---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37231 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 688 8647 4 6653 14958 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:4a:2f:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84371sec preferred_lft 84371sec inet6 fe80::f816:3eff:fe4a:2f05/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:f5:b0:34:8e:9c 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-4c-4g-37231) 03/25/26 _x86_64_ (4 CPU) 09:33:34 LINUX RESTART (4 CPU) 09:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:01 32.91 0.06 16.92 15.93 6.53 1955.59 256561.87 10:00:18 31.25 0.03 28.23 3.00 0.43 4227.47 21310.41 Average: 32.06 0.04 22.73 9.29 3.39 3122.30 135749.64 09:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:01 9261872 13074244 2883192 17.61 143284 3780116 2980848 17.11 770948 5946800 101340 10:00:18 7703284 12408116 3544872 21.65 160680 4614728 3449100 19.80 1041332 7175564 1752 Average: 8482578 12741180 3214032 19.63 151982 4197422 3214974 18.45 906140 6561182 51546 09:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:01 lo 1167.28 1167.28 1105.59 1105.59 0.00 0.00 0.00 0.00 09:50:01 ens3 24.36 19.66 17.62 6.58 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:18 lo 1293.82 1293.82 1228.77 1228.77 0.00 0.00 0.00 0.00 10:00:18 ens3 26.23 21.37 42.50 6.80 0.00 0.00 0.00 0.00 10:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1232.26 1232.26 1168.85 1168.85 0.00 0.00 0.00 0.00 Average: ens3 25.32 20.54 30.39 6.70 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-4c-4g-37231) 03/25/26 _x86_64_ (4 CPU) 09:33:34 LINUX RESTART (4 CPU) 09:40:18 CPU %user %nice %system %iowait %steal %idle 09:50:01 all 65.55 0.00 2.26 0.64 0.19 31.35 09:50:01 0 65.96 0.00 2.29 0.37 0.18 31.21 09:50:01 1 65.92 0.00 2.11 1.25 0.22 30.50 09:50:01 2 66.11 0.00 2.48 0.45 0.19 30.76 09:50:01 3 64.22 0.00 2.16 0.51 0.18 32.93 10:00:18 all 58.58 0.00 2.38 0.58 0.15 38.31 10:00:18 0 58.71 0.00 2.50 0.61 0.15 38.04 10:00:18 1 57.76 0.00 2.51 0.49 0.16 39.09 10:00:18 2 58.20 0.00 2.29 0.39 0.14 38.99 10:00:18 3 59.65 0.00 2.24 0.85 0.15 37.11 Average: all 61.97 0.00 2.32 0.61 0.17 34.92 Average: 0 62.24 0.00 2.39 0.49 0.16 34.71 Average: 1 61.73 0.00 2.31 0.86 0.19 34.91 Average: 2 62.05 0.00 2.38 0.42 0.17 34.99 Average: 3 61.87 0.00 2.20 0.68 0.16 35.08