---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15189 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 18G 138G 12% / 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 805 19634 4 11652 30818 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:b0:21:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.70/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84748sec preferred_lft 84748sec inet6 fe80::f816:3eff:feb0:21ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:c3:3e:27:41:29 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15189) 08/26/26 _x86_64_ (8 CPU) 00:17:44 LINUX RESTART (8 CPU) 00:20:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:30:15 322.50 1.51 315.49 5.50 262.30 20271.78 8291.33 00:40:15 10.08 0.22 8.70 1.16 2.95 1516.60 625.37 Average: 166.28 0.87 162.08 3.33 132.62 10893.57 4458.10 00:20:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:30:15 15763888 24892912 7350588 22.37 472200 8193284 10049276 29.63 1548344 14324008 1044 00:40:15 17070152 26609812 5630832 17.13 480436 8570008 9914832 29.24 1630504 12921868 5944 Average: 16417020 25751362 6490710 19.75 476318 8381646 9982054 29.44 1589424 13622938 3494 00:20:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:30:15 lo 2.75 2.75 1.13 1.13 0.00 0.00 0.00 0.00 00:30:15 ens3 260.79 159.03 1287.99 60.46 0.00 0.00 0.00 0.00 00:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:15 lo 5.24 5.24 0.87 0.87 0.00 0.00 0.00 0.00 00:40:15 ens3 139.74 83.09 100.99 42.67 0.00 0.00 0.00 0.00 00:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.99 3.99 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 200.26 121.06 694.45 51.56 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15189) 08/26/26 _x86_64_ (8 CPU) 00:17:44 LINUX RESTART (8 CPU) 00:20:16 CPU %user %nice %system %iowait %steal %idle 00:30:15 all 74.43 0.00 3.35 0.20 0.11 21.91 00:30:15 0 72.50 0.00 3.53 0.19 0.11 23.68 00:30:15 1 76.62 0.00 3.71 0.20 0.11 19.36 00:30:15 2 72.66 0.00 3.00 0.27 0.11 23.96 00:30:15 3 73.27 0.00 3.02 0.13 0.11 23.47 00:30:15 4 73.88 0.00 3.47 0.22 0.11 22.32 00:30:15 5 74.83 0.00 3.57 0.19 0.11 21.30 00:30:15 6 76.19 0.00 3.35 0.23 0.11 20.12 00:30:15 7 75.45 0.00 3.17 0.17 0.11 21.10 00:40:15 all 96.91 0.00 2.90 0.00 0.14 0.05 00:40:15 0 96.81 0.00 2.99 0.00 0.14 0.06 00:40:15 1 97.20 0.00 2.63 0.00 0.14 0.03 00:40:15 2 96.92 0.00 2.89 0.00 0.14 0.05 00:40:15 3 96.78 0.00 3.02 0.00 0.15 0.05 00:40:15 4 97.07 0.00 2.75 0.00 0.14 0.04 00:40:15 5 96.96 0.00 2.84 0.00 0.14 0.06 00:40:15 6 96.61 0.00 3.20 0.00 0.14 0.04 00:40:15 7 96.91 0.00 2.88 0.00 0.15 0.06 Average: all 85.68 0.00 3.13 0.10 0.13 10.96 Average: 0 84.68 0.00 3.26 0.09 0.12 11.85 Average: 1 86.93 0.00 3.17 0.10 0.13 9.68 Average: 2 84.80 0.00 2.94 0.14 0.13 11.99 Average: 3 85.04 0.00 3.02 0.06 0.13 11.75 Average: 4 85.50 0.00 3.11 0.11 0.13 11.16 Average: 5 85.92 0.00 3.20 0.09 0.13 10.66 Average: 6 86.42 0.00 3.28 0.12 0.13 10.06 Average: 7 86.20 0.00 3.03 0.08 0.13 10.56