---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22931 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 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 755 19478 4 11858 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:60:a9:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84539sec preferred_lft 84539sec inet6 fe80::f816:3eff:fe60:a9ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:ec:52:85:80:89 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::98ec:52ff:fe85:8089/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-22931) 06/03/26 _x86_64_ (8 CPU) 00:23:58 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:15 8.57 0.05 8.08 0.43 1.95 2582.35 150.81 00:50:01 58.98 2.26 55.41 1.31 329.87 23286.24 4854.41 Average: 33.19 1.13 31.19 0.86 162.07 12691.86 2447.53 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:15 23757044 29060640 3243464 9.87 160360 5316708 3277524 9.67 1200172 7387636 736972 00:50:01 20203168 31658348 616208 1.88 232524 11145036 1401800 4.13 3003104 8822852 44 Average: 21980106 30359494 1929836 5.87 196442 8230872 2339662 6.90 2101638 8105244 368508 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:15 lo 1.80 1.80 0.16 0.16 0.00 0.00 0.00 0.00 00:40:15 ens3 55.50 47.32 229.25 12.55 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 00:50:01 lo 205.33 205.33 201.75 201.75 0.00 0.00 0.00 0.00 00:50:01 ens3 121.23 103.33 445.71 1278.28 0.00 0.00 0.00 0.00 00:50:01 docker0 70.38 73.64 1267.67 162.21 0.00 0.00 0.00 0.00 00:50:01 veth6d6c4e7 63.95 66.09 1268.15 7.29 0.00 0.00 0.00 0.10 Average: lo 101.18 101.18 98.59 98.59 0.00 0.00 0.00 0.00 Average: ens3 87.60 74.67 334.95 630.59 0.00 0.00 0.00 0.00 Average: docker0 34.36 35.96 618.99 79.21 0.00 0.00 0.00 0.00 Average: veth6d6c4e7 31.23 32.27 619.22 3.56 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-22931) 06/03/26 _x86_64_ (8 CPU) 00:23:58 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:15 all 33.98 0.00 1.27 0.07 0.07 64.61 00:40:15 0 25.40 0.00 1.17 0.15 0.07 73.22 00:40:15 1 32.07 0.00 1.47 0.17 0.07 66.22 00:40:15 2 35.13 0.00 1.14 0.02 0.07 63.63 00:40:15 3 39.59 0.00 1.46 0.04 0.08 58.83 00:40:15 4 34.05 0.00 1.21 0.01 0.07 64.66 00:40:15 5 36.74 0.00 1.35 0.05 0.08 61.79 00:40:15 6 36.01 0.00 1.33 0.06 0.07 62.53 00:40:15 7 32.88 0.00 1.06 0.02 0.07 65.98 00:50:01 all 14.85 0.00 1.27 0.47 0.05 83.36 00:50:01 0 12.25 0.00 1.22 0.29 0.05 86.19 00:50:01 1 15.44 0.00 1.29 0.60 0.05 82.62 00:50:01 2 12.54 0.00 1.19 0.42 0.05 85.80 00:50:01 3 17.97 0.00 1.01 0.70 0.05 80.27 00:50:01 4 13.01 0.00 0.95 0.17 0.05 85.82 00:50:01 5 15.53 0.00 1.58 0.68 0.05 82.16 00:50:01 6 20.27 0.00 1.71 0.27 0.06 77.69 00:50:01 7 11.81 0.00 1.23 0.63 0.05 86.28 Average: all 24.64 0.00 1.27 0.26 0.06 73.77 Average: 0 18.98 0.00 1.20 0.22 0.06 79.55 Average: 1 23.94 0.00 1.38 0.38 0.06 74.23 Average: 2 24.09 0.00 1.16 0.22 0.06 74.47 Average: 3 29.03 0.00 1.24 0.36 0.06 69.31 Average: 4 23.77 0.00 1.08 0.09 0.06 75.00 Average: 5 26.38 0.00 1.46 0.36 0.06 71.75 Average: 6 28.32 0.00 1.52 0.16 0.07 69.94 Average: 7 22.59 0.00 1.14 0.32 0.06 75.89