---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36003 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 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 760 19003 4 12328 30864 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:11:de:b8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84529sec preferred_lft 84529sec inet6 fe80::f816:3eff:fe11:deb8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:99:02:e5:08:07 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::4c99:2ff:fee5:807/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-36003) 08/12/26 _x86_64_ (8 CPU) 00:36:45 LINUX RESTART (8 CPU) 00:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:13 13.32 0.27 12.45 0.60 10.77 5670.87 692.95 01:00:01 31.49 0.54 30.46 0.49 23.52 21651.80 1427.40 Average: 22.31 0.41 21.36 0.54 17.08 13576.47 1056.27 00:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:13 24660296 29062200 3246468 9.88 145832 4467784 3578848 10.55 822712 6925368 868 01:00:01 20405896 31751832 529480 1.61 215592 11078524 1132068 3.34 2956504 8744820 514432 Average: 22533096 30407016 1887974 5.75 180712 7773154 2355458 6.95 1889608 7835094 257650 00:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:13 lo 5.74 5.74 0.55 0.55 0.00 0.00 0.00 0.00 00:50:13 ens3 66.61 52.77 304.71 13.83 0.00 0.00 0.00 0.00 00:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 232.48 232.48 227.41 227.41 0.00 0.00 0.00 0.00 01:00:01 ens3 67.32 57.07 368.94 13.18 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 117.91 117.91 112.77 112.77 0.00 0.00 0.00 0.00 Average: ens3 66.96 54.90 336.49 13.51 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-36003) 08/12/26 _x86_64_ (8 CPU) 00:36:45 LINUX RESTART (8 CPU) 00:40:13 CPU %user %nice %system %iowait %steal %idle 00:50:13 all 39.22 0.00 1.40 0.07 0.09 59.23 00:50:13 0 38.71 0.00 1.36 0.01 0.09 59.83 00:50:13 1 39.79 0.00 1.35 0.03 0.08 58.74 00:50:13 2 35.88 0.00 1.38 0.02 0.09 62.64 00:50:13 3 38.15 0.00 1.26 0.02 0.09 60.49 00:50:13 4 44.25 0.00 1.55 0.12 0.09 53.99 00:50:13 5 39.77 0.00 1.50 0.02 0.09 58.63 00:50:13 6 39.59 0.00 1.25 0.24 0.09 58.83 00:50:13 7 37.60 0.00 1.57 0.10 0.09 60.65 01:00:01 all 18.92 0.00 1.30 0.32 0.06 79.40 01:00:01 0 22.35 0.00 1.17 0.02 0.07 76.39 01:00:01 1 16.44 0.00 1.39 0.21 0.08 81.88 01:00:01 2 17.13 0.00 1.28 0.23 0.07 81.28 01:00:01 3 19.89 0.00 1.30 0.71 0.06 78.04 01:00:01 4 20.17 0.00 1.50 0.16 0.07 78.11 01:00:01 5 19.19 0.00 1.36 0.10 0.06 79.29 01:00:01 6 17.40 0.00 1.05 0.26 0.06 81.23 01:00:01 7 18.76 0.00 1.31 0.87 0.06 79.00 Average: all 29.18 0.00 1.35 0.19 0.07 69.21 Average: 0 30.62 0.00 1.27 0.01 0.08 68.02 Average: 1 28.24 0.00 1.37 0.12 0.08 70.19 Average: 2 26.61 0.00 1.33 0.12 0.08 71.86 Average: 3 29.12 0.00 1.28 0.36 0.07 69.17 Average: 4 32.33 0.00 1.53 0.14 0.08 65.92 Average: 5 29.59 0.00 1.43 0.06 0.07 68.85 Average: 6 28.62 0.00 1.15 0.25 0.07 69.91 Average: 7 28.28 0.00 1.44 0.48 0.07 69.73