---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15302 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 758 19551 4 11782 30866 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:9f:0e:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84529sec preferred_lft 84529sec inet6 fe80::f816:3eff:fe9f:e0f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:65:6e:f7:ff:0b 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::9c65:6eff:fef7:ff0b/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-15302) 05/15/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 11.15 0.06 10.66 0.42 1.98 5107.78 108.31 00:50:12 51.24 2.18 47.81 1.26 317.63 19847.26 3616.80 Average: 31.52 1.14 29.53 0.85 162.36 12597.02 1891.00 00:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 21668480 28566884 3732144 11.36 166464 6860016 3893940 11.48 1784076 8829480 1601496 00:50:12 20263892 31642428 631712 1.92 231016 11076024 1416424 4.18 3000084 8776796 152 Average: 20966186 30104656 2181928 6.64 198740 8968020 2655182 7.83 2392080 8803138 800824 00:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 00:40:01 ens3 56.63 48.22 239.01 13.31 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 00:50:12 lo 189.56 189.56 186.37 186.37 0.00 0.00 0.00 0.00 00:50:12 ens3 132.60 113.14 429.84 1307.99 0.00 0.00 0.00 0.00 00:50:12 docker0 84.36 88.79 1298.28 158.72 0.00 0.00 0.00 0.00 00:50:12 vethfcf40d7 78.75 82.23 1299.01 9.94 0.00 0.00 0.00 0.11 Average: lo 97.07 97.07 94.77 94.77 0.00 0.00 0.00 0.00 Average: ens3 95.23 81.20 335.98 671.14 0.00 0.00 0.00 0.00 Average: docker0 42.86 45.12 659.66 80.65 0.00 0.00 0.00 0.00 Average: vethfcf40d7 40.02 41.78 660.04 5.05 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-15302) 05/15/26 _x86_64_ (8 CPU) 00:23:19 LINUX RESTART (8 CPU) 00:30:11 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.56 0.00 1.32 0.06 0.08 64.99 00:40:01 0 27.18 0.00 1.13 0.20 0.07 71.41 00:40:01 1 36.66 0.00 1.53 0.01 0.08 61.72 00:40:01 2 33.80 0.00 1.31 0.01 0.08 64.81 00:40:01 3 33.50 0.00 1.34 0.17 0.07 64.91 00:40:01 4 37.00 0.00 1.16 0.03 0.07 61.73 00:40:01 5 34.52 0.00 1.47 0.02 0.08 63.91 00:40:01 6 33.47 0.00 1.42 0.05 0.07 64.99 00:40:01 7 32.32 0.00 1.21 0.00 0.08 66.39 00:50:12 all 12.46 0.00 1.25 0.39 0.05 85.85 00:50:12 0 9.89 0.00 0.74 0.39 0.05 88.94 00:50:12 1 14.80 0.00 1.28 0.26 0.05 83.61 00:50:12 2 10.80 0.00 0.94 1.00 0.05 87.22 00:50:12 3 10.36 0.00 0.95 0.58 0.05 88.06 00:50:12 4 10.10 0.00 0.90 0.18 0.05 88.77 00:50:12 5 12.41 0.00 1.78 0.49 0.05 85.27 00:50:12 6 17.40 0.00 1.88 0.07 0.05 80.60 00:50:12 7 13.89 0.00 1.53 0.19 0.05 84.34 Average: all 22.83 0.00 1.29 0.23 0.06 75.59 Average: 0 18.39 0.00 0.93 0.29 0.06 80.32 Average: 1 25.55 0.00 1.41 0.13 0.07 72.85 Average: 2 22.12 0.00 1.12 0.51 0.06 76.19 Average: 3 21.75 0.00 1.14 0.38 0.06 76.67 Average: 4 23.33 0.00 1.03 0.11 0.06 75.47 Average: 5 23.28 0.00 1.63 0.26 0.06 74.77 Average: 6 25.29 0.00 1.65 0.06 0.06 72.93 Average: 7 22.95 0.00 1.38 0.10 0.06 75.51