---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23512 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: 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 754 19465 4 11872 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:69:b0:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84511sec preferred_lft 84511sec inet6 fe80::f816:3eff:fe69:b037/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:15:46:67:3c:84 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::7015:46ff:fe67:3c84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-23512) 06/04/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 25.86 0.06 10.32 15.48 2.09 4302.75 513494.58 00:50:17 63.37 2.14 60.00 1.23 311.58 20504.83 3493.62 Average: 44.99 1.12 35.65 8.21 159.94 12565.88 253391.94 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22342524 28920424 3379044 10.28 167848 6543840 3320540 9.79 1647244 8299680 1443808 00:50:17 20176008 31645952 627580 1.91 232752 11159228 1446848 4.27 3012876 8847900 144 Average: 21259266 30283188 2003312 6.10 200300 8851534 2383694 7.03 2330060 8573790 721976 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.77 1.77 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 59.19 48.95 238.07 13.21 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:17 lo 204.42 204.42 200.50 200.50 0.00 0.00 0.00 0.00 00:50:17 ens3 120.37 109.21 425.75 1282.72 0.00 0.00 0.00 0.00 00:50:17 docker0 79.39 75.90 1272.75 156.10 0.00 0.00 0.00 0.00 00:50:17 vethd5ea99b 73.39 68.84 1273.39 8.70 0.00 0.00 0.00 0.10 Average: lo 105.12 105.12 102.33 102.33 0.00 0.00 0.00 0.00 Average: ens3 90.39 79.69 333.79 660.67 0.00 0.00 0.00 0.00 Average: docker0 40.49 38.71 649.11 79.61 0.00 0.00 0.00 0.00 Average: vethd5ea99b 37.43 35.11 649.43 4.44 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-23512) 06/04/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 32.66 0.00 1.29 0.05 0.07 65.93 00:40:01 0 28.77 0.00 1.32 0.01 0.07 69.83 00:40:01 1 35.18 0.00 1.36 0.13 0.07 63.26 00:40:01 2 35.30 0.00 1.43 0.02 0.07 63.18 00:40:01 3 32.26 0.00 1.41 0.01 0.07 66.24 00:40:01 4 35.57 0.00 1.27 0.02 0.07 63.07 00:40:01 5 31.37 0.00 1.31 0.09 0.08 67.15 00:40:01 6 30.43 0.00 1.12 0.04 0.07 68.35 00:40:01 7 32.42 0.00 1.10 0.10 0.07 66.32 00:50:17 all 13.04 0.00 1.25 0.20 0.05 85.47 00:50:17 0 12.53 0.00 1.38 0.23 0.05 85.81 00:50:17 1 14.67 0.00 1.58 0.31 0.05 83.40 00:50:17 2 12.03 0.00 1.48 0.22 0.04 86.22 00:50:17 3 15.00 0.00 1.29 0.05 0.05 83.61 00:50:17 4 15.87 0.00 1.36 0.09 0.05 82.62 00:50:17 5 11.28 0.00 1.05 0.27 0.04 87.36 00:50:17 6 12.26 0.00 1.11 0.23 0.04 86.36 00:50:17 7 10.69 0.00 0.74 0.18 0.04 88.36 Average: all 22.65 0.00 1.27 0.13 0.06 75.90 Average: 0 20.48 0.00 1.35 0.12 0.06 77.99 Average: 1 24.70 0.00 1.47 0.22 0.06 73.55 Average: 2 23.42 0.00 1.46 0.12 0.06 74.94 Average: 3 23.46 0.00 1.35 0.03 0.06 75.10 Average: 4 25.52 0.00 1.32 0.05 0.06 73.05 Average: 5 21.12 0.00 1.18 0.18 0.06 77.46 Average: 6 21.16 0.00 1.11 0.13 0.06 77.54 Average: 7 21.33 0.00 0.91 0.14 0.05 77.56