---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16813 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 650 10387 4 4950 14995 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:41:07:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82745sec preferred_lft 82745sec inet6 fe80::f816:3eff:fe41:729/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:1a:28:b3:35:aa 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-16813) 05/19/26 _x86_64_ (4 CPU) 12:48:56 LINUX RESTART (4 CPU) 12:50:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:01 2.75 0.27 2.34 0.14 217.98 282.42 476.10 13:10:01 1.15 0.00 1.14 0.00 0.04 12.98 0.00 13:20:12 1.11 0.00 1.10 0.00 0.08 12.58 0.00 13:30:01 37.44 4.35 32.43 0.66 262.94 3871.72 415.60 13:40:01 16.91 0.07 3.45 13.39 7.20 626.03 239520.57 Average: 11.81 0.93 8.03 2.86 95.65 952.68 48486.72 12:50:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:01 13634568 15512624 504324 3.08 55416 2048312 1137928 6.53 257024 2228964 8 13:10:01 13634328 15512808 504180 3.08 55836 2048324 1137992 6.53 257440 2230956 204 13:20:12 13634328 15513188 503868 3.08 56160 2048356 1137992 6.53 257772 2231772 40 13:30:01 10627768 13599020 2364844 14.44 110124 3035540 2750632 15.79 509872 4898960 1136 13:40:01 9423748 12577628 3385284 20.68 116348 3197248 3592560 20.62 567348 6014820 280 Average: 12190948 14543054 1452500 8.87 78777 2475556 1951421 11.20 369891 3521094 334 12:50:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 13:00:01 ens3 3.73 1.59 61.77 0.17 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:10:01 ens3 0.40 0.15 0.10 0.06 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:20:12 ens3 0.27 0.09 0.04 0.02 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 13:30:01 ens3 90.49 68.65 885.87 12.59 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 13:40:01 ens3 10.26 8.88 35.76 2.45 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.27 0.27 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 20.84 15.74 194.59 3.03 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-16813) 05/19/26 _x86_64_ (4 CPU) 12:48:56 LINUX RESTART (4 CPU) 12:50:26 CPU %user %nice %system %iowait %steal %idle 13:00:01 all 0.19 0.00 0.06 0.03 0.01 99.72 13:00:01 0 0.36 0.00 0.06 0.09 0.02 99.47 13:00:01 1 0.27 0.00 0.08 0.01 0.02 99.63 13:00:01 2 0.08 0.00 0.06 0.02 0.01 99.84 13:00:01 3 0.03 0.00 0.03 0.00 0.01 99.93 13:10:01 all 0.18 0.00 0.02 0.01 0.01 99.78 13:10:01 0 0.25 0.00 0.03 0.01 0.02 99.69 13:10:01 1 0.03 0.00 0.02 0.02 0.01 99.92 13:10:01 2 0.34 0.00 0.03 0.00 0.01 99.61 13:10:01 3 0.10 0.00 0.02 0.00 0.00 99.87 13:20:12 all 0.15 0.00 0.02 0.01 0.01 99.81 13:20:12 0 0.03 0.00 0.03 0.00 0.02 99.93 13:20:12 1 0.37 0.00 0.03 0.01 0.01 99.58 13:20:12 2 0.08 0.00 0.03 0.00 0.01 99.87 13:20:12 3 0.13 0.00 0.01 0.00 0.01 99.85 13:30:01 all 19.07 0.00 0.75 0.26 0.05 79.87 13:30:01 0 19.65 0.00 0.71 0.36 0.05 79.24 13:30:01 1 18.07 0.00 0.82 0.35 0.05 80.71 13:30:01 2 21.59 0.00 0.90 0.14 0.05 77.32 13:30:01 3 16.98 0.00 0.57 0.19 0.05 82.21 13:40:01 all 48.12 0.00 0.73 0.04 0.09 51.02 13:40:01 0 62.34 0.00 0.76 0.11 0.10 36.68 13:40:01 1 48.13 0.00 0.83 0.00 0.09 50.94 13:40:01 2 44.05 0.00 0.69 0.02 0.09 55.15 13:40:01 3 37.96 0.00 0.66 0.01 0.09 61.29 Average: all 13.58 0.00 0.32 0.07 0.04 86.00 Average: 0 16.59 0.00 0.32 0.11 0.04 82.94 Average: 1 13.41 0.00 0.35 0.08 0.04 86.12 Average: 2 13.25 0.00 0.34 0.04 0.03 86.34 Average: 3 11.07 0.00 0.25 0.04 0.03 88.60