---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-29449 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 11G 145G 7% / 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 719 26434 4 4937 30904 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:ea:c9:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85078sec preferred_lft 85078sec inet6 fe80::f816:3eff:feea:c91c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:94:17:70:20:93 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-29449) 06/22/26 _x86_64_ (8 CPU) 07:29:46 LINUX RESTART (8 CPU) 07:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:40:34 15.61 6.66 8.62 0.33 1201.86 13252.53 1253.67 07:50:34 60.70 3.56 55.48 1.66 225.08 11408.63 3407.76 Average: 37.54 5.15 31.42 0.98 726.68 12355.52 2301.58 07:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:40:34 30123016 31864872 518328 1.58 62588 2016048 1501820 4.43 231276 2198540 32 07:50:34 26746756 31655884 646480 1.97 223956 4806700 1204432 3.55 661832 4874172 205452 Average: 28434886 31760378 582404 1.77 143272 3411374 1353126 3.99 446554 3536356 102742 07:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:40:34 lo 0.22 0.22 0.02 0.02 0.00 0.00 0.00 0.00 07:40:34 ens3 18.76 11.27 143.53 2.12 0.00 0.00 0.00 0.00 07:40:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:34 lo 0.71 0.71 0.07 0.07 0.00 0.00 0.00 0.00 07:50:34 ens3 226.97 177.25 1005.89 44.12 0.00 0.00 0.00 0.00 07:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 120.05 92.01 563.04 22.56 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-29449) 06/22/26 _x86_64_ (8 CPU) 07:29:46 LINUX RESTART (8 CPU) 07:30:00 CPU %user %nice %system %iowait %steal %idle 07:40:34 all 0.36 0.00 0.14 0.18 0.01 99.32 07:40:34 0 0.25 0.00 0.12 0.27 0.00 99.36 07:40:34 1 0.62 0.00 0.11 0.06 0.01 99.20 07:40:34 2 0.49 0.00 0.11 0.03 0.01 99.37 07:40:34 3 0.31 0.00 0.26 0.22 0.01 99.20 07:40:34 4 0.26 0.00 0.09 0.07 0.01 99.56 07:40:34 5 0.42 0.00 0.09 0.03 0.00 99.46 07:40:34 6 0.32 0.00 0.26 0.54 0.00 98.88 07:40:34 7 0.24 0.00 0.07 0.19 0.00 99.50 07:50:34 all 24.66 0.00 1.09 0.17 0.06 74.01 07:50:34 0 20.89 0.00 0.97 0.11 0.06 77.97 07:50:34 1 24.83 0.00 1.17 0.08 0.06 73.86 07:50:34 2 25.84 0.00 1.04 0.10 0.06 72.95 07:50:34 3 29.61 0.00 1.59 0.42 0.07 68.30 07:50:34 4 21.98 0.00 1.01 0.31 0.06 76.64 07:50:34 5 25.84 0.00 0.95 0.13 0.06 73.02 07:50:34 6 22.27 0.00 0.85 0.08 0.06 76.75 07:50:34 7 26.06 0.00 1.17 0.11 0.06 72.60 Average: all 12.18 0.00 0.60 0.17 0.03 87.01 Average: 0 10.29 0.00 0.53 0.19 0.03 88.96 Average: 1 12.39 0.00 0.63 0.07 0.03 86.88 Average: 2 12.83 0.00 0.56 0.06 0.03 86.51 Average: 3 14.55 0.00 0.91 0.32 0.04 84.19 Average: 4 10.82 0.00 0.54 0.19 0.03 88.42 Average: 5 12.77 0.00 0.51 0.08 0.03 86.61 Average: 6 11.00 0.00 0.55 0.32 0.03 88.10 Average: 7 12.79 0.00 0.60 0.15 0.03 86.43