---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26470 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 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 685 9915 4 5389 14961 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:23:f0:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.122/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84427sec preferred_lft 84427sec inet6 fe80::f816:3eff:fe23:f022/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:ec:cb:c2:9b:79 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-26470) 06/10/26 _x86_64_ (4 CPU) 14:52:04 LINUX RESTART (4 CPU) 15:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:01 42.20 0.03 36.04 6.14 0.64 1454.24 150701.40 15:20:08 32.57 0.18 28.00 4.39 5.75 6020.55 29786.22 Average: 37.36 0.11 32.00 5.26 3.21 3750.33 89901.21 15:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 9529040 12973408 2985984 18.24 155140 3413728 3183048 18.27 675636 5772752 52 15:20:08 7990160 12967872 2982844 18.22 183972 4838060 2989788 17.16 1221172 6685920 4104 Average: 8759600 12970640 2984414 18.23 169556 4125894 3086418 17.72 948404 6229336 2078 15:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 lo 48.51 48.51 11.89 11.89 0.00 0.00 0.00 0.00 15:10:01 ens3 7.87 6.60 8.31 2.39 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:08 lo 1918.92 1918.92 1825.77 1825.77 0.00 0.00 0.00 0.00 15:20:08 ens3 75.00 56.34 471.84 13.91 0.00 0.00 0.00 0.00 15:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 989.02 989.02 923.97 923.97 0.00 0.00 0.00 0.00 Average: ens3 41.63 31.61 241.39 8.18 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-26470) 06/10/26 _x86_64_ (4 CPU) 14:52:04 LINUX RESTART (4 CPU) 15:00:01 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 19.77 0.00 0.96 0.27 0.08 78.91 15:10:01 0 20.43 0.00 0.97 0.21 0.08 78.32 15:10:01 1 19.61 0.00 0.99 0.16 0.08 79.17 15:10:01 2 19.20 0.00 1.02 0.52 0.08 79.19 15:10:01 3 19.85 0.00 0.89 0.20 0.08 78.98 15:20:08 all 45.82 0.00 2.34 0.11 0.10 51.64 15:20:08 0 45.16 0.00 2.24 0.16 0.10 52.33 15:20:08 1 44.80 0.00 2.16 0.08 0.10 52.87 15:20:08 2 45.51 0.00 2.45 0.10 0.10 51.84 15:20:08 3 47.80 0.00 2.52 0.08 0.10 49.50 Average: all 32.87 0.00 1.66 0.19 0.09 65.20 Average: 0 32.87 0.00 1.61 0.18 0.09 65.25 Average: 1 32.28 0.00 1.58 0.12 0.09 65.94 Average: 2 32.42 0.00 1.74 0.31 0.09 65.44 Average: 3 33.90 0.00 1.71 0.14 0.09 64.16