---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3577 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: 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 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 914 19781 4 11396 30710 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:e4:38:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.197/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84700sec preferred_lft 84700sec inet6 fe80::f816:3eff:fee4:3889/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:72:ae:05:54:dc 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-3577) 06/29/26 _x86_64_ (8 CPU) 11:45:23 LINUX RESTART (8 CPU) 11:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:13 36.82 0.79 33.29 2.75 25.74 6365.97 3825.12 12:10:02 10.85 0.24 9.44 1.17 7.36 3094.57 1700.27 Average: 24.09 0.52 21.59 1.97 16.73 4761.81 2783.19 11:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:13 15047716 23955500 8288824 25.22 474468 7963784 11204544 33.04 1492452 15096972 3728 12:10:02 14720876 24476292 7765252 23.63 481364 8771076 9819268 28.96 1578840 15310428 2052 Average: 14884296 24215896 8027038 24.43 477916 8367430 10511906 31.00 1535646 15203700 2890 11:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:13 lo 3.85 3.85 1.29 1.29 0.00 0.00 0.00 0.00 12:00:13 ens3 270.12 174.15 546.28 66.62 0.00 0.00 0.00 0.00 12:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:02 lo 4.37 4.37 0.72 0.72 0.00 0.00 0.00 0.00 12:10:02 ens3 127.17 74.67 110.02 36.68 0.00 0.00 0.00 0.00 12:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.10 4.10 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 200.03 125.37 332.36 51.94 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-3577) 06/29/26 _x86_64_ (8 CPU) 11:45:23 LINUX RESTART (8 CPU) 11:50:01 CPU %user %nice %system %iowait %steal %idle 12:00:13 all 79.99 0.00 2.80 0.03 0.13 17.05 12:00:13 0 80.35 0.00 2.71 0.01 0.13 16.80 12:00:13 1 79.02 0.00 2.81 0.04 0.13 17.99 12:00:13 2 77.44 0.00 2.86 0.07 0.13 19.50 12:00:13 3 80.14 0.00 2.71 0.05 0.13 16.97 12:00:13 4 79.60 0.00 2.89 0.02 0.13 17.36 12:00:13 5 80.79 0.00 3.08 0.01 0.14 15.98 12:00:13 6 78.09 0.00 2.74 0.01 0.14 19.02 12:00:13 7 84.44 0.00 2.62 0.02 0.14 12.78 12:10:02 all 96.91 0.00 2.90 0.00 0.15 0.04 12:10:02 0 96.79 0.00 3.01 0.00 0.15 0.05 12:10:02 1 96.94 0.00 2.88 0.00 0.16 0.03 12:10:02 2 97.13 0.00 2.69 0.00 0.16 0.03 12:10:02 3 96.95 0.00 2.86 0.00 0.15 0.04 12:10:02 4 96.91 0.00 2.91 0.00 0.15 0.04 12:10:02 5 96.93 0.00 2.88 0.00 0.15 0.05 12:10:02 6 96.85 0.00 2.96 0.00 0.16 0.04 12:10:02 7 96.76 0.00 3.04 0.00 0.15 0.05 Average: all 88.29 0.00 2.85 0.01 0.14 8.70 Average: 0 88.41 0.00 2.85 0.01 0.14 8.58 Average: 1 87.81 0.00 2.84 0.02 0.15 9.18 Average: 2 87.11 0.00 2.77 0.03 0.14 9.94 Average: 3 88.40 0.00 2.78 0.02 0.14 8.66 Average: 4 88.09 0.00 2.90 0.01 0.14 8.86 Average: 5 88.71 0.00 2.98 0.01 0.14 8.16 Average: 6 87.30 0.00 2.85 0.01 0.15 9.70 Average: 7 90.49 0.00 2.83 0.01 0.14 6.53