---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38522 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 12G 144G 8% / 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 768 25032 4 6291 30855 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:88:ac:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83453sec preferred_lft 83453sec inet6 fe80::f816:3eff:fe88:acf4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:79:02:45:94:84 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38522) 08/18/26 _x86_64_ (8 CPU) 07:41:07 LINUX RESTART (8 CPU) 07:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:27 0.99 0.00 0.96 0.03 0.04 14.30 0.59 08:10:29 0.96 0.00 0.94 0.02 0.00 13.12 0.15 08:20:01 21.39 1.39 19.96 0.04 49.38 445.80 181.00 08:30:00 42.64 4.45 36.28 1.91 204.31 13336.90 3717.39 Average: 16.25 1.44 14.30 0.50 62.80 3443.17 971.47 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:27 30057320 31874472 509388 1.55 61764 2091948 1537788 4.53 274064 2240136 4 08:10:29 30071252 31888792 495004 1.51 62144 2091960 1537788 4.53 274472 2242644 4 08:20:01 29678520 31586064 794808 2.42 65724 2176128 1381652 4.07 306188 2594656 3704 08:30:00 25693756 31654432 648824 1.97 162336 5974108 1212012 3.57 1419008 5220716 232236 Average: 28875212 31750940 612006 1.86 87992 3083536 1417310 4.18 568433 3074538 58987 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:27 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:00:27 ens3 0.58 0.21 0.29 0.11 0.00 0.00 0.00 0.00 08:00:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:10:29 ens3 0.37 0.14 0.12 0.07 0.00 0.00 0.00 0.00 08:10:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 5.80 5.80 25.48 25.48 0.00 0.00 0.00 0.00 08:20:01 ens3 73.05 44.42 142.75 18.82 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:00 lo 159.76 159.76 175.63 175.63 0.00 0.00 0.00 0.00 08:30:00 ens3 627.67 390.41 1726.11 1143.42 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 41.32 41.32 49.93 49.93 0.00 0.00 0.00 0.00 Average: ens3 174.37 108.16 465.10 290.01 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38522) 08/18/26 _x86_64_ (8 CPU) 07:41:07 LINUX RESTART (8 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 08:00:27 all 0.06 0.00 0.01 0.00 0.01 99.92 08:00:27 0 0.02 0.00 0.01 0.00 0.01 99.95 08:00:27 1 0.33 0.00 0.03 0.00 0.03 99.60 08:00:27 2 0.04 0.00 0.02 0.00 0.01 99.94 08:00:27 3 0.01 0.00 0.01 0.00 0.01 99.96 08:00:27 4 0.02 0.00 0.01 0.00 0.01 99.96 08:00:27 5 0.00 0.00 0.00 0.00 0.00 99.99 08:00:27 6 0.01 0.00 0.00 0.00 0.00 99.98 08:00:27 7 0.01 0.00 0.01 0.03 0.00 99.94 08:10:29 all 0.12 0.00 0.01 0.00 0.01 99.85 08:10:29 0 0.01 0.00 0.02 0.01 0.01 99.96 08:10:29 1 0.85 0.00 0.04 0.00 0.04 99.06 08:10:29 2 0.00 0.00 0.01 0.00 0.00 99.99 08:10:29 3 0.01 0.00 0.01 0.00 0.00 99.98 08:10:29 4 0.01 0.00 0.01 0.00 0.01 99.97 08:10:29 5 0.00 0.00 0.00 0.00 0.00 99.99 08:10:29 6 0.06 0.00 0.00 0.00 0.00 99.94 08:10:29 7 0.03 0.00 0.01 0.02 0.01 99.93 08:20:01 all 0.84 0.00 0.10 0.05 0.01 98.99 08:20:01 0 0.51 0.00 0.06 0.00 0.01 99.42 08:20:01 1 1.36 0.00 0.12 0.01 0.02 98.49 08:20:01 2 0.72 0.00 0.15 0.00 0.02 99.11 08:20:01 3 0.84 0.00 0.11 0.02 0.01 99.02 08:20:01 4 0.86 0.00 0.05 0.00 0.02 99.07 08:20:01 5 0.40 0.00 0.15 0.34 0.01 99.11 08:20:01 6 1.29 0.00 0.05 0.00 0.00 98.65 08:20:01 7 0.73 0.00 0.11 0.07 0.01 99.08 08:30:00 all 12.81 0.00 1.22 0.14 0.05 85.78 08:30:00 0 9.15 0.00 1.01 0.07 0.04 89.72 08:30:00 1 14.23 0.00 1.22 0.14 0.05 84.36 08:30:00 2 14.04 0.00 1.47 0.40 0.04 84.05 08:30:00 3 17.45 0.00 1.35 0.04 0.05 81.11 08:30:00 4 11.52 0.00 1.09 0.19 0.05 87.15 08:30:00 5 8.44 0.00 0.88 0.05 0.04 90.59 08:30:00 6 13.76 0.00 1.36 0.06 0.05 84.77 08:30:00 7 13.91 0.00 1.37 0.20 0.05 84.47 Average: all 3.44 0.00 0.33 0.05 0.02 96.16 Average: 0 2.42 0.00 0.27 0.02 0.02 97.27 Average: 1 4.17 0.00 0.35 0.04 0.03 95.41 Average: 2 3.68 0.00 0.41 0.10 0.02 95.79 Average: 3 4.56 0.00 0.37 0.01 0.02 95.04 Average: 4 3.08 0.00 0.29 0.05 0.02 96.56 Average: 5 2.20 0.00 0.26 0.09 0.01 97.44 Average: 6 3.76 0.00 0.35 0.02 0.01 95.86 Average: 7 3.65 0.00 0.37 0.08 0.02 95.88