---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3322 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 20G 136G 13% / 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 816 17957 4 13317 30807 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:65:86:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.138/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84343sec preferred_lft 84343sec inet6 fe80::f816:3eff:fe65:867f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:37:cb:91:5c:8b 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::fc37:cbff:fe91:5c8b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3322) 06/28/26 _x86_64_ (8 CPU) 19:09:24 LINUX RESTART (8 CPU) 19:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:01 37.97 1.63 34.77 1.57 90.68 6780.82 7515.82 19:30:08 175.93 0.39 170.43 5.11 9.94 34716.79 179460.55 19:40:08 139.89 0.84 124.86 14.19 8.35 21463.45 303796.24 Average: 118.40 0.95 110.49 6.97 36.06 21085.81 164090.05 19:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:01 27773336 31265984 1045016 3.18 127952 3633628 1662468 4.90 525644 4123292 5880 19:30:08 21309000 31086208 1193488 3.63 308668 9454240 1759636 5.19 4411292 6374972 4224 19:40:08 18091884 31011584 1234920 3.76 414256 12197964 1832664 5.40 6946840 6737020 9664 Average: 22391407 31121259 1157808 3.52 283625 8428611 1751589 5.17 3961259 5745095 6589 19:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:01 lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 19:20:01 ens3 139.37 96.19 952.44 13.29 0.00 0.00 0.00 0.00 19:20:01 docker0 43.37 50.13 2.32 119.51 0.00 0.00 0.00 0.00 19:20:01 veth498aabd 41.57 48.17 2.79 114.59 0.00 0.00 0.00 0.01 19:30:08 lo 0.32 0.32 0.03 0.03 0.00 0.00 0.00 0.00 19:30:08 ens3 116.68 77.64 640.01 1692.08 0.00 0.00 0.00 0.00 19:30:08 docker0 28.67 39.65 2.10 277.22 0.00 0.00 0.00 0.00 19:30:08 veth887eadf 12.43 15.07 0.83 37.14 0.00 0.00 0.00 0.00 19:40:08 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 19:40:08 ens3 79.47 51.43 664.24 737.58 0.00 0.00 0.00 0.00 19:40:08 docker0 32.62 47.04 1.91 661.04 0.00 0.00 0.00 0.00 19:40:08 vethf0e1207 11.31 13.22 0.78 30.73 0.00 0.00 0.00 0.00 Average: lo 0.28 0.28 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 111.79 75.04 751.19 820.34 0.00 0.00 0.00 0.00 Average: docker0 34.84 45.57 2.11 352.90 0.00 0.00 0.00 0.00 Average: vethf0e1207 3.76 4.40 0.26 10.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3322) 06/28/26 _x86_64_ (8 CPU) 19:09:24 LINUX RESTART (8 CPU) 19:10:06 CPU %user %nice %system %iowait %steal %idle 19:20:01 all 2.42 0.00 0.38 0.17 0.03 97.00 19:20:01 0 2.93 0.00 0.46 0.10 0.02 96.50 19:20:01 1 2.88 0.00 0.39 0.22 0.03 96.48 19:20:01 2 1.60 0.00 0.37 0.21 0.03 97.79 19:20:01 3 2.20 0.00 0.34 0.05 0.04 97.38 19:20:01 4 2.05 0.00 0.35 0.05 0.02 97.54 19:20:01 5 1.96 0.00 0.31 0.21 0.04 97.49 19:20:01 6 3.74 0.00 0.42 0.13 0.04 95.67 19:20:01 7 2.03 0.00 0.41 0.37 0.04 97.15 19:30:08 all 5.64 0.00 2.26 0.92 0.05 91.14 19:30:08 0 4.42 0.00 2.42 1.47 0.04 91.65 19:30:08 1 7.18 0.00 2.53 1.00 0.05 89.24 19:30:08 2 6.24 0.00 2.33 1.10 0.04 90.29 19:30:08 3 6.03 0.00 2.35 0.66 0.05 90.92 19:30:08 4 6.11 0.00 2.29 0.86 0.04 90.71 19:30:08 5 5.89 0.00 2.08 0.58 0.06 91.39 19:30:08 6 4.19 0.00 2.15 1.18 0.05 92.44 19:30:08 7 5.10 0.00 1.90 0.49 0.05 92.46 19:40:08 all 12.50 0.00 4.13 0.18 0.05 83.13 19:40:08 0 14.07 0.00 4.28 0.10 0.05 81.51 19:40:08 1 13.69 0.00 4.17 0.30 0.05 81.78 19:40:08 2 10.19 0.00 3.82 0.03 0.05 85.92 19:40:08 3 11.46 0.00 3.99 0.13 0.05 84.36 19:40:08 4 10.90 0.00 4.27 0.29 0.05 84.48 19:40:08 5 15.74 0.00 4.61 0.08 0.06 79.51 19:40:08 6 13.07 0.00 4.05 0.24 0.06 82.59 19:40:08 7 10.90 0.00 3.87 0.29 0.05 84.89 Average: all 6.85 0.00 2.26 0.42 0.04 90.43 Average: 0 7.12 0.00 2.38 0.56 0.04 89.90 Average: 1 7.91 0.00 2.37 0.51 0.05 89.17 Average: 2 6.02 0.00 2.18 0.45 0.04 91.32 Average: 3 6.56 0.00 2.23 0.28 0.05 90.88 Average: 4 6.35 0.00 2.30 0.40 0.04 90.91 Average: 5 7.85 0.00 2.33 0.29 0.05 89.48 Average: 6 6.98 0.00 2.21 0.52 0.05 90.24 Average: 7 6.00 0.00 2.06 0.38 0.04 91.51