---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-57531 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 770 19030 4 12290 30853 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:79:eb:a0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84416sec preferred_lft 84416sec inet6 fe80::f816:3eff:fe79:eba0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:9c:af:69:65:f1 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::289c:afff:fe69:65f1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-57531) 09/23/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.02 0.51 17.97 0.54 18.73 15437.66 330.19 00:30:23 42.37 1.89 24.62 15.86 307.58 9666.71 468074.51 Average: 30.92 1.22 21.36 8.35 165.98 12495.71 238779.52 00:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 17713464 26549028 5740296 17.47 189600 8697740 5814580 17.15 2088100 12387600 228 00:30:23 19697952 31598848 673948 2.05 229300 11587240 1341096 3.95 3080032 9245460 364 Average: 18705708 29073938 3207122 9.76 209450 10142490 3577838 10.55 2584066 10816530 296 00:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 263.81 263.81 257.45 257.45 0.00 0.00 0.00 0.00 00:20:01 ens3 65.64 56.37 327.21 13.76 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 00:30:23 lo 10.02 10.02 1.18 1.18 0.00 0.00 0.00 0.00 00:30:23 ens3 152.12 170.88 227.71 2586.59 0.00 0.00 0.00 0.00 00:30:23 docker0 95.65 83.63 1337.54 10.54 0.00 0.00 0.00 0.00 Average: lo 134.43 134.43 126.80 126.80 0.00 0.00 0.00 0.00 Average: ens3 109.72 114.75 276.49 1325.35 0.00 0.00 0.00 0.00 Average: docker0 48.76 42.63 681.86 5.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-57531) 09/23/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:03 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.50 0.00 1.75 0.11 0.02 68.61 00:20:01 0 34.41 0.00 2.09 0.14 0.03 63.33 00:20:01 1 27.20 0.00 1.82 0.14 0.02 70.83 00:20:01 2 26.96 0.00 1.65 0.01 0.02 71.36 00:20:01 3 33.09 0.00 1.97 0.06 0.02 64.86 00:20:01 4 30.02 0.00 1.74 0.11 0.02 68.12 00:20:01 5 28.45 0.00 1.37 0.10 0.02 70.06 00:20:01 6 27.08 0.00 1.72 0.32 0.02 70.87 00:20:01 7 28.83 0.00 1.64 0.04 0.02 69.47 00:30:23 all 8.75 0.00 1.14 0.16 0.01 89.94 00:30:23 0 10.40 0.00 1.93 0.05 0.01 87.60 00:30:23 1 15.93 0.00 1.75 0.37 0.02 81.94 00:30:23 2 6.24 0.00 0.79 0.12 0.01 92.85 00:30:23 3 6.94 0.00 0.83 0.03 0.01 92.19 00:30:23 4 5.01 0.00 0.52 0.06 0.00 94.41 00:30:23 5 6.18 0.00 0.86 0.06 0.01 92.89 00:30:23 6 4.02 0.00 0.56 0.44 0.00 94.97 00:30:23 7 15.30 0.00 1.88 0.18 0.02 82.63 Average: all 18.92 0.00 1.44 0.14 0.01 79.49 Average: 0 22.16 0.00 2.01 0.10 0.02 75.72 Average: 1 21.45 0.00 1.78 0.26 0.02 76.49 Average: 2 16.40 0.00 1.21 0.07 0.01 82.32 Average: 3 19.75 0.00 1.39 0.05 0.02 78.80 Average: 4 17.23 0.00 1.12 0.08 0.01 81.56 Average: 5 17.09 0.00 1.11 0.08 0.01 81.71 Average: 6 15.32 0.00 1.13 0.38 0.01 83.16 Average: 7 21.93 0.00 1.76 0.11 0.02 76.18