---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-990 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: 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 750 18904 4 12437 30874 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:d1:61:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84491sec preferred_lft 84491sec inet6 fe80::f816:3eff:fed1:6141/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:78:26:a5:81:3a 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::7478:26ff:fea5:813a/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-990) 08/01/26 _x86_64_ (8 CPU) 00:36:48 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 17.07 0.53 15.78 0.75 217.57 6577.90 1409.87 01:00:10 26.34 0.48 25.37 0.48 16.93 18134.56 654.16 Average: 21.67 0.51 20.54 0.62 118.07 12309.28 1035.09 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 24431480 28913228 3394012 10.33 147140 4545880 3529084 10.41 879248 7084020 13744 01:00:10 17777284 28693000 3588568 10.92 215308 10666388 3649880 10.76 2782692 11558472 942920 Average: 21104382 28803114 3491290 10.62 181224 7606134 3589482 10.58 1830970 9321246 478332 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 5.66 5.66 0.54 0.54 0.00 0.00 0.00 0.00 00:50:10 ens3 115.12 82.56 454.63 16.22 0.00 0.00 0.00 0.00 00:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:10 lo 263.64 263.64 257.51 257.51 0.00 0.00 0.00 0.00 01:00:10 ens3 72.37 57.42 358.71 13.27 0.00 0.00 0.00 0.00 01:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 133.60 133.60 127.98 127.98 0.00 0.00 0.00 0.00 Average: ens3 93.92 70.09 407.06 14.76 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-990) 08/01/26 _x86_64_ (8 CPU) 00:36:48 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 38.38 0.00 1.40 0.39 0.08 59.74 00:50:10 0 36.85 0.00 1.24 0.53 0.08 61.30 00:50:10 1 46.74 0.00 1.66 0.10 0.09 51.40 00:50:10 2 39.97 0.00 1.40 0.62 0.08 57.93 00:50:10 3 37.47 0.00 1.39 0.46 0.08 60.60 00:50:10 4 37.22 0.00 1.28 0.23 0.08 61.19 00:50:10 5 38.99 0.00 1.30 0.08 0.08 59.55 00:50:10 6 35.67 0.00 1.45 1.03 0.08 61.76 00:50:10 7 34.15 0.00 1.47 0.09 0.08 64.21 01:00:10 all 19.77 0.00 1.17 0.75 0.06 78.25 01:00:10 0 18.48 0.00 1.28 0.82 0.06 79.36 01:00:10 1 22.66 0.00 1.45 0.51 0.07 75.32 01:00:10 2 23.14 0.00 1.37 0.39 0.06 75.04 01:00:10 3 28.28 0.00 1.29 0.46 0.07 69.90 01:00:10 4 18.09 0.00 0.95 0.41 0.06 80.49 01:00:10 5 17.02 0.00 0.96 0.36 0.06 81.60 01:00:10 6 14.89 0.00 0.87 1.22 0.05 82.97 01:00:10 7 15.63 0.00 1.16 1.85 0.06 81.30 Average: all 29.15 0.00 1.28 0.57 0.07 68.92 Average: 0 27.74 0.00 1.26 0.67 0.07 70.25 Average: 1 34.79 0.00 1.56 0.30 0.08 63.27 Average: 2 31.62 0.00 1.38 0.51 0.07 66.42 Average: 3 32.91 0.00 1.34 0.46 0.08 65.21 Average: 4 27.74 0.00 1.11 0.32 0.07 70.76 Average: 5 28.09 0.00 1.13 0.22 0.07 70.49 Average: 6 25.37 0.00 1.17 1.12 0.07 72.28 Average: 7 24.96 0.00 1.32 0.96 0.07 72.70