---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3994 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 912 19873 4 11307 30712 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:d1:8b:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.117/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84742sec preferred_lft 84742sec inet6 fe80::f816:3eff:fed1:8b46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:24:0e:7c:53:a7 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-3994) 06/30/26 _x86_64_ (8 CPU) 12:17:13 LINUX RESTART (8 CPU) 12:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:03 259.71 1.14 254.15 4.43 26.57 17143.53 6787.38 12:40:01 10.75 0.24 9.23 1.28 7.28 1665.16 2682.99 Average: 135.48 0.69 131.94 2.86 16.94 9419.84 4739.29 12:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:03 15350864 24156088 8090212 24.62 470452 7872152 10311480 30.41 1481000 14819112 2224 12:40:01 15496692 25145496 7096660 21.59 478480 8671928 9419928 27.78 1570976 14540856 415708 Average: 15423778 24650792 7593436 23.11 474466 8272040 9865704 29.09 1525988 14679984 208966 12:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:03 lo 1.51 1.51 0.95 0.95 0.00 0.00 0.00 0.00 12:30:03 ens3 375.84 215.82 606.87 95.84 0.00 0.00 0.00 0.00 12:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 6.66 6.66 1.07 1.07 0.00 0.00 0.00 0.00 12:40:01 ens3 130.92 82.01 112.26 40.02 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.08 4.08 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 253.63 149.05 360.06 67.99 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-3994) 06/30/26 _x86_64_ (8 CPU) 12:17:13 LINUX RESTART (8 CPU) 12:20:02 CPU %user %nice %system %iowait %steal %idle 12:30:03 all 71.19 0.00 3.22 0.15 0.12 25.32 12:30:03 0 69.11 0.00 3.21 0.14 0.12 27.42 12:30:03 1 71.10 0.00 3.30 0.10 0.12 25.38 12:30:03 2 72.21 0.00 3.57 0.23 0.12 23.88 12:30:03 3 78.57 0.00 3.15 0.16 0.12 18.00 12:30:03 4 69.83 0.00 3.08 0.13 0.11 26.85 12:30:03 5 68.24 0.00 2.97 0.15 0.11 28.53 12:30:03 6 70.88 0.00 2.97 0.13 0.12 25.89 12:30:03 7 69.62 0.00 3.54 0.16 0.12 26.56 12:40:01 all 96.85 0.00 2.97 0.00 0.14 0.05 12:40:01 0 96.82 0.00 2.99 0.00 0.14 0.05 12:40:01 1 96.94 0.00 2.88 0.00 0.14 0.04 12:40:01 2 96.89 0.00 2.93 0.00 0.14 0.04 12:40:01 3 96.87 0.00 2.94 0.00 0.14 0.05 12:40:01 4 96.82 0.00 2.99 0.00 0.14 0.04 12:40:01 5 96.78 0.00 3.03 0.00 0.14 0.05 12:40:01 6 96.68 0.00 3.12 0.00 0.14 0.06 12:40:01 7 96.99 0.00 2.84 0.00 0.14 0.04 Average: all 84.02 0.00 3.10 0.08 0.13 12.68 Average: 0 82.95 0.00 3.10 0.07 0.13 13.74 Average: 1 84.01 0.00 3.09 0.05 0.13 12.72 Average: 2 84.55 0.00 3.25 0.12 0.13 11.96 Average: 3 87.72 0.00 3.05 0.08 0.13 9.02 Average: 4 83.33 0.00 3.04 0.06 0.13 13.45 Average: 5 82.51 0.00 3.00 0.07 0.13 14.29 Average: 6 83.78 0.00 3.05 0.07 0.13 12.98 Average: 7 83.31 0.00 3.19 0.08 0.13 13.30