---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19285 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: 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 11G 145G 7% / 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 721 26731 4 4639 30902 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:33:5d:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.154/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84030sec preferred_lft 84030sec inet6 fe80::f816:3eff:fe33:5dad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:61:35:7f:3a:63 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19285) 05/23/26 _x86_64_ (8 CPU) 08:22:09 LINUX RESTART (8 CPU) 08:30:49 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:14 1.61 0.01 1.61 0.00 0.04 17.42 0.14 08:50:20 1.49 0.00 1.49 0.00 0.00 16.17 0.00 09:00:43 52.19 4.57 45.33 2.29 265.30 9110.82 5064.76 Average: 19.14 1.59 16.75 0.80 92.15 3175.16 1759.05 08:30:49 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:14 30218156 31866580 519796 1.58 60228 1926288 1515224 4.47 199668 2137548 12 08:50:20 30218476 31867504 518796 1.58 60820 1926292 1515224 4.47 200244 2137232 128 09:00:43 24424500 28681396 3627704 11.04 138564 4356656 3932636 11.60 753232 7232724 568 Average: 28287044 30805160 1555432 4.73 86537 2736412 2321028 6.84 384381 3835835 236 08:30:49 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:14 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 08:40:14 ens3 0.30 0.13 0.08 0.04 0.00 0.00 0.00 0.00 08:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:50:20 ens3 0.18 0.07 0.04 0.02 0.00 0.00 0.00 0.00 08:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:43 lo 629.17 629.17 605.29 605.29 0.00 0.00 0.00 0.00 09:00:43 ens3 120.98 90.57 1290.05 18.03 0.00 0.00 0.00 0.00 09:00:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 218.58 218.58 210.22 210.22 0.00 0.00 0.00 0.00 Average: ens3 42.17 31.52 448.08 6.28 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-19285) 05/23/26 _x86_64_ (8 CPU) 08:22:09 LINUX RESTART (8 CPU) 08:30:49 CPU %user %nice %system %iowait %steal %idle 08:40:14 all 0.13 0.00 0.01 0.01 0.01 99.84 08:40:14 0 0.01 0.00 0.01 0.00 0.00 99.99 08:40:14 1 0.01 0.00 0.01 0.04 0.01 99.93 08:40:14 2 0.97 0.00 0.04 0.01 0.02 98.98 08:40:14 3 0.02 0.00 0.02 0.01 0.01 99.94 08:40:14 4 0.01 0.00 0.01 0.00 0.01 99.96 08:40:14 5 0.02 0.00 0.01 0.02 0.01 99.94 08:40:14 6 0.01 0.00 0.00 0.00 0.00 99.99 08:40:14 7 0.02 0.00 0.01 0.00 0.00 99.97 08:50:20 all 0.03 0.00 0.01 0.01 0.01 99.94 08:50:20 0 0.02 0.00 0.02 0.00 0.01 99.94 08:50:20 1 0.02 0.00 0.01 0.00 0.00 99.96 08:50:20 2 0.13 0.00 0.01 0.04 0.01 99.81 08:50:20 3 0.02 0.00 0.03 0.00 0.01 99.94 08:50:20 4 0.01 0.00 0.01 0.00 0.00 99.98 08:50:20 5 0.03 0.00 0.02 0.01 0.01 99.93 08:50:20 6 0.01 0.00 0.01 0.00 0.00 99.97 08:50:20 7 0.01 0.00 0.01 0.00 0.00 99.98 09:00:43 all 21.23 0.00 0.98 0.22 0.06 77.51 09:00:43 0 17.95 0.00 1.00 0.07 0.05 80.92 09:00:43 1 24.59 0.00 1.16 0.09 0.06 74.10 09:00:43 2 20.34 0.00 1.10 0.40 0.05 78.11 09:00:43 3 18.69 0.00 1.10 0.50 0.05 79.65 09:00:43 4 25.64 0.00 1.07 0.17 0.06 73.06 09:00:43 5 20.23 0.00 0.94 0.25 0.06 78.52 09:00:43 6 19.94 0.00 0.72 0.06 0.05 79.23 09:00:43 7 22.46 0.00 0.76 0.24 0.05 76.48 Average: all 7.42 0.00 0.35 0.08 0.02 92.13 Average: 0 6.25 0.00 0.36 0.02 0.02 93.35 Average: 1 8.55 0.00 0.41 0.04 0.02 90.98 Average: 2 7.40 0.00 0.40 0.15 0.03 92.02 Average: 3 6.49 0.00 0.40 0.18 0.03 92.91 Average: 4 8.89 0.00 0.38 0.06 0.02 90.64 Average: 5 7.03 0.00 0.34 0.10 0.03 92.50 Average: 6 6.92 0.00 0.25 0.02 0.02 92.79 Average: 7 7.79 0.00 0.27 0.08 0.02 91.83