---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-32288 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 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 718 9295 4 5976 14928 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:4b:1a:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.230/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84505sec preferred_lft 84505sec inet6 fe80::f816:3eff:fe4b:1a45/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:6f:76:b5:db:2e 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-32288) 07/02/26 _x86_64_ (4 CPU) 06:28:09 LINUX RESTART (4 CPU) 06:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 30.79 4.07 24.60 2.12 788.19 6623.87 17152.53 06:50:03 35.19 0.05 31.39 3.76 1.32 3389.56 11032.56 Average: 33.00 2.05 28.00 2.94 393.83 5002.92 14085.36 06:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 8840680 13047612 2907488 17.76 161256 4124556 3133356 17.99 914228 6185524 188084 06:50:03 8436740 13049936 2901128 17.72 188060 4463076 3076204 17.66 1048952 6398960 432 Average: 8638710 13048774 2904308 17.74 174658 4293816 3104780 17.82 981590 6292242 94258 06:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 510.79 510.79 486.20 486.20 0.00 0.00 0.00 0.00 06:40:01 ens3 154.53 117.41 1091.21 19.58 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:03 lo 1739.82 1739.82 1658.55 1658.55 0.00 0.00 0.00 0.00 06:50:03 ens3 60.42 45.10 120.42 13.27 0.00 0.00 0.00 0.00 06:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1126.75 1126.75 1073.75 1073.75 0.00 0.00 0.00 0.00 Average: ens3 107.36 81.17 604.68 16.42 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-32288) 07/02/26 _x86_64_ (4 CPU) 06:28:09 LINUX RESTART (4 CPU) 06:30:03 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 47.85 0.00 1.76 0.14 0.08 50.16 06:40:01 0 48.92 0.00 1.64 0.19 0.08 49.17 06:40:01 1 47.67 0.00 1.98 0.21 0.08 50.06 06:40:01 2 48.24 0.00 1.79 0.11 0.08 49.78 06:40:01 3 46.58 0.00 1.65 0.07 0.08 51.62 06:50:03 all 60.99 0.00 2.54 0.07 0.09 36.31 06:50:03 0 58.33 0.00 2.72 0.15 0.09 38.71 06:50:03 1 61.14 0.00 2.04 0.04 0.09 36.69 06:50:03 2 60.89 0.00 2.97 0.05 0.10 35.99 06:50:03 3 63.62 0.00 2.43 0.03 0.10 33.83 Average: all 54.43 0.00 2.15 0.11 0.09 43.22 Average: 0 53.63 0.00 2.18 0.17 0.09 43.93 Average: 1 54.42 0.00 2.01 0.13 0.09 43.36 Average: 2 54.57 0.00 2.38 0.08 0.09 42.88 Average: 3 55.11 0.00 2.04 0.05 0.09 42.72