---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30930 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 754 19080 4 12257 30869 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:e2:7d:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84473sec preferred_lft 84473sec inet6 fe80::f816:3eff:fee2:7dee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:f3:95:20:e5:87 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::8cf3:95ff:fe20:e587/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30930) 06/27/26 _x86_64_ (8 CPU) 00:00:31 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 22.29 0.50 21.21 0.58 18.09 15381.72 313.88 00:30:19 28.01 1.95 25.02 1.03 305.88 9753.45 2718.75 Average: 25.20 1.24 23.15 0.81 164.55 12517.48 1537.73 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 18888328 27708528 4579828 13.94 191560 8680888 4795844 14.14 2108232 11203780 156 00:30:19 19726364 31595588 676572 2.06 230748 11554036 1307296 3.86 3087520 9219296 12 Average: 19307346 29652058 2628200 8.00 211154 10117462 3051570 9.00 2597876 10211538 84 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 251.73 251.73 245.55 245.55 0.00 0.00 0.00 0.00 00:20:01 ens3 61.63 49.87 322.06 12.92 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:19 lo 12.91 12.91 1.48 1.48 0.00 0.00 0.00 0.00 00:30:19 ens3 157.63 168.89 228.31 2637.96 0.00 0.00 0.00 0.00 00:30:19 docker0 80.91 77.22 1337.20 10.17 0.00 0.00 0.00 0.00 Average: lo 130.20 130.20 121.34 121.34 0.00 0.00 0.00 0.00 Average: ens3 110.49 110.44 274.35 1348.81 0.00 0.00 0.00 0.00 Average: docker0 41.17 39.30 680.50 5.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30930) 06/27/26 _x86_64_ (8 CPU) 00:00:31 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.34 0.00 1.30 0.12 0.07 70.17 00:20:01 0 28.87 0.00 1.55 0.07 0.07 69.43 00:20:01 1 24.35 0.00 1.39 0.09 0.07 74.10 00:20:01 2 27.76 0.00 1.13 0.08 0.07 70.97 00:20:01 3 33.39 0.00 1.31 0.17 0.07 65.06 00:20:01 4 26.64 0.00 1.41 0.15 0.07 71.73 00:20:01 5 26.18 0.00 1.20 0.02 0.07 72.54 00:20:01 6 36.91 0.00 1.37 0.08 0.08 61.56 00:20:01 7 22.66 0.00 1.01 0.32 0.07 75.95 00:30:19 all 10.10 0.00 0.97 0.53 0.04 88.35 00:30:19 0 7.78 0.00 1.39 0.27 0.04 90.53 00:30:19 1 7.72 0.00 0.79 1.04 0.04 90.40 00:30:19 2 10.16 0.00 1.49 0.71 0.04 87.59 00:30:19 3 16.01 0.00 1.59 0.10 0.04 82.27 00:30:19 4 14.65 0.00 0.78 0.27 0.05 84.25 00:30:19 5 6.10 0.00 0.53 0.35 0.04 92.98 00:30:19 6 10.98 0.00 0.66 1.35 0.04 86.98 00:30:19 7 7.43 0.00 0.54 0.16 0.05 91.82 Average: all 19.05 0.00 1.13 0.33 0.06 79.43 Average: 0 18.13 0.00 1.47 0.17 0.05 80.17 Average: 1 15.87 0.00 1.09 0.58 0.05 82.41 Average: 2 18.79 0.00 1.31 0.40 0.06 79.44 Average: 3 24.53 0.00 1.45 0.13 0.06 73.83 Average: 4 20.53 0.00 1.09 0.21 0.06 78.11 Average: 5 15.95 0.00 0.86 0.18 0.05 82.95 Average: 6 23.70 0.00 1.00 0.73 0.06 74.51 Average: 7 14.91 0.00 0.77 0.24 0.06 84.03