---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-41 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 896 24793 4 6401 30727 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:f3:ab:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.239/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84329sec preferred_lft 84329sec inet6 fe80::f816:3eff:fef3:ab0e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:1e:06:58:6b:4e 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-41) 03/17/26 _x86_64_ (8 CPU) 13:01:44 LINUX RESTART (8 CPU) 13:10:27 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:12 27.61 0.15 23.80 3.66 5.95 2191.54 16440.66 13:30:17 47.11 0.01 28.47 18.63 0.22 3228.04 519089.19 Average: 37.53 0.08 26.18 11.27 3.04 2718.47 271972.56 13:10:27 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:12 25441572 29287316 3018496 9.19 175248 3885452 3617388 10.67 860812 6104840 29304 13:30:17 24683168 29170688 3129636 9.52 215764 4432456 3073276 9.06 1025420 6627788 17832 Average: 25062370 29229002 3074066 9.35 195506 4158954 3345332 9.87 943116 6366314 23568 13:10:27 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:12 lo 1401.29 1401.29 1333.37 1333.37 0.00 0.00 0.00 0.00 13:20:12 ens3 23.70 18.72 10.27 6.67 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:17 lo 1512.94 1512.94 1440.17 1440.17 0.00 0.00 0.00 0.00 13:30:17 ens3 26.04 20.64 9.56 7.15 0.00 0.00 0.00 0.00 13:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1458.05 1458.05 1387.67 1387.67 0.00 0.00 0.00 0.00 Average: ens3 24.89 19.69 9.91 6.91 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-41) 03/17/26 _x86_64_ (8 CPU) 13:01:44 LINUX RESTART (8 CPU) 13:10:27 CPU %user %nice %system %iowait %steal %idle 13:20:12 all 35.01 0.00 1.52 0.28 0.10 63.08 13:20:12 0 33.21 0.00 1.49 0.65 0.09 64.56 13:20:12 1 35.76 0.00 1.55 0.14 0.10 62.44 13:20:12 2 37.92 0.00 1.73 0.30 0.11 59.94 13:20:12 3 35.86 0.00 1.65 0.12 0.10 62.27 13:20:12 4 32.33 0.00 1.67 0.61 0.10 65.28 13:20:12 5 35.84 0.00 1.42 0.29 0.10 62.36 13:20:12 6 32.53 0.00 1.56 0.10 0.10 65.71 13:20:12 7 36.66 0.00 1.09 0.06 0.10 62.09 13:30:17 all 37.64 0.00 1.77 0.31 0.11 60.18 13:30:17 0 35.15 0.00 1.84 0.40 0.11 62.50 13:30:17 1 39.12 0.00 1.68 0.38 0.10 58.71 13:30:17 2 37.07 0.00 1.92 0.09 0.10 60.82 13:30:17 3 37.40 0.00 1.85 0.25 0.11 60.40 13:30:17 4 40.27 0.00 1.97 0.50 0.11 57.14 13:30:17 5 37.86 0.00 1.59 0.15 0.10 60.29 13:30:17 6 38.05 0.00 1.46 0.21 0.11 60.17 13:30:17 7 36.19 0.00 1.81 0.48 0.10 61.42 Average: all 36.35 0.00 1.64 0.30 0.10 61.61 Average: 0 34.20 0.00 1.67 0.52 0.10 63.51 Average: 1 37.47 0.00 1.62 0.27 0.10 60.55 Average: 2 37.49 0.00 1.83 0.20 0.11 60.38 Average: 3 36.64 0.00 1.75 0.18 0.10 61.32 Average: 4 36.37 0.00 1.82 0.56 0.11 61.14 Average: 5 36.87 0.00 1.51 0.22 0.10 61.31 Average: 6 35.33 0.00 1.51 0.15 0.11 62.90 Average: 7 36.42 0.00 1.45 0.27 0.10 61.75