---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46684 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 697 10726 4 4565 14948 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:88:68:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84740sec preferred_lft 84740sec inet6 fe80::f816:3eff:fe88:68b1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:5c:75:0e:d7:80 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-46684) 09/01/26 _x86_64_ (4 CPU) 20:53:35 LINUX RESTART (4 CPU) 21:00:33 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 46.95 2.65 36.86 7.45 149.82 4604.66 4547.66 21:20:02 31.58 0.19 26.24 5.14 11.64 3477.91 2571.22 Average: 39.05 1.39 31.40 6.26 78.79 4025.40 3531.59 21:00:33 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 10319732 13890768 2066668 12.62 163312 3516852 2333716 13.40 641864 5015160 39056 21:20:02 11076116 15386768 565012 3.45 204688 4157360 1135424 6.52 856496 3951096 548 Average: 10697924 14638768 1315840 8.04 184000 3837106 1734570 9.96 749180 4483128 19802 21:00:33 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 4002.37 4002.37 3817.61 3817.61 0.00 0.00 0.00 0.00 21:10:01 ens3 132.61 106.02 841.49 32.80 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:02 lo 2465.73 2465.73 2333.66 2333.66 0.00 0.00 0.00 0.00 21:20:02 ens3 109.56 106.18 154.56 169.93 0.00 0.00 0.00 0.00 21:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3212.39 3212.39 3054.72 3054.72 0.00 0.00 0.00 0.00 Average: ens3 120.76 106.11 488.34 103.29 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-46684) 09/01/26 _x86_64_ (4 CPU) 20:53:35 LINUX RESTART (4 CPU) 21:00:33 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 57.67 0.00 3.81 0.13 0.02 38.36 21:10:01 0 58.16 0.00 4.02 0.11 0.02 37.68 21:10:01 1 57.95 0.00 3.95 0.14 0.02 37.93 21:10:01 2 57.72 0.00 3.63 0.14 0.02 38.49 21:10:01 3 56.83 0.00 3.65 0.15 0.02 39.35 21:20:02 all 40.12 0.00 2.51 0.09 0.02 57.27 21:20:02 0 34.83 0.00 2.36 0.07 0.02 62.73 21:20:02 1 41.00 0.00 2.31 0.06 0.02 56.61 21:20:02 2 43.63 0.00 2.53 0.17 0.02 53.65 21:20:02 3 41.03 0.00 2.83 0.05 0.02 56.08 Average: all 48.64 0.00 3.14 0.11 0.02 48.09 Average: 0 46.16 0.00 3.16 0.09 0.02 50.57 Average: 1 49.23 0.00 3.11 0.10 0.02 47.54 Average: 2 50.47 0.00 3.06 0.15 0.02 46.29 Average: 3 48.71 0.00 3.23 0.10 0.02 47.95