---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13058 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 17G 138G 11% / 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 754 19322 4 12015 30870 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:9b:d7:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84497sec preferred_lft 84497sec inet6 fe80::f816:3eff:fe9b:d7bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:0c:6a:d0:0b:cb 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::bc0c:6aff:fed0:bcb/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-13058) 05/13/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:10 14.37 0.46 13.20 0.71 215.85 5364.70 1607.65 01:00:01 47.00 2.00 43.78 1.22 293.23 23505.45 2986.30 Average: 30.55 1.23 28.36 0.96 254.22 14359.90 2291.26 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:10 24226488 28599236 3708536 11.28 145164 4446440 3887924 11.47 878908 7306996 64 01:00:01 20156292 31635924 638844 1.94 224052 11189616 1408860 4.15 3050148 8839956 9240 Average: 22191390 30117580 2173690 6.61 184608 7818028 2648392 7.81 1964528 8073476 4652 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:10 lo 5.62 5.62 0.54 0.54 0.00 0.00 0.00 0.00 00:50:10 ens3 62.53 45.34 291.67 12.61 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 01:00:01 lo 4578.55 4578.55 4374.24 4374.24 0.00 0.00 0.00 0.00 01:00:01 ens3 74.86 53.72 619.87 13.15 0.00 0.00 0.00 0.00 01:00:01 docker0 5.65 6.89 0.35 153.69 0.00 0.00 0.00 0.00 Average: lo 2273.14 2273.14 2169.27 2169.27 0.00 0.00 0.00 0.00 Average: ens3 68.65 49.49 454.41 12.88 0.00 0.00 0.00 0.00 Average: docker0 2.80 3.42 0.17 76.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-13058) 05/13/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:10 all 39.55 0.00 1.28 0.05 0.08 59.03 00:50:10 0 37.88 0.00 1.22 0.00 0.09 60.80 00:50:10 1 39.78 0.00 1.53 0.03 0.08 58.58 00:50:10 2 41.97 0.00 1.30 0.16 0.09 56.49 00:50:10 3 36.80 0.00 1.37 0.01 0.08 61.74 00:50:10 4 41.86 0.00 1.20 0.02 0.08 56.83 00:50:10 5 43.31 0.00 1.29 0.01 0.09 55.31 00:50:10 6 41.04 0.00 1.18 0.07 0.08 57.63 00:50:10 7 33.82 0.00 1.17 0.07 0.07 64.86 01:00:01 all 19.79 0.00 2.20 0.25 0.06 77.70 01:00:01 0 13.91 0.00 1.04 0.25 0.06 84.74 01:00:01 1 34.61 0.00 4.98 0.41 0.07 59.92 01:00:01 2 19.43 0.00 3.06 0.11 0.06 77.34 01:00:01 3 20.12 0.00 1.64 0.19 0.06 77.99 01:00:01 4 19.95 0.00 2.25 0.48 0.06 77.26 01:00:01 5 14.33 0.00 1.10 0.25 0.06 84.27 01:00:01 6 20.72 0.00 2.58 0.19 0.07 76.45 01:00:01 7 15.38 0.00 0.97 0.11 0.04 83.50 Average: all 29.78 0.00 1.74 0.15 0.07 68.27 Average: 0 25.99 0.00 1.13 0.13 0.07 72.68 Average: 1 37.23 0.00 3.23 0.22 0.08 59.24 Average: 2 30.83 0.00 2.17 0.13 0.07 66.79 Average: 3 28.54 0.00 1.50 0.10 0.07 69.79 Average: 4 31.03 0.00 1.72 0.25 0.07 66.94 Average: 5 28.95 0.00 1.19 0.13 0.07 69.65 Average: 6 30.99 0.00 1.87 0.13 0.08 66.94 Average: 7 24.70 0.00 1.07 0.09 0.06 74.08