---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2818 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 9.1G 69G 12% / 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 631 12038 4 3319 15014 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:3c:69:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82669sec preferred_lft 82669sec inet6 fe80::f816:3eff:fe3c:69b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:66:b5:57:bd:d8 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-2818) 09/07/26 _x86_64_ (4 CPU) 06:10:40 LINUX RESTART (4 CPU) 06:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:30:11 29.21 2.26 26.34 0.62 133.32 2453.96 488.54 06:40:11 1.56 0.00 1.55 0.01 0.00 17.97 0.07 06:50:07 1.42 0.00 1.42 0.01 0.00 16.23 0.05 07:00:11 1.29 0.00 1.28 0.01 0.00 16.12 0.07 07:10:11 1.74 0.00 1.73 0.01 0.23 53.45 0.07 Average: 7.04 0.45 6.46 0.13 26.71 511.54 97.76 06:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:30:11 12873236 15531452 442252 2.70 97304 2751788 1006804 5.78 320904 2871308 156 06:40:11 12870968 15529676 443916 2.71 97764 2751804 1006804 5.78 321368 2872064 4 06:50:07 12867944 15527112 446516 2.73 98204 2751804 1006804 5.78 321808 2873764 184 07:00:11 12865204 15525092 448412 2.74 98692 2752012 1007072 5.78 322296 2877596 32 07:10:11 12835812 15501252 471368 2.88 102216 2753304 1008080 5.79 325816 2896688 1980 Average: 12862633 15522917 450493 2.75 98836 2752142 1007113 5.78 322438 2878284 471 06:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:30:11 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 06:30:11 ens3 35.03 25.20 247.53 6.51 0.00 0.00 0.00 0.00 06:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:11 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 06:40:11 ens3 0.59 0.09 0.05 0.02 0.00 0.00 0.00 0.00 06:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:07 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 06:50:07 ens3 0.52 0.12 0.09 0.02 0.00 0.00 0.00 0.00 06:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:11 lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 07:00:11 ens3 1.22 0.51 0.67 0.22 0.00 0.00 0.00 0.00 07:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:11 lo 0.07 0.07 0.00 0.00 0.00 0.00 0.00 0.00 07:10:11 ens3 14.24 11.09 34.89 2.40 0.00 0.00 0.00 0.00 07:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 10.32 7.40 56.65 1.83 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-2818) 09/07/26 _x86_64_ (4 CPU) 06:10:40 LINUX RESTART (4 CPU) 06:20:11 CPU %user %nice %system %iowait %steal %idle 06:30:11 all 2.90 0.00 0.33 0.25 0.01 96.52 06:30:11 0 2.91 0.00 0.34 0.27 0.01 96.47 06:30:11 1 4.65 0.00 0.42 0.45 0.01 94.47 06:30:11 2 2.34 0.00 0.31 0.23 0.01 97.11 06:30:11 3 1.70 0.00 0.23 0.04 0.01 98.02 06:40:11 all 0.13 0.00 0.03 0.03 0.00 99.82 06:40:11 0 0.44 0.00 0.02 0.07 0.00 99.47 06:40:11 1 0.02 0.00 0.02 0.00 0.00 99.96 06:40:11 2 0.03 0.00 0.05 0.04 0.01 99.88 06:40:11 3 0.01 0.00 0.02 0.01 0.00 99.95 06:50:07 all 0.12 0.00 0.03 0.01 0.00 99.84 06:50:07 0 0.43 0.00 0.05 0.02 0.01 99.50 06:50:07 1 0.02 0.00 0.02 0.01 0.00 99.96 06:50:07 2 0.02 0.00 0.02 0.00 0.00 99.96 06:50:07 3 0.03 0.00 0.03 0.00 0.01 99.93 07:00:11 all 0.10 0.00 0.03 0.01 0.00 99.86 07:00:11 0 0.17 0.00 0.03 0.00 0.00 99.79 07:00:11 1 0.02 0.00 0.02 0.01 0.00 99.95 07:00:11 2 0.17 0.00 0.04 0.00 0.00 99.79 07:00:11 3 0.03 0.00 0.03 0.01 0.01 99.93 07:10:11 all 0.16 0.00 0.07 0.01 0.01 99.75 07:10:11 0 0.04 0.00 0.06 0.03 0.01 99.86 07:10:11 1 0.12 0.00 0.04 0.01 0.01 99.83 07:10:11 2 0.25 0.00 0.10 0.00 0.01 99.64 07:10:11 3 0.23 0.00 0.10 0.01 0.01 99.66 Average: all 0.68 0.00 0.10 0.06 0.01 99.16 Average: 0 0.80 0.00 0.10 0.08 0.01 99.02 Average: 1 0.96 0.00 0.10 0.10 0.00 98.83 Average: 2 0.56 0.00 0.10 0.05 0.01 99.28 Average: 3 0.40 0.00 0.08 0.02 0.01 99.50