 Average: 5 15.81 0.00 0.76 0.05 0.04 83.34 Average: 6 14.87 0.00 0.65 0.12 0.04 84.33 Average: 7 14.94 0.00 0.76 0.13 0.04 84.13