---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21236 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): 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: 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: 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 12G 67G 15% / 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 716 9586 4 5686 14929 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:19:5d:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84402sec preferred_lft 84402sec inet6 fe80::f816:3eff:fe19:5d97/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:13:cd:b0:94:4e 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-21236) 05/29/26 _x86_64_ (4 CPU) 12:35:28 LINUX RESTART (4 CPU) 12:40:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:10 40.91 2.05 23.31 15.55 130.52 4849.22 253358.35 13:00:14 29.95 0.04 26.80 3.11 1.54 3201.07 51660.03 Average: 35.38 1.03 25.07 9.27 65.36 4016.63 151466.34 12:40:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:10 9688372 13473184 2482712 15.16 157076 3712584 2701104 15.50 722284 5535540 27460 13:00:14 8107056 13311216 2638504 16.11 184016 5032764 2784228 15.98 1027108 6739116 889812 Average: 8897714 13392200 2560608 15.64 170546 4372674 2742666 15.74 874696 6137328 458636 12:40:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:10 lo 950.13 950.13 905.49 905.49 0.00 0.00 0.00 0.00 12:50:10 ens3 79.93 58.74 359.74 15.80 0.00 0.00 0.00 0.00 12:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:14 lo 1616.92 1616.92 1541.95 1541.95 0.00 0.00 0.00 0.00 13:00:14 ens3 49.33 39.15 212.85 11.09 0.00 0.00 0.00 0.00 13:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1286.97 1286.97 1227.01 1227.01 0.00 0.00 0.00 0.00 Average: ens3 64.47 48.84 285.54 13.42 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-4c-4g-21236) 05/29/26 _x86_64_ (4 CPU) 12:35:28 LINUX RESTART (4 CPU) 12:40:18 CPU %user %nice %system %iowait %steal %idle 12:50:10 all 66.77 0.00 2.24 0.18 0.10 30.71 12:50:10 0 67.30 0.00 2.28 0.14 0.10 30.17 12:50:10 1 66.63 0.00 2.26 0.30 0.10 30.71 12:50:10 2 68.13 0.00 2.53 0.11 0.11 29.12 12:50:10 3 65.02 0.00 1.89 0.16 0.10 32.83 13:00:14 all 46.77 0.00 2.12 5.14 0.09 45.88 13:00:14 0 45.46 0.00 2.20 8.21 0.08 44.05 13:00:14 1 48.97 0.00 2.25 4.14 0.09 44.55 13:00:14 2 46.14 0.00 2.30 3.49 0.09 47.98 13:00:14 3 46.50 0.00 1.73 4.74 0.09 46.94 Average: all 56.67 0.00 2.18 2.69 0.10 38.37 Average: 0 56.27 0.00 2.24 4.22 0.09 37.18 Average: 1 57.71 0.00 2.26 2.24 0.09 37.70 Average: 2 57.01 0.00 2.41 1.82 0.10 38.65 Average: 3 55.67 0.00 1.81 2.47 0.09 39.96