---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36177 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 18G 138G 12% / 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 742 19162 4 12187 30881 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:17:f5:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84506sec preferred_lft 84506sec inet6 fe80::f816:3eff:fe17:f52f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:0e:ce:ec:63:40 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 inet6 fe80::740e:ceff:feec:6340/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36177) 07/16/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.73 0.51 22.65 0.58 18.08 15745.00 1220.02 00:30:21 45.77 1.81 27.98 15.98 299.75 9777.19 469582.90 Average: 35.10 1.18 25.40 8.53 163.46 12664.71 242965.62 00:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18863836 27605680 4684284 14.25 189572 8605632 4884892 14.40 2078716 11268356 592 00:30:21 19084548 30957460 1315204 4.00 229108 11556376 1985744 5.86 3078540 9887892 54108 Average: 18974192 29281570 2999744 9.13 209340 10081004 3435318 10.13 2578628 10578124 27350 00:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 243.35 243.35 238.48 238.48 0.00 0.00 0.00 0.00 00:20:01 ens3 64.40 53.20 329.78 13.26 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:21 lo 15.38 15.38 1.71 1.71 0.00 0.00 0.00 0.00 00:30:21 ens3 178.03 186.99 347.58 2663.84 0.00 0.00 0.00 0.00 00:30:21 docker0 83.50 82.26 1331.08 10.47 0.00 0.00 0.00 0.00 Average: lo 125.68 125.68 116.27 116.27 0.00 0.00 0.00 0.00 Average: ens3 123.05 122.25 338.97 1381.36 0.00 0.00 0.00 0.00 Average: docker0 43.10 42.46 687.04 5.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36177) 07/16/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:19 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.22 0.00 1.32 0.26 0.07 70.12 00:20:01 0 26.39 0.00 1.30 0.14 0.07 72.10 00:20:01 1 32.90 0.00 1.46 0.16 0.07 65.42 00:20:01 2 26.44 0.00 1.26 0.05 0.07 72.17 00:20:01 3 29.86 0.00 1.42 0.44 0.07 68.21 00:20:01 4 24.23 0.00 1.16 0.20 0.07 74.34 00:20:01 5 32.23 0.00 1.58 0.46 0.07 65.67 00:20:01 6 27.43 0.00 1.36 0.53 0.07 70.61 00:20:01 7 26.29 0.00 1.05 0.15 0.07 72.44 00:30:21 all 10.80 0.00 0.99 0.24 0.04 87.92 00:30:21 0 15.54 0.00 0.63 0.16 0.05 83.62 00:30:21 1 15.13 0.00 1.81 0.04 0.05 82.97 00:30:21 2 17.82 0.00 1.56 0.12 0.05 80.45 00:30:21 3 11.20 0.00 1.29 0.35 0.04 87.12 00:30:21 4 7.59 0.00 0.81 0.11 0.04 91.45 00:30:21 5 5.39 0.00 0.59 0.52 0.04 93.45 00:30:21 6 8.98 0.00 0.69 0.10 0.04 90.19 00:30:21 7 4.69 0.00 0.57 0.53 0.03 94.17 Average: all 19.22 0.00 1.15 0.25 0.06 79.31 Average: 0 20.79 0.00 0.96 0.15 0.06 78.05 Average: 1 23.73 0.00 1.64 0.10 0.06 74.48 Average: 2 21.98 0.00 1.41 0.09 0.06 76.45 Average: 3 20.22 0.00 1.35 0.39 0.05 77.98 Average: 4 15.64 0.00 0.98 0.15 0.05 83.18 Average: 5 18.37 0.00 1.07 0.49 0.05 80.02 Average: 6 17.91 0.00 1.02 0.31 0.05 80.71 Average: 7 15.15 0.00 0.80 0.35 0.05 83.65