---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18755 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 956 19586 4 11549 30668 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:8d:a7:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.43/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84720sec preferred_lft 84720sec inet6 fe80::f816:3eff:fe8d:a7e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:ed:fb:ef:86:d5 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18755) 06/21/26 _x86_64_ (8 CPU) 18:07:48 LINUX RESTART (8 CPU) 18:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:09 370.21 1.71 343.33 25.16 431.91 21639.27 537168.91 18:30:09 10.17 0.24 8.73 1.21 3.17 1552.93 719.01 Average: 190.19 0.98 176.03 13.18 217.54 11596.10 268943.96 18:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:09 16657824 25711396 6531504 19.88 479840 8105000 14006048 41.30 1619028 13356684 8244 18:30:09 16227788 25687176 6553976 19.94 487516 8484336 10308260 30.40 1700836 13686604 5300 Average: 16442806 25699286 6542740 19.91 483678 8294668 12157154 35.85 1659932 13521644 6772 18:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:09 lo 1.56 1.56 0.96 0.96 0.00 0.00 0.00 0.00 18:20:09 ens3 372.43 224.73 1191.54 71.66 0.00 0.00 0.00 0.00 18:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:09 lo 6.39 6.39 1.04 1.04 0.00 0.00 0.00 0.00 18:30:09 ens3 119.55 65.81 104.28 34.35 0.00 0.00 0.00 0.00 18:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.98 3.98 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 245.99 145.27 647.91 53.01 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18755) 06/21/26 _x86_64_ (8 CPU) 18:07:48 LINUX RESTART (8 CPU) 18:10:09 CPU %user %nice %system %iowait %steal %idle 18:20:09 all 67.30 0.00 3.56 0.39 0.11 28.64 18:20:09 0 64.10 0.00 3.38 0.26 0.10 32.16 18:20:09 1 63.48 0.00 3.30 0.40 0.11 32.71 18:20:09 2 64.97 0.00 3.53 0.41 0.11 30.99 18:20:09 3 68.92 0.00 3.56 0.54 0.11 26.87 18:20:09 4 68.96 0.00 3.42 0.45 0.11 27.07 18:20:09 5 67.19 0.00 3.61 0.38 0.11 28.71 18:20:09 6 74.73 0.00 4.29 0.39 0.11 20.48 18:20:09 7 66.08 0.00 3.39 0.28 0.11 30.14 18:30:09 all 96.93 0.00 2.92 0.00 0.12 0.04 18:30:09 0 97.05 0.00 2.80 0.00 0.12 0.03 18:30:09 1 96.77 0.00 3.06 0.00 0.12 0.04 18:30:09 2 97.13 0.00 2.71 0.00 0.12 0.04 18:30:09 3 96.95 0.00 2.88 0.00 0.12 0.04 18:30:09 4 96.88 0.00 2.95 0.00 0.12 0.05 18:30:09 5 96.91 0.00 2.95 0.00 0.12 0.02 18:30:09 6 96.90 0.00 2.94 0.00 0.12 0.04 18:30:09 7 96.80 0.00 3.05 0.00 0.12 0.03 Average: all 82.15 0.00 3.24 0.19 0.11 14.31 Average: 0 80.61 0.00 3.09 0.13 0.11 16.06 Average: 1 80.15 0.00 3.18 0.20 0.11 16.36 Average: 2 81.09 0.00 3.12 0.20 0.11 15.47 Average: 3 82.97 0.00 3.22 0.27 0.11 13.42 Average: 4 82.95 0.00 3.18 0.22 0.11 13.53 Average: 5 82.09 0.00 3.28 0.19 0.11 14.33 Average: 6 85.85 0.00 3.61 0.19 0.12 10.23 Average: 7 81.47 0.00 3.22 0.14 0.12 15.06