---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8429 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 67G 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 625 10516 4 4847 15021 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:45:5e:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84751sec preferred_lft 84751sec inet6 fe80::f816:3eff:fe45:5e8f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:06:18:48:f8:7c 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-8429) 04/27/26 _x86_64_ (4 CPU) 09:54:21 LINUX RESTART (4 CPU) 10:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:12 3.77 0.07 3.52 0.18 6.99 578.84 542.46 10:20:09 19.19 0.52 17.15 1.52 19.51 2386.99 6691.13 Average: 11.41 0.30 10.27 0.84 13.19 1474.24 3587.29 10:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:12 9435008 12537176 3424980 20.92 115716 3147484 3581004 20.55 532724 6046436 40 10:20:09 10843216 15438688 517764 3.16 135872 4562184 1032248 5.93 889920 4217128 1044712 Average: 10139112 13987932 1971372 12.04 125794 3854834 2306626 13.24 711322 5131782 522376 10:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:12 lo 0.60 0.60 0.37 0.37 0.00 0.00 0.00 0.00 10:10:12 ens3 9.30 7.85 35.79 2.23 0.00 0.00 0.00 0.00 10:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:09 lo 526.83 526.83 501.30 501.30 0.00 0.00 0.00 0.00 10:20:09 ens3 45.12 35.69 489.71 5.49 0.00 0.00 0.00 0.00 10:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 261.19 261.19 248.44 248.44 0.00 0.00 0.00 0.00 Average: ens3 27.04 21.63 260.57 3.85 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-8429) 04/27/26 _x86_64_ (4 CPU) 09:54:21 LINUX RESTART (4 CPU) 10:00:03 CPU %user %nice %system %iowait %steal %idle 10:10:12 all 48.03 0.00 0.70 0.02 0.09 51.16 10:10:12 0 42.26 0.00 0.64 0.01 0.09 57.00 10:10:12 1 54.05 0.00 0.81 0.02 0.09 45.03 10:10:12 2 51.99 0.00 0.74 0.02 0.10 47.15 10:10:12 3 43.83 0.00 0.61 0.02 0.09 55.45 10:20:09 all 54.44 0.00 1.42 0.06 0.08 43.99 10:20:09 0 44.30 0.00 1.29 0.05 0.08 54.28 10:20:09 1 75.12 0.00 1.48 0.04 0.10 23.26 10:20:09 2 51.24 0.00 1.68 0.03 0.09 46.96 10:20:09 3 47.08 0.00 1.22 0.14 0.08 51.48 Average: all 51.21 0.00 1.06 0.04 0.09 47.61 Average: 0 43.27 0.00 0.96 0.03 0.08 55.66 Average: 1 64.48 0.00 1.14 0.03 0.10 34.26 Average: 2 51.62 0.00 1.20 0.03 0.09 47.06 Average: 3 45.44 0.00 0.91 0.08 0.08 53.49