---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6901 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 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 695 10813 4 4480 14950 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:b7:d7:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84803sec preferred_lft 84803sec inet6 fe80::f816:3eff:feb7:d7e2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f0:9b:62:1a:a4 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-6901) 09/10/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:05 54.13 0.07 44.87 9.19 2.99 3923.53 21642.93 22:20:05 9.56 0.18 8.09 1.29 10.68 1652.81 2170.01 Average: 31.93 0.12 26.55 5.25 6.82 2792.58 11944.30 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:05 9717872 13648744 2304820 14.08 189580 3812508 2547768 14.62 679604 5536016 135708 22:20:05 11155024 15378412 574324 3.51 199528 4080508 1142664 6.56 784140 3952052 172 Average: 10436448 14513578 1439572 8.79 194554 3946508 1845216 10.59 731872 4744034 67940 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:05 lo 5049.82 5049.82 4816.23 4816.23 0.00 0.00 0.00 0.00 22:10:05 ens3 114.95 80.62 120.61 31.28 0.00 0.00 0.00 0.00 22:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:05 lo 322.45 322.45 293.92 293.92 0.00 0.00 0.00 0.00 22:20:05 ens3 66.18 69.24 133.48 138.80 0.00 0.00 0.00 0.00 22:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2695.32 2695.32 2563.86 2563.86 0.00 0.00 0.00 0.00 Average: ens3 90.66 74.95 127.02 84.83 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-6901) 09/10/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:05 all 63.83 0.00 4.35 0.13 0.01 31.68 22:10:05 0 62.69 0.00 4.49 0.14 0.01 32.68 22:10:05 1 63.98 0.00 4.72 0.16 0.01 31.12 22:10:05 2 64.92 0.00 4.32 0.07 0.01 30.68 22:10:05 3 63.75 0.00 3.88 0.14 0.01 32.23 22:20:05 all 10.99 0.00 0.56 0.05 0.01 88.39 22:20:05 0 7.40 0.00 0.58 0.15 0.01 91.87 22:20:05 1 11.51 0.00 0.64 0.02 0.01 87.82 22:20:05 2 19.04 0.00 0.59 0.02 0.01 80.34 22:20:05 3 6.01 0.00 0.41 0.02 0.01 93.56 Average: all 37.50 0.00 2.46 0.09 0.01 59.94 Average: 0 35.17 0.00 2.54 0.14 0.01 62.14 Average: 1 37.85 0.00 2.69 0.09 0.01 59.37 Average: 2 42.04 0.00 2.46 0.05 0.01 55.45 Average: 3 34.96 0.00 2.15 0.08 0.01 62.80