---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14181 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: 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 762 18902 4 12427 30862 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:97:fc:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84504sec preferred_lft 84504sec inet6 fe80::f816:3eff:fe97:fc7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:28:74:3d:a2:ef 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::b828:74ff:fe3d:a2ef/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-14181) 05/14/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.43 0.50 22.41 0.52 17.68 15324.40 1595.44 00:30:06 41.18 2.02 37.95 1.22 315.12 10508.95 4102.75 Average: 32.38 1.26 30.24 0.87 167.63 12896.81 2859.44 00:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19057628 27921832 4367236 13.29 190156 8732676 4644696 13.70 2215700 10942932 2532 00:30:06 19556480 31600280 669668 2.04 235832 11720116 1317100 3.88 3248780 9218296 448 Average: 19307054 29761056 2518452 7.66 212994 10226396 2980898 8.79 2732240 10080614 1490 00:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 251.11 251.11 244.98 244.98 0.00 0.00 0.00 0.00 00:20:01 ens3 60.21 50.50 322.43 12.86 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:06 lo 13.78 13.78 1.57 1.57 0.00 0.00 0.00 0.00 00:30:06 ens3 171.56 184.53 330.30 2703.67 0.00 0.00 0.00 0.00 00:30:06 docker0 87.28 83.16 1365.25 160.39 0.00 0.00 0.00 0.00 Average: lo 131.47 131.47 122.27 122.27 0.00 0.00 0.00 0.00 Average: ens3 116.35 118.07 326.39 1369.37 0.00 0.00 0.00 0.00 Average: docker0 44.00 41.92 688.26 80.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-14181) 05/14/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:06 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.45 0.00 1.30 0.21 0.06 70.99 00:20:01 0 20.25 0.00 0.84 0.02 0.07 78.82 00:20:01 1 32.91 0.00 1.45 0.15 0.07 65.42 00:20:01 2 24.94 0.00 1.42 0.23 0.06 73.34 00:20:01 3 26.58 0.00 1.35 0.95 0.07 71.05 00:20:01 4 35.28 0.00 1.45 0.02 0.06 63.19 00:20:01 5 25.30 0.00 1.13 0.04 0.06 73.47 00:20:01 6 28.69 0.00 1.19 0.07 0.06 69.98 00:20:01 7 25.61 0.00 1.53 0.17 0.06 72.63 00:30:06 all 9.85 0.00 1.08 0.17 0.05 88.85 00:30:06 0 10.85 0.00 0.84 0.11 0.06 88.14 00:30:06 1 12.59 0.00 1.03 0.09 0.05 86.24 00:30:06 2 5.70 0.00 0.68 0.05 0.04 93.52 00:30:06 3 5.60 0.00 0.70 0.21 0.05 93.43 00:30:06 4 5.19 0.00 0.62 0.24 0.05 93.90 00:30:06 5 10.19 0.00 1.78 0.31 0.05 87.68 00:30:06 6 15.73 0.00 1.71 0.22 0.05 82.28 00:30:06 7 12.91 0.00 1.29 0.11 0.05 85.64 Average: all 18.56 0.00 1.19 0.19 0.06 80.00 Average: 0 15.51 0.00 0.84 0.06 0.06 83.52 Average: 1 22.66 0.00 1.24 0.12 0.06 75.93 Average: 2 15.22 0.00 1.05 0.14 0.05 83.53 Average: 3 16.00 0.00 1.02 0.58 0.06 82.34 Average: 4 20.10 0.00 1.03 0.13 0.06 78.68 Average: 5 17.67 0.00 1.46 0.18 0.05 80.64 Average: 6 22.16 0.00 1.45 0.15 0.06 76.19 Average: 7 19.20 0.00 1.41 0.14 0.06 79.20