---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4009 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: 5599.94 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 903 19876 4 11311 30720 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:78:55:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.108/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84747sec preferred_lft 84747sec inet6 fe80::f816:3eff:fe78:55b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:79:92:7d:64:86 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-4009) 06/30/26 _x86_64_ (8 CPU) 13:06:14 LINUX RESTART (8 CPU) 13:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 48.88 0.76 43.92 4.21 23.38 6960.44 6874.94 13:30:02 31.86 0.24 10.10 21.52 7.39 3024.57 488922.32 Average: 40.36 0.50 26.99 12.87 15.38 4990.55 248137.65 13:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 14898264 23718500 8526176 25.94 471584 7881128 12819164 37.80 1484168 15254920 6616 13:30:02 15825864 25489688 6752732 20.55 478856 8686328 9224124 27.20 1581052 14210204 3028 Average: 15362064 24604094 7639454 23.25 475220 8283728 11021644 32.50 1532610 14732562 4822 13:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 3.47 3.47 1.27 1.27 0.00 0.00 0.00 0.00 13:20:01 ens3 268.49 151.17 477.88 71.69 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:02 lo 4.68 4.68 0.75 0.75 0.00 0.00 0.00 0.00 13:30:02 ens3 114.81 70.30 109.36 38.17 0.00 0.00 0.00 0.00 13:30:02 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 191.57 110.69 293.43 54.92 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-4009) 06/30/26 _x86_64_ (8 CPU) 13:06:14 LINUX RESTART (8 CPU) 13:10:02 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 78.18 0.00 2.73 0.05 0.11 18.93 13:20:01 0 78.59 0.00 2.69 0.07 0.11 18.54 13:20:01 1 75.75 0.00 2.71 0.03 0.11 21.40 13:20:01 2 79.88 0.00 2.61 0.03 0.11 17.36 13:20:01 3 77.89 0.00 3.01 0.05 0.11 18.93 13:20:01 4 81.04 0.00 2.69 0.11 0.11 16.04 13:20:01 5 77.11 0.00 2.78 0.03 0.11 19.97 13:20:01 6 78.71 0.00 2.69 0.02 0.11 18.46 13:20:01 7 76.49 0.00 2.63 0.06 0.11 20.71 13:30:02 all 96.98 0.00 2.86 0.00 0.12 0.04 13:30:02 0 96.81 0.00 3.02 0.00 0.12 0.04 13:30:02 1 96.92 0.00 2.91 0.01 0.13 0.04 13:30:02 2 96.88 0.00 2.96 0.00 0.12 0.04 13:30:02 3 96.99 0.00 2.83 0.00 0.12 0.06 13:30:02 4 97.00 0.00 2.84 0.00 0.12 0.04 13:30:02 5 97.07 0.00 2.77 0.00 0.12 0.04 13:30:02 6 97.15 0.00 2.68 0.00 0.12 0.04 13:30:02 7 97.00 0.00 2.84 0.00 0.12 0.03 Average: all 87.60 0.00 2.79 0.03 0.12 9.47 Average: 0 87.72 0.00 2.86 0.03 0.12 9.28 Average: 1 86.35 0.00 2.81 0.02 0.12 10.70 Average: 2 88.40 0.00 2.79 0.02 0.12 8.68 Average: 3 87.46 0.00 2.92 0.03 0.12 9.48 Average: 4 89.04 0.00 2.77 0.06 0.12 8.03 Average: 5 87.11 0.00 2.78 0.01 0.12 9.98 Average: 6 87.95 0.00 2.69 0.01 0.12 9.23 Average: 7 86.77 0.00 2.74 0.03 0.12 10.35