---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-39208 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 753 19023 4 12316 30871 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:6c:cb:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84576sec preferred_lft 84576sec inet6 fe80::f816:3eff:fe6c:cb68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:a5:d5:b5:51:f0 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::84a5:d5ff:feb5:51f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-39208) 07/27/26 _x86_64_ (8 CPU) 00:36:10 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 27.14 0.25 11.41 15.48 9.38 5250.37 507261.64 01:00:01 55.07 2.18 51.78 1.11 320.54 24716.67 2938.31 Average: 41.11 1.21 31.59 8.30 164.96 14983.44 255102.08 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 23908536 28302336 4005812 12.19 146176 4458896 3959540 11.68 832652 7660436 164 01:00:01 19711084 31627076 647524 1.97 227660 11602512 1455204 4.29 3104212 9221308 444 Average: 21809810 29964706 2326668 7.08 186918 8030704 2707372 7.98 1968432 8440872 304 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.67 5.67 0.54 0.54 0.00 0.00 0.00 0.00 00:50:00 ens3 57.06 43.92 211.84 12.05 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 224.71 224.71 219.89 219.89 0.00 0.00 0.00 0.00 01:00:01 ens3 79.83 65.86 543.04 107.55 0.00 0.00 0.00 0.00 01:00:01 docker0 9.67 8.08 93.80 1.55 0.00 0.00 0.00 0.00 01:00:01 veth00a3127 9.66 8.09 93.94 1.55 0.00 0.00 0.00 0.01 Average: lo 115.19 115.19 110.21 110.21 0.00 0.00 0.00 0.00 Average: ens3 68.44 54.89 377.44 59.80 0.00 0.00 0.00 0.00 Average: docker0 4.83 4.04 46.90 0.77 0.00 0.00 0.00 0.00 Average: veth00a3127 4.83 4.04 46.97 0.78 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-39208) 07/27/26 _x86_64_ (8 CPU) 00:36:10 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 37.91 0.00 1.34 0.06 0.07 60.61 00:50:00 0 31.26 0.00 1.25 0.01 0.07 67.40 00:50:00 1 42.02 0.00 1.26 0.01 0.07 56.64 00:50:00 2 44.64 0.00 1.49 0.03 0.07 53.77 00:50:00 3 41.80 0.00 1.70 0.05 0.07 56.37 00:50:00 4 39.76 0.00 1.24 0.03 0.07 58.90 00:50:00 5 34.72 0.00 1.49 0.12 0.08 63.59 00:50:00 6 32.26 0.00 1.08 0.20 0.06 66.39 00:50:00 7 36.84 0.00 1.23 0.07 0.07 61.79 01:00:01 all 16.59 0.00 1.35 0.24 0.05 81.76 01:00:01 0 17.51 0.00 1.39 0.45 0.06 80.60 01:00:01 1 19.63 0.00 1.65 0.11 0.05 78.56 01:00:01 2 16.30 0.00 1.04 0.04 0.05 82.58 01:00:01 3 17.27 0.00 1.37 0.47 0.05 80.84 01:00:01 4 15.50 0.00 1.48 0.16 0.06 82.81 01:00:01 5 14.08 0.00 1.24 0.12 0.05 84.51 01:00:01 6 13.94 0.00 1.24 0.50 0.05 84.27 01:00:01 7 18.47 0.00 1.42 0.12 0.06 79.94 Average: all 27.25 0.00 1.35 0.15 0.06 71.18 Average: 0 24.38 0.00 1.32 0.23 0.07 74.00 Average: 1 30.83 0.00 1.45 0.06 0.06 67.60 Average: 2 30.48 0.00 1.27 0.03 0.06 68.16 Average: 3 29.54 0.00 1.53 0.26 0.06 68.61 Average: 4 27.63 0.00 1.36 0.09 0.06 70.85 Average: 5 24.40 0.00 1.36 0.12 0.06 74.06 Average: 6 23.10 0.00 1.16 0.35 0.06 75.33 Average: 7 27.65 0.00 1.33 0.10 0.07 70.86