---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8231 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 754 9336 4 5898 14891 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:59:05:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.47/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84245sec preferred_lft 84245sec inet6 fe80::f816:3eff:fe59:5c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:ea:9b:78:d1:e4 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8231) 09/14/26 _x86_64_ (4 CPU) 20:24:20 LINUX RESTART (4 CPU) 20:30:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:26 35.49 0.41 29.48 5.61 14.43 4515.85 5423.15 20:50:37 49.33 0.00 39.61 9.72 0.00 3033.70 6036.77 Average: 42.47 0.20 34.59 7.68 7.15 3768.04 5732.75 20:30:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:26 8877788 13229956 2720864 16.62 188592 4209344 2983692 17.13 775112 6251224 116864 20:50:37 8270164 13027124 2919132 17.83 223224 4532088 3257576 18.70 892060 6676464 34832 Average: 8573976 13128540 2819998 17.22 205908 4370716 3120634 17.91 833586 6463844 75848 20:30:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:26 lo 2584.97 2584.97 2465.37 2465.37 0.00 0.00 0.00 0.00 20:40:26 ens3 109.09 79.46 334.74 24.80 0.00 0.00 0.00 0.00 20:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:37 lo 5043.42 5043.42 4808.60 4808.60 0.00 0.00 0.00 0.00 20:50:37 ens3 78.87 55.49 26.40 22.95 0.00 0.00 0.00 0.00 20:50:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3825.36 3825.36 3647.63 3647.63 0.00 0.00 0.00 0.00 Average: ens3 93.84 67.37 179.17 23.87 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8231) 09/14/26 _x86_64_ (4 CPU) 20:24:20 LINUX RESTART (4 CPU) 20:30:25 CPU %user %nice %system %iowait %steal %idle 20:40:26 all 63.30 0.00 3.49 0.09 0.04 33.08 20:40:26 0 62.30 0.00 3.41 0.11 0.04 34.14 20:40:26 1 63.93 0.00 3.74 0.07 0.05 32.21 20:40:26 2 63.39 0.00 3.35 0.09 0.05 33.13 20:40:26 3 63.58 0.00 3.47 0.08 0.04 32.83 20:50:37 all 61.02 0.00 4.36 0.27 0.04 34.31 20:50:37 0 60.98 0.00 4.49 0.22 0.04 34.27 20:50:37 1 60.78 0.00 4.11 0.40 0.04 34.67 20:50:37 2 60.64 0.00 4.29 0.24 0.04 34.79 20:50:37 3 61.69 0.00 4.56 0.21 0.04 33.50 Average: all 62.15 0.00 3.93 0.18 0.04 33.70 Average: 0 61.63 0.00 3.96 0.17 0.04 34.20 Average: 1 62.34 0.00 3.93 0.24 0.04 33.45 Average: 2 62.00 0.00 3.82 0.17 0.04 33.97 Average: 3 62.63 0.00 4.02 0.14 0.04 33.17