---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-357 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 12G 144G 8% / 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 784 25004 4 6302 30839 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:ce:ee:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.126/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84956sec preferred_lft 84956sec inet6 fe80::f816:3eff:fece:ee92/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:b4:ed:9d:64:8d 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-357) 07/29/26 _x86_64_ (8 CPU) 13:57:05 LINUX RESTART (8 CPU) 14:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:00 2.53 0.86 1.66 0.01 27.44 62.89 222.00 14:20:00 50.84 4.95 44.70 1.19 221.89 14317.56 10377.04 Average: 26.68 2.90 23.18 0.60 124.67 7190.23 5299.52 14:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:00 30157124 31823268 562860 1.71 59948 1943796 1521692 4.49 201908 2235412 10976 14:20:00 25965584 31641236 663592 2.02 152564 5721504 1177352 3.47 1390512 5001820 157300 Average: 28061354 31732252 613226 1.87 106256 3832650 1349522 3.98 796210 3618616 84138 14:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:00 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 14:10:00 ens3 5.55 2.96 22.94 0.65 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 lo 155.79 155.79 191.55 191.55 0.00 0.00 0.00 0.00 14:20:00 ens3 719.39 409.21 1817.36 1230.31 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 77.95 77.95 95.78 95.78 0.00 0.00 0.00 0.00 Average: ens3 362.47 206.08 920.15 615.48 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-357) 07/29/26 _x86_64_ (8 CPU) 13:57:05 LINUX RESTART (8 CPU) 14:00:00 CPU %user %nice %system %iowait %steal %idle 14:10:00 all 0.09 0.00 0.03 0.01 0.00 99.87 14:10:00 0 0.16 0.00 0.01 0.00 0.00 99.82 14:10:00 1 0.16 0.00 0.06 0.00 0.01 99.77 14:10:00 2 0.10 0.00 0.02 0.00 0.01 99.87 14:10:00 3 0.01 0.00 0.02 0.00 0.01 99.97 14:10:00 4 0.09 0.00 0.01 0.00 0.00 99.90 14:10:00 5 0.17 0.00 0.05 0.02 0.01 99.76 14:10:00 6 0.05 0.00 0.01 0.00 0.00 99.94 14:10:00 7 0.02 0.00 0.03 0.03 0.00 99.92 14:20:00 all 14.63 0.00 1.36 0.36 0.07 83.59 14:20:00 0 12.79 0.00 1.44 0.82 0.06 84.89 14:20:00 1 12.61 0.00 1.44 0.15 0.08 85.73 14:20:00 2 19.71 0.00 1.75 0.36 0.09 78.08 14:20:00 3 14.25 0.00 1.50 0.27 0.07 83.90 14:20:00 4 12.53 0.00 1.00 0.03 0.08 86.37 14:20:00 5 17.40 0.00 1.35 0.18 0.07 81.00 14:20:00 6 17.63 0.00 1.27 0.08 0.06 80.95 14:20:00 7 10.11 0.00 1.08 0.95 0.07 87.80 Average: all 7.35 0.00 0.69 0.18 0.04 91.74 Average: 0 6.46 0.00 0.73 0.41 0.03 92.37 Average: 1 6.37 0.00 0.75 0.07 0.04 92.76 Average: 2 9.89 0.00 0.89 0.18 0.05 89.00 Average: 3 7.12 0.00 0.76 0.14 0.04 91.95 Average: 4 6.29 0.00 0.50 0.01 0.04 93.15 Average: 5 8.77 0.00 0.70 0.10 0.04 90.40 Average: 6 8.83 0.00 0.64 0.04 0.03 90.45 Average: 7 5.05 0.00 0.55 0.49 0.03 93.87