---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39201 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 777 19180 4 12133 30846 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:31:25:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84838sec preferred_lft 84838sec inet6 fe80::f816:3eff:fe31:25dd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:5c:12:ee:1b:db 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::6c5c:12ff:feee:1bdb/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-39201) 08/21/26 _x86_64_ (8 CPU) 00:36:46 LINUX RESTART (8 CPU) 00:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:15 12.14 0.27 11.29 0.58 11.96 5204.16 1186.56 01:00:15 27.30 0.50 26.32 0.47 17.11 20161.25 851.92 Average: 19.71 0.39 18.79 0.53 14.53 12671.38 1019.49 00:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:15 24457680 28862096 3446752 10.49 145668 4470268 3479336 10.26 822796 7120264 17944 01:00:15 16930388 28261692 4019704 12.23 215136 11065220 3897636 11.49 2859968 12313748 825504 Average: 20694034 28561894 3733228 11.36 180402 7767744 3688486 10.88 1841382 9717006 421724 00:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:15 lo 5.70 5.70 0.55 0.55 0.00 0.00 0.00 0.00 00:50:15 ens3 72.36 55.88 304.30 14.19 0.00 0.00 0.00 0.00 00:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:15 lo 227.78 227.78 223.49 223.49 0.00 0.00 0.00 0.00 01:00:15 ens3 61.25 52.04 357.98 12.92 0.00 0.00 0.00 0.00 01:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 116.57 116.57 111.85 111.85 0.00 0.00 0.00 0.00 Average: ens3 66.81 53.97 331.10 13.56 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-39201) 08/21/26 _x86_64_ (8 CPU) 00:36:46 LINUX RESTART (8 CPU) 00:40:13 CPU %user %nice %system %iowait %steal %idle 00:50:15 all 40.56 0.00 1.48 0.04 0.10 57.82 00:50:15 0 36.01 0.00 1.66 0.09 0.10 62.15 00:50:15 1 42.14 0.00 1.47 0.02 0.10 56.26 00:50:15 2 39.77 0.00 1.52 0.04 0.11 58.57 00:50:15 3 39.66 0.00 1.34 0.04 0.10 58.86 00:50:15 4 47.09 0.00 1.61 0.05 0.11 51.14 00:50:15 5 39.00 0.00 1.33 0.03 0.10 59.54 00:50:15 6 38.43 0.00 1.59 0.04 0.10 59.84 00:50:15 7 42.37 0.00 1.31 0.02 0.10 56.19 01:00:15 all 17.96 0.00 1.28 0.45 0.26 80.04 01:00:15 0 16.49 0.00 1.15 0.17 0.24 81.96 01:00:15 1 16.05 0.00 1.61 0.12 0.34 81.88 01:00:15 2 14.74 0.00 1.24 0.32 0.21 83.49 01:00:15 3 25.36 0.00 1.65 0.21 0.23 72.54 01:00:15 4 19.98 0.00 1.39 0.20 0.16 78.27 01:00:15 5 20.44 0.00 1.15 0.64 0.53 77.24 01:00:15 6 15.21 0.00 1.15 1.24 0.12 82.28 01:00:15 7 15.44 0.00 0.92 0.65 0.29 82.71 Average: all 29.29 0.00 1.38 0.24 0.18 68.90 Average: 0 26.28 0.00 1.40 0.13 0.17 72.02 Average: 1 29.17 0.00 1.54 0.07 0.22 68.99 Average: 2 27.28 0.00 1.38 0.18 0.16 71.00 Average: 3 32.52 0.00 1.49 0.13 0.17 65.69 Average: 4 33.56 0.00 1.50 0.12 0.13 64.68 Average: 5 29.75 0.00 1.24 0.34 0.31 68.36 Average: 6 26.84 0.00 1.37 0.64 0.11 71.04 Average: 7 28.93 0.00 1.11 0.33 0.20 69.42