---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-724 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 736 18961 4 12393 30888 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:41:ef:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.57/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84505sec preferred_lft 84505sec inet6 fe80::f816:3eff:fe41:ef00/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:61:df:7f:0b:8f 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::4461:dfff:fe7f:b8f/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-724) 07/31/26 _x86_64_ (8 CPU) 00:36:47 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 14.39 0.31 13.22 0.86 11.33 5682.49 1070.92 01:00:00 24.67 0.48 23.74 0.45 16.89 18092.56 532.03 Average: 19.53 0.40 18.48 0.65 14.11 11887.58 801.47 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 25093204 29517020 2789032 8.49 147780 4488284 3011748 8.88 840460 6459920 18764 01:00:00 18411184 28934236 3347344 10.19 209768 10293336 3461652 10.21 2722460 10991544 632356 Average: 21752194 29225628 3068188 9.34 178774 7390810 3236700 9.54 1781460 8725732 325560 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.63 5.63 0.54 0.54 0.00 0.00 0.00 0.00 00:50:00 ens3 64.24 50.70 388.97 12.15 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 258.10 258.10 252.11 252.11 0.00 0.00 0.00 0.00 01:00:00 ens3 62.83 54.11 357.67 12.62 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 131.86 131.86 126.32 126.32 0.00 0.00 0.00 0.00 Average: ens3 63.54 52.41 373.32 12.39 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-724) 07/31/26 _x86_64_ (8 CPU) 00:36:47 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 38.72 0.00 1.54 0.06 0.08 59.60 00:50:00 0 37.69 0.00 1.55 0.05 0.08 60.63 00:50:00 1 40.11 0.00 1.66 0.03 0.08 58.12 00:50:00 2 41.38 0.00 1.65 0.10 0.08 56.78 00:50:00 3 38.79 0.00 1.62 0.05 0.08 59.46 00:50:00 4 38.87 0.00 1.53 0.09 0.08 59.43 00:50:00 5 39.30 0.00 1.48 0.07 0.08 59.07 00:50:00 6 38.06 0.00 1.32 0.05 0.08 60.50 00:50:00 7 35.54 0.00 1.52 0.06 0.08 62.81 01:00:00 all 19.57 0.00 1.21 0.22 0.06 78.94 01:00:00 0 26.27 0.00 1.59 0.11 0.07 71.96 01:00:00 1 18.00 0.00 0.97 0.06 0.06 80.91 01:00:00 2 18.90 0.00 1.41 0.19 0.06 79.45 01:00:00 3 21.39 0.00 1.25 0.41 0.06 76.90 01:00:00 4 20.53 0.00 0.99 0.14 0.05 78.29 01:00:00 5 13.36 0.00 0.81 0.12 0.05 85.66 01:00:00 6 21.01 0.00 1.49 0.45 0.06 77.00 01:00:00 7 17.12 0.00 1.15 0.30 0.05 81.38 Average: all 29.14 0.00 1.37 0.14 0.07 69.27 Average: 0 31.98 0.00 1.57 0.08 0.07 66.30 Average: 1 29.05 0.00 1.31 0.05 0.07 69.52 Average: 2 30.15 0.00 1.53 0.15 0.07 68.11 Average: 3 30.09 0.00 1.43 0.23 0.07 68.18 Average: 4 29.70 0.00 1.26 0.12 0.07 68.86 Average: 5 26.33 0.00 1.14 0.10 0.06 72.36 Average: 6 29.53 0.00 1.40 0.25 0.07 68.75 Average: 7 26.33 0.00 1.33 0.18 0.06 72.09