---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14726 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 23G 132G 15% / 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 846 14087 4 17158 30778 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:9b:64:ac brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.43/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85064sec preferred_lft 85064sec inet6 fe80::f816:3eff:fe9b:64ac/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:83:e2:8b:e0:3a 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::c083:e2ff:fe8b:e03a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14726) 08/01/26 _x86_64_ (8 CPU) 18:29:35 LINUX RESTART (8 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:06 242.50 9.65 223.37 9.48 1589.55 42657.78 210933.53 18:50:05 263.87 1.35 245.64 16.87 13.39 40169.31 699660.10 Average: 253.12 5.53 234.43 13.15 806.38 41421.29 453774.05 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:06 20627688 31098040 1178184 3.59 306328 10093328 1686964 4.97 3553444 7850400 0 18:50:05 14045488 31024848 1177332 3.58 526064 15717528 1748532 5.16 8655580 8636784 156 Average: 17336588 31061444 1177758 3.58 416196 12905428 1717748 5.07 6104512 8243592 78 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:06 lo 0.84 0.84 0.09 0.09 0.00 0.00 0.00 0.00 18:40:06 ens3 279.96 185.73 2752.20 1498.61 0.00 0.00 0.00 0.00 18:40:06 docker0 43.28 80.61 2.73 807.00 0.00 0.00 0.00 0.00 18:50:05 lo 0.29 0.29 0.03 0.03 0.00 0.00 0.00 0.00 18:50:05 ens3 82.73 59.96 1063.54 1015.24 0.00 0.00 0.00 0.00 18:50:05 docker0 28.02 43.31 2.20 879.23 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 181.96 123.24 1913.13 1258.43 0.00 0.00 0.00 0.00 Average: docker0 35.70 62.08 2.47 842.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14726) 08/01/26 _x86_64_ (8 CPU) 18:29:35 LINUX RESTART (8 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:06 all 8.83 0.00 2.57 2.40 0.06 86.14 18:40:06 0 8.56 0.00 2.59 3.12 0.06 85.67 18:40:06 1 7.63 0.00 2.56 1.86 0.06 87.89 18:40:06 2 9.20 0.00 2.65 1.74 0.06 86.36 18:40:06 3 11.81 0.00 2.69 2.37 0.06 83.06 18:40:06 4 10.20 0.00 2.88 3.05 0.06 83.81 18:40:06 5 8.05 0.00 2.67 4.71 0.06 84.50 18:40:06 6 6.75 0.00 2.01 1.38 0.05 89.81 18:40:06 7 8.47 0.00 2.48 1.01 0.06 87.98 18:50:05 all 13.34 0.00 4.16 1.64 0.07 80.78 18:50:05 0 13.13 0.00 4.04 2.08 0.07 80.68 18:50:05 1 15.28 0.00 4.60 2.49 0.07 77.56 18:50:05 2 12.33 0.00 3.93 1.36 0.06 82.31 18:50:05 3 10.94 0.00 3.61 1.31 0.07 84.07 18:50:05 4 16.06 0.00 4.85 1.77 0.07 77.25 18:50:05 5 13.60 0.00 4.29 1.17 0.06 80.88 18:50:05 6 14.17 0.00 3.86 2.02 0.06 79.89 18:50:05 7 11.23 0.00 4.13 0.97 0.06 83.60 Average: all 11.07 0.00 3.36 2.03 0.06 83.48 Average: 0 10.82 0.00 3.31 2.60 0.07 83.20 Average: 1 11.42 0.00 3.57 2.17 0.07 82.77 Average: 2 10.75 0.00 3.28 1.55 0.06 84.35 Average: 3 11.38 0.00 3.15 1.85 0.07 83.56 Average: 4 13.11 0.00 3.86 2.41 0.07 80.55 Average: 5 10.81 0.00 3.47 2.95 0.06 82.70 Average: 6 10.42 0.00 2.93 1.69 0.06 84.90 Average: 7 9.84 0.00 3.30 0.99 0.06 85.81