---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13891 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 797 19750 4 11544 30826 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:83:bd:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.104/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84498sec preferred_lft 84498sec inet6 fe80::f816:3eff:fe83:bdfa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:be:47:9e:5c:be 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 ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13891) 07/15/26 _x86_64_ (8 CPU) 16:21:04 LINUX RESTART (8 CPU) 16:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:08 172.27 0.79 169.67 1.82 19.08 8672.66 1252.35 16:50:08 10.28 0.01 8.99 1.28 0.56 1560.41 172.12 Average: 91.76 0.40 89.81 1.55 9.87 5137.69 715.45 16:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:08 15559040 24605840 7638184 23.24 476828 8101524 10304028 30.39 1511744 14565664 3072 16:50:08 17984728 27447116 4794540 14.59 484924 8485088 7847860 23.14 1593716 12036288 7428 Average: 16771884 26026478 6216362 18.92 480876 8293306 9075944 26.76 1552730 13300976 5250 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:08 lo 5.97 5.97 1.77 1.77 0.00 0.00 0.00 0.00 16:40:08 ens3 186.38 116.39 405.63 52.93 0.00 0.00 0.00 0.00 16:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:08 lo 1.92 1.92 0.21 0.21 0.00 0.00 0.00 0.00 16:50:08 ens3 125.78 75.45 89.75 34.40 0.00 0.00 0.00 0.00 16:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.96 3.96 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 156.26 96.04 248.63 43.72 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13891) 07/15/26 _x86_64_ (8 CPU) 16:21:04 LINUX RESTART (8 CPU) 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:40:08 all 84.26 0.00 3.05 0.24 0.13 12.33 16:40:08 0 83.89 0.00 3.12 0.26 0.13 12.60 16:40:08 1 82.78 0.00 3.15 0.45 0.13 13.49 16:40:08 2 84.68 0.00 2.98 0.15 0.13 12.06 16:40:08 3 85.79 0.00 3.07 0.25 0.13 10.76 16:40:08 4 82.96 0.00 2.82 0.18 0.13 13.90 16:40:08 5 84.44 0.00 2.94 0.13 0.13 12.36 16:40:08 6 86.30 0.00 2.98 0.18 0.12 10.42 16:40:08 7 83.22 0.00 3.34 0.28 0.13 13.03 16:50:08 all 96.87 0.00 2.97 0.00 0.13 0.03 16:50:08 0 96.71 0.00 3.12 0.00 0.13 0.05 16:50:08 1 96.97 0.00 2.86 0.00 0.13 0.04 16:50:08 2 96.92 0.00 2.94 0.00 0.12 0.02 16:50:08 3 96.89 0.00 2.96 0.00 0.12 0.03 16:50:08 4 96.54 0.00 3.28 0.00 0.13 0.05 16:50:08 5 96.93 0.00 2.90 0.01 0.13 0.04 16:50:08 6 97.08 0.00 2.78 0.00 0.13 0.02 16:50:08 7 96.93 0.00 2.91 0.00 0.13 0.03 Average: all 90.53 0.00 3.01 0.12 0.13 6.21 Average: 0 90.27 0.00 3.12 0.13 0.13 6.36 Average: 1 89.83 0.00 3.00 0.23 0.13 6.81 Average: 2 90.77 0.00 2.96 0.07 0.13 6.06 Average: 3 91.32 0.00 3.01 0.13 0.13 5.42 Average: 4 89.70 0.00 3.05 0.09 0.13 7.02 Average: 5 90.65 0.00 2.92 0.07 0.13 6.23 Average: 6 91.67 0.00 2.88 0.09 0.12 5.24 Average: 7 90.04 0.00 3.12 0.14 0.13 6.57