---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10250 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 12G 66G 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 688 9165 4 6134 14958 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:0c:fc:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84384sec preferred_lft 84384sec inet6 fe80::f816:3eff:fe0c:fcbe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:7b:ee:93:e6:05 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-10250) 05/02/26 _x86_64_ (4 CPU) 02:24:42 LINUX RESTART (4 CPU) 02:30:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:13 35.38 0.07 19.21 16.10 6.65 2099.09 245980.90 02:50:09 32.29 0.04 29.14 3.12 0.81 4553.86 7270.42 Average: 33.83 0.05 24.19 9.59 3.72 3329.27 126353.77 02:30:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:13 9100540 12734792 3222800 19.68 138376 3615748 3247908 18.64 707432 6159820 25352 02:50:09 7422676 12090912 3861824 23.59 156668 4585096 3805256 21.84 993676 7508132 2160 Average: 8261608 12412852 3542312 21.63 147522 4100422 3526582 20.24 850554 6833976 13756 02:30:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:13 lo 1232.35 1232.35 1167.79 1167.79 0.00 0.00 0.00 0.00 02:40:13 ens3 42.05 35.07 27.84 13.07 0.00 0.00 0.00 0.00 02:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:09 lo 1250.65 1250.65 1186.53 1186.53 0.00 0.00 0.00 0.00 02:50:09 ens3 48.62 36.79 52.15 14.47 0.00 0.00 0.00 0.00 02:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1241.52 1241.52 1177.18 1177.18 0.00 0.00 0.00 0.00 Average: ens3 45.34 35.93 40.02 13.77 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-10250) 05/02/26 _x86_64_ (4 CPU) 02:24:42 LINUX RESTART (4 CPU) 02:30:20 CPU %user %nice %system %iowait %steal %idle 02:40:13 all 66.08 0.00 2.23 0.12 0.11 31.46 02:40:13 0 67.71 0.00 2.17 0.02 0.11 29.99 02:40:13 1 64.74 0.00 2.15 0.05 0.11 32.95 02:40:13 2 66.19 0.00 2.15 0.37 0.11 31.17 02:40:13 3 65.67 0.00 2.45 0.05 0.11 31.71 02:50:09 all 60.47 0.00 2.39 0.13 0.11 36.90 02:50:09 0 56.36 0.00 2.43 0.20 0.11 40.91 02:50:09 1 62.15 0.00 2.26 0.07 0.11 35.41 02:50:09 2 62.14 0.00 2.40 0.09 0.11 35.26 02:50:09 3 61.23 0.00 2.48 0.17 0.11 36.01 Average: all 63.27 0.00 2.31 0.13 0.11 34.18 Average: 0 62.02 0.00 2.30 0.11 0.11 35.46 Average: 1 63.45 0.00 2.21 0.06 0.11 34.18 Average: 2 64.16 0.00 2.28 0.23 0.11 33.22 Average: 3 63.45 0.00 2.47 0.11 0.11 33.86