---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-431 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 17G 139G 11% / 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 767 19584 4 11740 30857 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:05:c9:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84588sec preferred_lft 84588sec inet6 fe80::f816:3eff:fe05:c988/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:31:cf:84:23:d5 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::1831:cfff:fe84:23d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-431) 07/30/26 _x86_64_ (8 CPU) 00:23:14 LINUX RESTART (8 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 15.64 0.29 14.92 0.42 11.66 8301.15 60.01 00:50:05 41.10 2.06 37.74 1.29 321.36 16359.38 2616.84 Average: 28.44 1.18 26.40 0.86 167.43 12354.29 1346.05 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 21871876 28866260 3432016 10.44 169112 6945256 3396536 10.02 1789404 8634500 536668 00:50:05 20288224 31629140 646548 1.97 228436 11041832 1321168 3.90 2952536 8826408 3624 Average: 21080050 30247700 2039282 6.21 198774 8993544 2358852 6.96 2370970 8730454 270146 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.74 1.74 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 61.34 50.87 237.57 14.02 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:05 lo 198.00 198.00 194.25 194.25 0.00 0.00 0.00 0.00 00:50:05 ens3 125.82 110.78 340.00 1353.93 0.00 0.00 0.00 0.00 00:50:05 docker0 81.38 83.99 1339.16 10.81 0.00 0.00 0.00 0.00 Average: lo 100.46 100.46 97.79 97.79 0.00 0.00 0.00 0.00 Average: ens3 93.77 81.00 289.09 687.97 0.00 0.00 0.00 0.00 Average: docker0 40.93 42.25 673.57 5.44 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-431) 07/30/26 _x86_64_ (8 CPU) 00:23:14 LINUX RESTART (8 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.91 0.00 1.34 0.13 0.07 64.54 00:40:01 0 26.65 0.00 1.06 0.09 0.07 72.13 00:40:01 1 39.71 0.00 1.67 0.01 0.08 58.53 00:40:01 2 38.11 0.00 1.52 0.10 0.08 60.18 00:40:01 3 41.63 0.00 1.29 0.09 0.08 56.91 00:40:01 4 27.55 0.00 1.36 0.05 0.06 70.98 00:40:01 5 30.31 0.00 1.19 0.02 0.08 68.40 00:40:01 6 37.57 0.00 1.48 0.01 0.07 60.87 00:40:01 7 29.81 0.00 1.14 0.66 0.07 68.32 00:50:05 all 11.54 0.00 1.14 0.26 0.05 87.02 00:50:05 0 11.68 0.00 1.38 0.32 0.06 86.57 00:50:05 1 12.21 0.00 1.42 0.71 0.05 85.60 00:50:05 2 12.04 0.00 1.21 0.12 0.05 86.57 00:50:05 3 9.02 0.00 0.83 0.06 0.06 90.03 00:50:05 4 10.77 0.00 0.72 0.06 0.04 88.41 00:50:05 5 9.45 0.00 0.60 0.13 0.04 89.79 00:50:05 6 10.46 0.00 0.84 0.04 0.04 88.63 00:50:05 7 16.68 0.00 2.10 0.61 0.05 80.54 Average: all 22.66 0.00 1.24 0.19 0.06 75.85 Average: 0 19.13 0.00 1.22 0.20 0.07 79.38 Average: 1 25.87 0.00 1.55 0.36 0.06 72.16 Average: 2 25.00 0.00 1.37 0.11 0.07 73.45 Average: 3 25.23 0.00 1.06 0.07 0.07 73.57 Average: 4 19.12 0.00 1.04 0.05 0.05 79.74 Average: 5 19.82 0.00 0.89 0.08 0.06 79.15 Average: 6 23.93 0.00 1.16 0.02 0.06 74.83 Average: 7 23.21 0.00 1.63 0.63 0.06 74.47