---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-37599 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: 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 17G 139G 11% / 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 756 19563 4 11772 30867 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:75:19:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.88/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84563sec preferred_lft 84563sec inet6 fe80::f816:3eff:fe75:19fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:b0:85:91:8e:e1 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::b8b0:85ff:fe91:8ee1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37599) 08/15/26 _x86_64_ (8 CPU) 00:23:12 LINUX RESTART (8 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:04 16.71 0.33 15.92 0.47 13.58 10290.00 177.25 00:50:01 35.42 2.01 32.37 1.05 314.38 14393.89 2778.16 Average: 26.04 1.17 24.11 0.76 163.45 12334.68 1473.10 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:04 21978612 29028432 3269880 9.95 169040 7000292 3264688 9.63 1791304 8514848 34744 00:50:01 20294128 31661784 613876 1.87 226540 11071856 1450104 4.28 2949620 8814560 108 Average: 21136370 30345108 1941878 5.91 197790 9036074 2357396 6.95 2370462 8664704 17426 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:04 lo 1.64 1.64 0.16 0.16 0.00 0.00 0.00 0.00 00:40:04 ens3 58.29 50.07 236.89 13.51 0.00 0.00 0.00 0.00 00:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 215.97 215.97 212.36 212.36 0.00 0.00 0.00 0.00 00:50:01 ens3 126.23 110.48 341.44 1346.80 0.00 0.00 0.00 0.00 00:50:01 docker0 83.15 85.50 1337.66 10.66 0.00 0.00 0.00 0.00 00:50:01 veth553567c 83.14 85.51 1338.80 10.66 0.00 0.00 0.00 0.11 Average: lo 108.43 108.43 105.89 105.89 0.00 0.00 0.00 0.00 Average: ens3 92.14 80.17 288.98 677.79 0.00 0.00 0.00 0.00 Average: docker0 41.43 42.60 666.46 5.31 0.00 0.00 0.00 0.00 Average: veth553567c 41.42 42.60 667.03 5.31 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-37599) 08/15/26 _x86_64_ (8 CPU) 00:23:12 LINUX RESTART (8 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:04 all 34.51 0.00 1.43 0.29 0.08 63.69 00:40:04 0 30.46 0.00 1.51 0.18 0.08 67.77 00:40:04 1 34.16 0.00 1.29 0.07 0.09 64.39 00:40:04 2 29.66 0.00 1.37 0.05 0.07 68.85 00:40:04 3 36.90 0.00 1.47 0.85 0.08 60.70 00:40:04 4 43.45 0.00 1.91 0.08 0.09 54.48 00:40:04 5 34.18 0.00 1.37 0.05 0.08 64.31 00:40:04 6 33.43 0.00 1.35 0.95 0.08 64.20 00:40:04 7 33.83 0.00 1.18 0.07 0.08 64.85 00:50:01 all 11.46 0.00 1.16 0.54 0.05 86.79 00:50:01 0 12.37 0.00 1.55 1.21 0.06 84.81 00:50:01 1 10.09 0.00 0.85 0.48 0.05 88.53 00:50:01 2 11.90 0.00 1.30 0.48 0.05 86.26 00:50:01 3 11.49 0.00 0.75 0.10 0.05 87.61 00:50:01 4 10.58 0.00 0.93 0.60 0.05 87.84 00:50:01 5 8.39 0.00 0.81 0.08 0.05 90.67 00:50:01 6 9.38 0.00 1.07 0.36 0.06 89.13 00:50:01 7 17.45 0.00 1.99 1.04 0.07 79.46 Average: all 23.02 0.00 1.29 0.41 0.07 75.21 Average: 0 21.44 0.00 1.53 0.69 0.07 76.27 Average: 1 22.16 0.00 1.07 0.27 0.07 76.43 Average: 2 20.80 0.00 1.34 0.27 0.06 77.54 Average: 3 24.24 0.00 1.11 0.47 0.07 74.11 Average: 4 27.07 0.00 1.42 0.34 0.07 71.11 Average: 5 21.32 0.00 1.09 0.07 0.07 77.45 Average: 6 21.46 0.00 1.21 0.66 0.07 76.61 Average: 7 25.67 0.00 1.58 0.55 0.07 72.12