---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10657 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 14G 141G 9% / 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 800 24019 4 7272 30824 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:47:eb:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.44/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83148sec preferred_lft 83148sec inet6 fe80::f816:3eff:fe47:ebe8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:bd:64:be:30:3e 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::a0bd:64ff:febe:303e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-10657) 06/10/26 _x86_64_ (8 CPU) 16:29:46 LINUX RESTART (8 CPU) 16:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:19 18.29 7.78 9.93 0.58 1663.40 10619.92 23580.17 16:50:19 1.55 0.20 1.33 0.02 1.84 16.17 470.05 17:00:04 1.14 0.00 1.14 0.00 0.00 13.17 0.00 17:10:19 1.21 0.00 1.21 0.00 0.00 14.19 0.00 17:20:10 68.58 3.83 63.16 1.60 262.99 10294.82 6638.19 Average: 17.99 2.39 15.17 0.44 394.43 4214.27 6250.65 16:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:19 29815324 31742008 639576 1.95 66084 2196356 1526236 4.50 312860 2440860 64 16:50:19 29807072 31734752 647012 1.97 67024 2196356 1526608 4.50 313860 2448244 8 17:00:04 29801024 31729200 652564 1.99 67376 2196496 1526800 4.50 314188 2454992 188 17:10:19 29800304 31728876 652852 1.99 67760 2196484 1526864 4.50 314596 2463284 208 17:20:10 24479460 29630920 2670612 8.13 150508 5191672 2927892 8.63 700648 7150976 274700 Average: 28740637 31313151 1052523 3.20 83750 2795473 1806880 5.33 391230 3391671 55034 16:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:19 lo 0.25 0.25 0.02 0.02 0.00 0.00 0.00 0.00 16:40:19 ens3 36.52 20.81 263.51 4.10 0.00 0.00 0.00 0.00 16:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 16:50:19 ens3 0.28 0.19 0.10 0.24 0.00 0.00 0.00 0.00 16:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:00:04 ens3 0.25 0.16 0.09 0.20 0.00 0.00 0.00 0.00 17:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:10:19 ens3 0.41 0.23 0.17 0.26 0.00 0.00 0.00 0.00 17:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:10 lo 8.34 8.34 3.84 3.84 0.00 0.00 0.00 0.00 17:20:10 ens3 161.52 98.65 2012.33 20.87 0.00 0.00 0.00 0.00 17:20:10 docker0 1.68 1.85 1.71 1.73 0.00 0.00 0.00 0.00 Average: lo 1.75 1.75 0.76 0.76 0.00 0.00 0.00 0.00 Average: ens3 39.38 23.75 448.97 5.08 0.00 0.00 0.00 0.00 Average: docker0 0.33 0.36 0.33 0.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-10657) 06/10/26 _x86_64_ (8 CPU) 16:29:46 LINUX RESTART (8 CPU) 16:30:00 CPU %user %nice %system %iowait %steal %idle 16:40:19 all 0.49 0.00 0.15 0.15 0.01 99.20 16:40:19 0 0.32 0.00 0.11 0.04 0.01 99.52 16:40:19 1 0.42 0.00 0.18 0.23 0.03 99.14 16:40:19 2 0.58 0.00 0.10 0.10 0.01 99.21 16:40:19 3 0.47 0.00 0.10 0.03 0.03 99.36 16:40:19 4 0.54 0.00 0.11 0.24 0.01 99.10 16:40:19 5 0.38 0.00 0.28 0.05 0.01 99.28 16:40:19 6 0.48 0.00 0.17 0.37 0.01 98.98 16:40:19 7 0.75 0.00 0.14 0.10 0.01 98.99 16:50:19 all 0.02 0.00 0.01 0.01 0.01 99.95 16:50:19 0 0.02 0.00 0.01 0.01 0.01 99.95 16:50:19 1 0.06 0.00 0.02 0.01 0.02 99.90 16:50:19 2 0.02 0.00 0.02 0.00 0.01 99.96 16:50:19 3 0.01 0.00 0.02 0.01 0.01 99.95 16:50:19 4 0.01 0.00 0.02 0.00 0.01 99.96 16:50:19 5 0.00 0.00 0.00 0.00 0.00 100.00 16:50:19 6 0.01 0.00 0.01 0.03 0.00 99.95 16:50:19 7 0.03 0.00 0.02 0.00 0.02 99.92 17:00:04 all 0.03 0.00 0.01 0.04 0.01 99.91 17:00:04 0 0.02 0.00 0.01 0.00 0.02 99.95 17:00:04 1 0.03 0.00 0.01 0.00 0.02 99.94 17:00:04 2 0.15 0.00 0.03 0.00 0.01 99.81 17:00:04 3 0.02 0.00 0.02 0.00 0.01 99.95 17:00:04 4 0.01 0.00 0.01 0.00 0.01 99.98 17:00:04 5 0.00 0.00 0.00 0.00 0.01 99.99 17:00:04 6 0.01 0.00 0.02 0.29 0.01 99.67 17:00:04 7 0.01 0.00 0.01 0.00 0.01 99.97 17:10:19 all 0.11 0.00 0.02 0.01 0.01 99.86 17:10:19 0 0.00 0.00 0.01 0.00 0.01 99.97 17:10:19 1 0.78 0.00 0.03 0.01 0.02 99.16 17:10:19 2 0.01 0.00 0.02 0.00 0.01 99.96 17:10:19 3 0.01 0.00 0.01 0.03 0.01 99.93 17:10:19 4 0.01 0.00 0.01 0.00 0.00 99.97 17:10:19 5 0.00 0.00 0.00 0.00 0.00 99.99 17:10:19 6 0.02 0.00 0.01 0.00 0.00 99.96 17:10:19 7 0.01 0.00 0.02 0.00 0.02 99.94 17:20:10 all 14.10 0.00 0.88 0.20 0.04 84.78 17:20:10 0 10.42 0.00 0.80 0.06 0.04 88.68 17:20:10 1 13.40 0.00 0.77 0.21 0.06 85.57 17:20:10 2 10.36 0.00 0.99 0.42 0.05 88.19 17:20:10 3 12.13 0.00 0.81 0.20 0.04 86.82 17:20:10 4 15.46 0.00 0.95 0.18 0.04 83.36 17:20:10 5 19.39 0.00 1.14 0.13 0.05 79.29 17:20:10 6 14.61 0.00 0.78 0.10 0.04 84.47 17:20:10 7 17.05 0.00 0.77 0.30 0.05 81.83 Average: all 2.89 0.00 0.21 0.08 0.02 96.80 Average: 0 2.12 0.00 0.19 0.02 0.02 97.66 Average: 1 2.88 0.00 0.20 0.09 0.03 96.80 Average: 2 2.18 0.00 0.23 0.10 0.02 97.47 Average: 3 2.48 0.00 0.19 0.05 0.02 97.26 Average: 4 3.15 0.00 0.22 0.09 0.01 96.54 Average: 5 3.87 0.00 0.28 0.04 0.01 95.79 Average: 6 2.97 0.00 0.19 0.16 0.01 96.67 Average: 7 3.51 0.00 0.19 0.08 0.02 96.20