---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29248 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 734 18976 4 12381 30889 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:33:52:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84576sec preferred_lft 84576sec inet6 fe80::f816:3eff:fe33:522a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:0c:19:bb:55:f6 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::b80c:19ff:febb:55f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29248) 06/22/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 22.48 0.50 21.44 0.54 17.72 15451.18 381.35 00:30:09 33.29 2.01 30.13 1.15 308.30 10564.87 4060.42 Average: 27.95 1.26 25.84 0.85 164.78 12978.26 2243.30 00:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18991756 27940984 4347656 13.23 192000 8808244 4593948 13.55 2216636 10983140 384 00:30:09 19449752 31647556 623200 1.90 232388 11866896 1302932 3.84 3225664 9355180 12660 Average: 19220754 29794270 2485428 7.56 212194 10337570 2948440 8.69 2721150 10169160 6522 00:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 257.45 257.45 250.71 250.71 0.00 0.00 0.00 0.00 00:20:01 ens3 60.58 52.72 324.04 13.44 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:09 lo 15.73 15.73 1.78 1.78 0.00 0.00 0.00 0.00 00:30:09 ens3 205.70 209.48 516.54 2724.61 0.00 0.00 0.00 0.00 00:30:09 docker0 82.65 78.45 1360.02 10.33 0.00 0.00 0.00 0.00 Average: lo 135.12 135.12 124.73 124.73 0.00 0.00 0.00 0.00 Average: ens3 134.03 132.05 421.46 1385.54 0.00 0.00 0.00 0.00 Average: docker0 41.83 39.70 688.30 5.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-29248) 06/22/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:09 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.27 0.00 1.25 0.10 0.06 71.32 00:20:01 0 19.81 0.00 1.01 0.03 0.06 79.08 00:20:01 1 29.58 0.00 1.26 0.04 0.07 69.06 00:20:01 2 30.95 0.00 1.61 0.14 0.06 67.23 00:20:01 3 25.61 0.00 1.26 0.28 0.06 72.78 00:20:01 4 27.27 0.00 1.13 0.05 0.06 71.49 00:20:01 5 29.41 0.00 0.97 0.05 0.06 69.50 00:20:01 6 31.64 0.00 1.56 0.01 0.06 66.73 00:20:01 7 23.88 0.00 1.18 0.21 0.06 74.68 00:30:09 all 11.59 0.00 1.04 0.11 0.04 87.22 00:30:09 0 14.18 0.00 1.50 0.30 0.04 83.98 00:30:09 1 8.79 0.00 1.51 0.06 0.04 89.60 00:30:09 2 20.17 0.00 1.61 0.20 0.05 77.97 00:30:09 3 13.65 0.00 0.84 0.09 0.04 85.38 00:30:09 4 8.89 0.00 0.83 0.02 0.03 90.23 00:30:09 5 8.26 0.00 0.60 0.08 0.03 91.02 00:30:09 6 12.37 0.00 0.84 0.04 0.04 86.70 00:30:09 7 6.41 0.00 0.61 0.07 0.04 92.87 Average: all 19.33 0.00 1.14 0.10 0.05 79.37 Average: 0 16.96 0.00 1.26 0.17 0.05 81.56 Average: 1 19.05 0.00 1.38 0.05 0.05 79.47 Average: 2 25.49 0.00 1.61 0.17 0.05 72.67 Average: 3 19.55 0.00 1.05 0.19 0.05 79.17 Average: 4 17.96 0.00 0.98 0.04 0.05 80.98 Average: 5 18.70 0.00 0.78 0.07 0.05 80.40 Average: 6 21.88 0.00 1.20 0.03 0.05 76.85 Average: 7 15.03 0.00 0.89 0.14 0.05 83.90