---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-300049 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 765 19173 4 12152 30858 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:26:cf:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84478sec preferred_lft 84478sec inet6 fe80::f816:3eff:fe26:cf8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:a4:0d:19:9b:8b 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::e4a4:dff:fe19:9b8b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-300049) 03/09/26 _x86_64_ (8 CPU) 00:34:25 LINUX RESTART (8 CPU) 00:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:12 7.90 0.07 7.38 0.46 2.60 2593.64 145.45 01:00:12 41.46 2.37 38.10 1.00 364.51 23834.85 1690.60 Average: 24.68 1.22 22.74 0.73 183.55 13214.25 918.03 00:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:12 23696184 28789520 3516460 10.70 159732 5117524 3309652 9.76 1138208 7507564 667668 01:00:12 19880184 31633700 641372 1.95 221292 11463020 1405288 4.14 3171828 9004812 288 Average: 21788184 30211610 2078916 6.33 190512 8290272 2357470 6.95 2155018 8256188 333978 00:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:12 lo 1.79 1.79 0.17 0.17 0.00 0.00 0.00 0.00 00:50:12 ens3 53.39 43.91 234.94 11.90 0.00 0.00 0.00 0.00 00:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:12 lo 4334.33 4334.33 4141.04 4141.04 0.00 0.00 0.00 0.00 01:00:12 ens3 114.77 98.30 337.12 1236.85 0.00 0.00 0.00 0.00 01:00:12 docker0 67.26 71.81 1227.40 67.93 0.00 0.00 0.00 0.00 01:00:12 veth331d440 64.81 68.68 1228.14 7.02 0.00 0.00 0.00 0.10 Average: lo 2168.06 2168.06 2070.60 2070.60 0.00 0.00 0.00 0.00 Average: ens3 84.08 71.11 286.03 624.38 0.00 0.00 0.00 0.00 Average: docker0 33.63 35.90 613.70 33.96 0.00 0.00 0.00 0.00 Average: veth331d440 32.40 34.34 614.07 3.51 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-300049) 03/09/26 _x86_64_ (8 CPU) 00:34:25 LINUX RESTART (8 CPU) 00:40:12 CPU %user %nice %system %iowait %steal %idle 00:50:12 all 35.54 0.00 1.38 0.04 0.09 62.95 00:50:12 0 33.36 0.00 1.35 0.09 0.08 65.12 00:50:12 1 38.67 0.00 1.57 0.04 0.09 59.63 00:50:12 2 35.76 0.00 1.44 0.02 0.08 62.70 00:50:12 3 37.75 0.00 1.41 0.02 0.09 60.73 00:50:12 4 42.40 0.00 1.41 0.04 0.09 56.07 00:50:12 5 31.42 0.00 1.25 0.09 0.08 67.16 00:50:12 6 36.93 0.00 1.49 0.01 0.09 61.48 00:50:12 7 28.06 0.00 1.14 0.01 0.08 70.71 01:00:12 all 15.31 0.00 2.05 0.37 0.05 82.22 01:00:12 0 12.20 0.00 1.54 0.45 0.05 85.76 01:00:12 1 20.98 0.00 3.76 0.58 0.06 74.62 01:00:12 2 13.44 0.00 2.49 0.29 0.05 83.73 01:00:12 3 17.24 0.00 2.06 0.23 0.05 80.42 01:00:12 4 12.95 0.00 1.25 0.38 0.04 85.38 01:00:12 5 21.12 0.00 3.20 0.59 0.06 75.03 01:00:12 6 15.99 0.00 1.31 0.20 0.05 82.46 01:00:12 7 8.66 0.00 0.79 0.22 0.04 90.30 Average: all 25.44 0.00 1.71 0.20 0.07 72.58 Average: 0 22.79 0.00 1.44 0.27 0.06 75.43 Average: 1 29.83 0.00 2.66 0.31 0.08 67.12 Average: 2 24.61 0.00 1.96 0.16 0.07 73.20 Average: 3 27.51 0.00 1.73 0.13 0.07 70.56 Average: 4 27.66 0.00 1.33 0.21 0.07 70.73 Average: 5 26.29 0.00 2.22 0.34 0.07 71.08 Average: 6 26.45 0.00 1.40 0.11 0.07 71.97 Average: 7 18.37 0.00 0.97 0.11 0.06 80.49