---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25137 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: 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 11G 68G 14% / 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 671 10510 4 4808 14975 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:f2:b6:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.21/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84661sec preferred_lft 84661sec inet6 fe80::f816:3eff:fef2:b644/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:fc:64:e2:86:39 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-25137) 06/05/26 _x86_64_ (4 CPU) 14:54:30 LINUX RESTART (4 CPU) 15:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:18 11.70 0.42 10.12 1.15 16.16 2361.10 2763.07 15:20:20 27.10 0.74 22.27 4.09 25.24 3685.14 10769.56 Average: 19.32 0.58 16.13 2.61 20.65 3015.99 6723.18 15:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:18 9949220 13569480 2387776 14.58 145896 3568432 2611684 14.99 643512 5372224 15860 15:20:20 10804920 15368748 581920 3.55 174804 4421376 1099980 6.31 897780 4156328 12 Average: 10377070 14469114 1484848 9.07 160350 3994904 1855832 10.65 770646 4764276 7936 15:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:18 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 15:10:18 ens3 83.85 60.31 101.45 18.94 0.00 0.00 0.00 0.00 15:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:20 lo 1717.70 1717.70 1626.23 1626.23 0.00 0.00 0.00 0.00 15:20:20 ens3 106.18 92.95 406.66 149.82 0.00 0.00 0.00 0.00 15:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 850.31 850.31 804.43 804.43 0.00 0.00 0.00 0.00 Average: ens3 94.89 76.45 252.41 83.68 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-25137) 06/05/26 _x86_64_ (4 CPU) 14:54:30 LINUX RESTART (4 CPU) 15:00:02 CPU %user %nice %system %iowait %steal %idle 15:10:18 all 72.78 0.00 2.23 0.03 0.10 24.86 15:10:18 0 72.41 0.00 2.13 0.02 0.10 25.34 15:10:18 1 74.11 0.00 2.31 0.02 0.10 23.45 15:10:18 2 71.20 0.00 2.40 0.03 0.10 26.27 15:10:18 3 73.40 0.00 2.10 0.03 0.10 24.37 15:20:20 all 43.96 0.00 2.03 0.10 0.08 53.83 15:20:20 0 37.53 0.00 2.22 0.08 0.07 60.10 15:20:20 1 48.37 0.00 2.25 0.08 0.08 49.22 15:20:20 2 44.08 0.00 1.74 0.06 0.08 54.04 15:20:20 3 45.89 0.00 1.91 0.17 0.08 51.95 Average: all 58.52 0.00 2.13 0.06 0.09 39.19 Average: 0 55.14 0.00 2.17 0.05 0.09 42.55 Average: 1 61.38 0.00 2.28 0.05 0.09 36.19 Average: 2 57.78 0.00 2.07 0.05 0.09 40.01 Average: 3 59.79 0.00 2.01 0.10 0.09 38.01