---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7237 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 922 19746 4 11423 30701 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:da:e4:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.110/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84677sec preferred_lft 84677sec inet6 fe80::f816:3eff:feda:e40e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:08:ec:a4:c8:d2 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-7237) 07/09/26 _x86_64_ (8 CPU) 07:44:02 LINUX RESTART (8 CPU) 07:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:06 19.32 0.73 17.40 1.19 18.79 4524.13 1437.56 08:10:01 31.52 0.05 9.92 21.55 5.87 2164.60 493667.47 Average: 25.36 0.39 13.69 11.28 12.39 3355.24 245284.71 07:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:06 16056872 25009892 7234500 22.01 475148 8005948 12506480 36.88 1515232 14061868 8384 08:10:01 17391168 26961244 5280580 16.07 481896 8591364 8733532 25.75 1610496 12617356 25996 Average: 16724020 25985568 6257540 19.04 478522 8298656 10620006 31.32 1562864 13339612 17190 07:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:06 lo 6.57 6.57 1.84 1.84 0.00 0.00 0.00 0.00 08:00:06 ens3 291.28 160.47 355.00 75.91 0.00 0.00 0.00 0.00 08:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 1.59 1.59 0.17 0.17 0.00 0.00 0.00 0.00 08:10:01 ens3 126.90 65.70 105.46 33.95 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.11 4.11 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 209.85 113.52 231.38 55.12 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-7237) 07/09/26 _x86_64_ (8 CPU) 07:44:02 LINUX RESTART (8 CPU) 07:50:01 CPU %user %nice %system %iowait %steal %idle 08:00:06 all 85.68 0.00 2.75 0.01 0.16 11.40 08:00:06 0 87.12 0.00 2.86 0.00 0.16 9.85 08:00:06 1 84.56 0.00 2.72 0.00 0.16 12.56 08:00:06 2 84.92 0.00 2.73 0.00 0.16 12.20 08:00:06 3 87.10 0.00 2.72 0.01 0.16 10.00 08:00:06 4 85.64 0.00 2.77 0.01 0.16 11.42 08:00:06 5 84.17 0.00 2.61 0.00 0.16 13.05 08:00:06 6 84.88 0.00 2.60 0.01 0.15 12.35 08:00:06 7 87.06 0.00 3.02 0.01 0.16 9.75 08:10:01 all 96.81 0.00 2.99 0.00 0.17 0.03 08:10:01 0 96.64 0.00 3.17 0.00 0.17 0.02 08:10:01 1 97.03 0.00 2.77 0.00 0.17 0.03 08:10:01 2 96.79 0.00 3.01 0.00 0.18 0.03 08:10:01 3 96.84 0.00 2.95 0.00 0.17 0.04 08:10:01 4 96.72 0.00 3.06 0.00 0.17 0.05 08:10:01 5 96.82 0.00 2.98 0.00 0.17 0.02 08:10:01 6 96.92 0.00 2.86 0.01 0.17 0.04 08:10:01 7 96.70 0.00 3.09 0.00 0.18 0.03 Average: all 91.20 0.00 2.87 0.00 0.17 5.76 Average: 0 91.84 0.00 3.01 0.00 0.17 4.98 Average: 1 90.74 0.00 2.74 0.00 0.16 6.35 Average: 2 90.80 0.00 2.87 0.00 0.17 6.16 Average: 3 91.93 0.00 2.84 0.01 0.17 5.06 Average: 4 91.13 0.00 2.92 0.00 0.17 5.79 Average: 5 90.44 0.00 2.80 0.00 0.16 6.60 Average: 6 90.85 0.00 2.73 0.01 0.16 6.25 Average: 7 91.84 0.00 3.05 0.00 0.17 4.93