---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3532 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 23G 133G 15% / 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 843 13860 4 17388 30781 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:04:36:f6 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 84815sec preferred_lft 84815sec inet6 fe80::f816:3eff:fe04:36f6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:d8:6d:60:e9:f9 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::84d8:6dff:fe60:e9f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3532) 06/29/26 _x86_64_ (8 CPU) 10:28:55 LINUX RESTART (8 CPU) 10:30:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:09 19.70 3.35 15.44 0.91 557.42 5284.59 8041.77 10:50:01 180.78 0.63 171.52 8.62 43.64 46398.57 52480.86 Average: 101.07 1.98 94.29 4.80 297.86 26054.84 30491.82 10:30:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:09 26507512 30124644 2186940 6.65 135776 3736432 2388296 7.04 694964 5216364 82328 10:50:01 13997272 28179640 4056760 12.34 394016 13302488 3265320 9.63 4423280 13128580 25028 Average: 20252392 29152142 3121850 9.50 264896 8519460 2826808 8.34 2559122 9172472 53678 10:30:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:09 lo 5.23 5.23 2.05 2.05 0.00 0.00 0.00 0.00 10:40:09 ens3 122.96 93.93 1600.17 18.60 0.00 0.00 0.00 0.00 10:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 0.86 0.86 0.08 0.08 0.00 0.00 0.00 0.00 10:50:01 ens3 117.49 86.85 2024.19 11.06 0.00 0.00 0.00 0.00 10:50:01 docker0 8.94 12.23 0.77 201.56 0.00 0.00 0.00 0.00 Average: lo 3.02 3.02 1.06 1.06 0.00 0.00 0.00 0.00 Average: ens3 120.20 90.35 1814.38 14.79 0.00 0.00 0.00 0.00 Average: docker0 4.52 6.18 0.39 101.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3532) 06/29/26 _x86_64_ (8 CPU) 10:28:55 LINUX RESTART (8 CPU) 10:30:29 CPU %user %nice %system %iowait %steal %idle 10:40:09 all 40.89 0.00 1.11 0.06 0.08 57.87 10:40:09 0 35.15 0.00 1.03 0.15 0.07 63.60 10:40:09 1 41.33 0.00 0.88 0.02 0.08 57.71 10:40:09 2 47.51 0.00 1.45 0.05 0.09 50.91 10:40:09 3 42.70 0.00 1.02 0.04 0.08 56.15 10:40:09 4 37.55 0.00 0.99 0.07 0.07 61.32 10:40:09 5 37.66 0.00 1.13 0.06 0.07 61.09 10:40:09 6 42.50 0.00 1.15 0.06 0.08 56.21 10:40:09 7 42.70 0.00 1.24 0.02 0.07 55.97 10:50:01 all 15.35 0.00 3.06 0.50 0.06 81.02 10:50:01 0 17.17 0.00 2.22 0.41 0.07 80.14 10:50:01 1 12.06 0.00 3.10 0.55 0.06 84.24 10:50:01 2 14.13 0.00 2.98 0.28 0.06 82.55 10:50:01 3 16.80 0.00 4.54 0.63 0.06 77.97 10:50:01 4 12.25 0.00 2.59 0.90 0.06 84.20 10:50:01 5 23.36 0.00 3.38 0.47 0.07 72.72 10:50:01 6 17.24 0.00 3.31 0.31 0.06 79.09 10:50:01 7 9.82 0.00 2.41 0.45 0.06 87.27 Average: all 28.01 0.00 2.10 0.28 0.07 69.54 Average: 0 26.07 0.00 1.63 0.28 0.07 71.95 Average: 1 26.58 0.00 1.99 0.28 0.07 71.08 Average: 2 30.68 0.00 2.22 0.17 0.07 66.86 Average: 3 29.66 0.00 2.79 0.34 0.07 67.14 Average: 4 24.79 0.00 1.80 0.48 0.07 72.86 Average: 5 30.45 0.00 2.26 0.26 0.07 66.95 Average: 6 29.77 0.00 2.24 0.18 0.07 67.74 Average: 7 26.11 0.00 1.83 0.24 0.06 71.76