---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-689 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 766 19157 4 12168 30858 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:f7:1d:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.35/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84524sec preferred_lft 84524sec inet6 fe80::f816:3eff:fef7:1d11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:f7:29:9f:97:1d 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::48f7:29ff:fe9f:971d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-689) 07/31/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:05 23.73 0.49 22.71 0.53 17.52 15435.17 1409.38 00:30:26 29.37 1.81 26.54 1.02 302.10 9714.37 2107.07 Average: 26.62 1.17 24.67 0.78 163.17 12507.16 1766.47 00:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:05 18961100 27692180 4597496 13.99 189484 8594848 4883108 14.40 2078428 11154692 672 00:30:26 19124572 30986132 1286048 3.91 228704 11545200 1908556 5.63 3070852 9858288 82524 Average: 19042836 29339156 2941772 8.95 209094 10070024 3395832 10.01 2574640 10506490 41598 00:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:05 lo 246.64 246.64 240.82 240.82 0.00 0.00 0.00 0.00 00:20:05 ens3 69.30 57.73 326.82 14.60 0.00 0.00 0.00 0.00 00:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:26 lo 15.47 15.47 1.71 1.71 0.00 0.00 0.00 0.00 00:30:26 ens3 183.39 193.38 358.87 2665.90 0.00 0.00 0.00 0.00 00:30:26 docker0 87.58 82.12 1331.58 10.44 0.00 0.00 0.00 0.00 Average: lo 128.32 128.32 118.44 118.44 0.00 0.00 0.00 0.00 Average: ens3 127.69 127.16 343.22 1371.58 0.00 0.00 0.00 0.00 Average: docker0 44.82 42.03 681.53 5.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-689) 07/31/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:14 CPU %user %nice %system %iowait %steal %idle 00:20:05 all 28.62 0.00 1.34 0.19 0.07 69.79 00:20:05 0 25.68 0.00 1.57 0.19 0.06 72.49 00:20:05 1 30.35 0.00 1.36 0.15 0.07 68.07 00:20:05 2 32.90 0.00 1.48 0.25 0.07 65.30 00:20:05 3 24.74 0.00 1.13 0.22 0.06 73.86 00:20:05 4 26.49 0.00 1.30 0.43 0.07 71.72 00:20:05 5 26.14 0.00 1.17 0.15 0.07 72.46 00:20:05 6 24.85 0.00 0.99 0.03 0.06 74.07 00:20:05 7 37.78 0.00 1.72 0.08 0.08 60.34 00:30:26 all 11.02 0.00 1.00 0.14 0.04 87.80 00:30:26 0 6.92 0.00 0.57 0.12 0.03 92.36 00:30:26 1 6.68 0.00 0.62 0.06 0.03 92.60 00:30:26 2 6.84 0.00 0.52 0.24 0.03 92.37 00:30:26 3 12.93 0.00 0.86 0.38 0.05 85.78 00:30:26 4 16.86 0.00 1.65 0.15 0.05 81.29 00:30:26 5 10.94 0.00 1.36 0.04 0.04 87.61 00:30:26 6 15.46 0.00 1.54 0.08 0.04 82.88 00:30:26 7 11.56 0.00 0.86 0.09 0.04 87.46 Average: all 19.60 0.00 1.16 0.17 0.05 79.02 Average: 0 16.07 0.00 1.06 0.15 0.05 82.67 Average: 1 18.22 0.00 0.98 0.11 0.05 80.64 Average: 2 19.55 0.00 0.99 0.24 0.05 79.17 Average: 3 18.69 0.00 0.99 0.30 0.05 79.96 Average: 4 21.55 0.00 1.48 0.29 0.06 76.62 Average: 5 18.35 0.00 1.27 0.09 0.05 80.23 Average: 6 20.04 0.00 1.27 0.06 0.05 78.58 Average: 7 24.34 0.00 1.28 0.09 0.06 74.23