---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-19210 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 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 724 9741 4 5522 14921 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:05:3a:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.118/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84819sec preferred_lft 84819sec inet6 fe80::f816:3eff:fe05:3a68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:c8:3b:d1:f7:8e 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-19210) 05/23/26 _x86_64_ (4 CPU) 02:47:01 LINUX RESTART (4 CPU) 02:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:00:12 27.35 0.75 24.02 2.58 221.14 4246.96 12087.54 03:10:01 42.90 0.05 25.98 16.88 1.73 6086.88 249156.45 Average: 34.98 0.40 24.98 9.59 113.52 5149.45 128371.18 02:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:12 9619396 13592756 2361812 14.42 156056 3890676 2642540 15.17 808040 5505096 10948 03:10:01 7632816 13026260 2922032 17.85 181980 5213456 3186504 18.29 1112264 7111504 25616 Average: 8626106 13309508 2641922 16.14 169018 4552066 2914522 16.73 960152 6308300 18282 02:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:12 lo 1284.85 1284.85 1224.90 1224.90 0.00 0.00 0.00 0.00 03:00:12 ens3 53.97 41.45 375.65 9.82 0.00 0.00 0.00 0.00 03:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 lo 955.83 955.83 910.48 910.48 0.00 0.00 0.00 0.00 03:10:01 ens3 40.48 33.64 233.77 8.97 0.00 0.00 0.00 0.00 03:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1123.46 1123.46 1070.67 1070.67 0.00 0.00 0.00 0.00 Average: ens3 47.35 37.62 306.06 9.41 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-19210) 05/23/26 _x86_64_ (4 CPU) 02:47:01 LINUX RESTART (4 CPU) 02:50:01 CPU %user %nice %system %iowait %steal %idle 03:00:12 all 64.35 0.00 2.25 0.10 0.10 33.20 03:00:12 0 64.95 0.00 2.39 0.08 0.10 32.48 03:00:12 1 63.92 0.00 2.16 0.09 0.10 33.73 03:00:12 2 64.42 0.00 2.31 0.15 0.10 33.02 03:00:12 3 64.11 0.00 2.15 0.08 0.10 33.56 03:10:01 all 58.95 0.00 2.21 0.11 0.10 38.63 03:10:01 0 61.67 0.00 1.96 0.11 0.10 36.17 03:10:01 1 59.38 0.00 2.22 0.09 0.10 38.21 03:10:01 2 57.26 0.00 2.36 0.04 0.10 40.24 03:10:01 3 57.48 0.00 2.30 0.20 0.10 39.92 Average: all 61.70 0.00 2.23 0.10 0.10 35.86 Average: 0 63.34 0.00 2.18 0.09 0.10 34.29 Average: 1 61.69 0.00 2.19 0.09 0.10 35.93 Average: 2 60.91 0.00 2.33 0.10 0.10 36.56 Average: 3 60.86 0.00 2.23 0.13 0.10 36.68