---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4486 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 68G 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 606 10601 4 4781 15040 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:c4:00:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.123/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82339sec preferred_lft 82339sec inet6 fe80::f816:3eff:fec4:65/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:be:04:85:c8:a9 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-4486) 01/26/26 _x86_64_ (4 CPU) 09:12:59 LINUX RESTART (4 CPU) 09:20:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:30 1.10 0.00 1.09 0.00 0.04 13.94 323.93 09:40:01 1.02 0.00 1.02 0.00 0.00 12.41 0.00 09:50:20 1.09 0.00 1.09 0.00 0.17 12.88 0.00 10:00:21 44.94 4.20 40.08 0.67 250.49 3366.32 902.01 10:10:01 3.67 0.07 3.45 0.15 7.07 579.60 344.96 10:20:02 25.58 0.69 22.62 2.26 31.24 6026.68 23488.46 Average: 12.91 0.83 11.57 0.51 48.23 1669.56 4187.97 09:20:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:30 13589384 15532104 483936 2.96 57240 2110976 1145232 6.57 335332 2201524 276 09:40:01 13588880 15531880 484228 2.96 57504 2110980 1147220 6.59 335596 2203388 4 09:50:20 13587636 15531228 484852 2.96 57896 2111168 1145296 6.57 335980 2203452 12 10:00:21 10876872 13775664 2188916 13.37 108752 2970148 2550756 14.64 592160 4582140 17192 10:10:01 9434516 12473984 3489424 21.31 113892 3094112 3695832 21.21 634092 5957652 300 10:20:02 10895756 15436196 520640 3.18 136428 4513944 1031728 5.92 1001292 4057216 11360 Average: 11995507 14713509 1275333 7.79 88619 2818555 1786011 10.25 539075 3534229 4857 09:20:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:30 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:30 ens3 0.31 0.10 0.07 0.04 0.00 0.00 0.00 0.00 09:30:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 09:40:01 ens3 0.35 0.11 0.08 0.04 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:20 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:20 ens3 0.27 0.07 0.05 0.02 0.00 0.00 0.00 0.00 09:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:21 lo 0.39 0.39 0.05 0.05 0.00 0.00 0.00 0.00 10:00:21 ens3 71.39 55.36 690.47 10.53 0.00 0.00 0.00 0.00 10:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 0.60 0.60 0.39 0.39 0.00 0.00 0.00 0.00 10:10:01 ens3 8.12 7.09 38.36 2.06 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:02 lo 511.75 511.75 485.65 485.65 0.00 0.00 0.00 0.00 10:20:02 ens3 54.65 43.72 471.46 71.00 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 85.73 85.73 81.24 81.24 0.00 0.00 0.00 0.00 Average: ens3 22.52 17.75 200.33 13.97 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-4486) 01/26/26 _x86_64_ (4 CPU) 09:12:59 LINUX RESTART (4 CPU) 09:20:06 CPU %user %nice %system %iowait %steal %idle 09:30:30 all 0.25 0.00 0.03 0.21 0.02 99.50 09:30:30 0 0.02 0.00 0.04 0.00 0.03 99.91 09:30:30 1 0.03 0.00 0.02 0.00 0.01 99.94 09:30:30 2 0.92 0.00 0.04 0.00 0.02 99.02 09:30:30 3 0.01 0.00 0.02 0.83 0.01 99.14 09:40:01 all 0.03 0.00 0.02 0.01 0.02 99.93 09:40:01 0 0.02 0.00 0.02 0.00 0.02 99.93 09:40:01 1 0.04 0.00 0.02 0.01 0.01 99.92 09:40:01 2 0.02 0.00 0.02 0.00 0.02 99.93 09:40:01 3 0.02 0.00 0.02 0.03 0.01 99.92 09:50:20 all 0.12 0.00 0.02 0.01 0.02 99.83 09:50:20 0 0.02 0.00 0.03 0.01 0.02 99.91 09:50:20 1 0.45 0.00 0.02 0.00 0.02 99.51 09:50:20 2 0.01 0.00 0.01 0.00 0.01 99.96 09:50:20 3 0.01 0.00 0.02 0.01 0.01 99.95 10:00:21 all 26.93 0.00 0.75 0.27 0.05 72.00 10:00:21 0 23.24 0.00 0.81 0.08 0.06 75.81 10:00:21 1 26.64 0.00 0.73 0.43 0.05 72.15 10:00:21 2 29.68 0.00 0.77 0.13 0.05 69.37 10:00:21 3 28.14 0.00 0.70 0.43 0.05 70.68 10:10:01 all 45.84 0.00 0.62 0.02 0.08 53.44 10:10:01 0 48.54 0.00 0.66 0.00 0.07 50.72 10:10:01 1 38.63 0.00 0.51 0.04 0.08 60.75 10:10:01 2 34.71 0.00 0.63 0.03 0.08 64.56 10:10:01 3 61.50 0.00 0.70 0.02 0.07 37.71 10:20:02 all 53.19 0.00 1.49 0.16 0.08 45.08 10:20:02 0 62.82 0.00 1.31 0.37 0.09 35.41 10:20:02 1 51.97 0.00 1.68 0.07 0.08 46.20 10:20:02 2 48.61 0.00 1.41 0.12 0.08 49.77 10:20:02 3 49.33 0.00 1.55 0.08 0.09 48.95 Average: all 20.84 0.00 0.49 0.11 0.04 78.52 Average: 0 22.22 0.00 0.48 0.08 0.05 77.18 Average: 1 19.44 0.00 0.49 0.09 0.04 79.94 Average: 2 18.85 0.00 0.48 0.05 0.04 80.58 Average: 3 22.85 0.00 0.50 0.24 0.04 76.37