---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12980 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 762 19999 4 11330 30862 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:d5:b4:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.229/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84606sec preferred_lft 84606sec inet6 fe80::f816:3eff:fed5:b4a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:6b:01:67:d9:af 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-12980) 07/27/26 _x86_64_ (8 CPU) 15:06:22 LINUX RESTART (8 CPU) 15:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:01 107.76 0.86 102.18 4.73 24.77 8932.00 4530.71 15:30:13 9.79 0.20 8.39 1.19 2.10 1492.64 944.91 Average: 57.80 0.53 54.34 2.92 13.21 5137.94 2701.96 15:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:01 15991780 24803752 7443332 22.65 469916 7879752 9488364 27.98 1476728 14168860 8572 15:30:13 15930336 25148180 7095168 21.59 478080 8248700 13971308 41.20 1556552 14131364 5088 Average: 15961058 24975966 7269250 22.12 473998 8064226 11729836 34.59 1516640 14150112 6830 15:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:01 lo 2.68 2.68 1.14 1.14 0.00 0.00 0.00 0.00 15:20:01 ens3 243.73 136.07 469.86 61.89 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:13 lo 5.19 5.19 0.86 0.86 0.00 0.00 0.00 0.00 15:30:13 ens3 160.76 85.15 102.49 44.60 0.00 0.00 0.00 0.00 15:30:13 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 201.41 110.10 282.50 53.07 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-12980) 07/27/26 _x86_64_ (8 CPU) 15:06:22 LINUX RESTART (8 CPU) 15:10:12 CPU %user %nice %system %iowait %steal %idle 15:20:01 all 78.69 0.00 2.89 0.13 0.17 18.12 15:20:01 0 77.49 0.00 2.98 0.14 0.18 19.21 15:20:01 1 79.40 0.00 2.67 0.16 0.18 17.59 15:20:01 2 79.33 0.00 2.79 0.09 0.18 17.62 15:20:01 3 81.98 0.00 2.89 0.18 0.16 14.80 15:20:01 4 77.53 0.00 3.00 0.09 0.16 19.22 15:20:01 5 76.50 0.00 2.86 0.14 0.16 20.34 15:20:01 6 77.35 0.00 3.12 0.15 0.16 19.23 15:20:01 7 80.00 0.00 2.77 0.10 0.17 16.96 15:30:13 all 96.84 0.00 2.95 0.00 0.18 0.04 15:30:13 0 96.77 0.00 3.02 0.00 0.18 0.04 15:30:13 1 96.95 0.00 2.83 0.00 0.18 0.04 15:30:13 2 96.87 0.00 2.92 0.00 0.17 0.03 15:30:13 3 96.87 0.00 2.93 0.00 0.17 0.03 15:30:13 4 96.78 0.00 3.00 0.00 0.18 0.04 15:30:13 5 97.05 0.00 2.75 0.00 0.18 0.03 15:30:13 6 96.59 0.00 3.18 0.00 0.18 0.05 15:30:13 7 96.84 0.00 2.95 0.00 0.18 0.04 Average: all 87.96 0.00 2.92 0.06 0.17 8.89 Average: 0 87.33 0.00 3.00 0.07 0.18 9.43 Average: 1 88.36 0.00 2.75 0.08 0.18 8.63 Average: 2 88.29 0.00 2.85 0.05 0.18 8.64 Average: 3 89.58 0.00 2.91 0.09 0.17 7.26 Average: 4 87.36 0.00 3.00 0.04 0.17 9.43 Average: 5 86.99 0.00 2.80 0.07 0.17 9.97 Average: 6 87.17 0.00 3.15 0.07 0.17 9.44 Average: 7 88.60 0.00 2.86 0.05 0.17 8.32