---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2 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 13G 65G 17% / 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 674 7942 4 7371 14971 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:6c:df:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.96/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83299sec preferred_lft 83299sec inet6 fe80::f816:3eff:fe6c:dfc2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:b3:43:53:b0:c4 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-2) 09/04/26 _x86_64_ (4 CPU) 13:59:10 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:17 37.90 3.85 32.82 1.22 255.17 4462.52 3251.80 14:20:17 25.20 0.99 21.23 2.97 42.00 3022.15 3437.87 14:30:07 25.91 0.01 23.30 2.60 0.22 2135.53 7987.21 14:40:17 15.54 0.03 14.12 1.40 0.79 3439.20 5927.80 14:50:05 11.89 0.18 10.27 1.43 13.26 7494.82 2631.25 Average: 23.38 1.03 20.43 1.92 63.52 4103.47 4641.07 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:17 11434424 14586880 1375452 8.40 123212 3190764 1831228 10.51 459560 4130496 25004 14:20:17 9137068 13033224 2922400 17.85 152804 3850224 3044924 17.48 717312 6117312 32048 14:30:07 8606112 12853104 3099252 18.93 175592 4148696 2971664 17.06 812976 6493476 13576 14:40:17 5107256 10225384 5724000 34.96 182180 4980036 5412008 31.06 1065908 9694364 172 14:50:05 8215336 15405732 536784 3.28 199340 6969476 1083480 6.22 1826292 5761128 8176 Average: 8500039 13220865 2731578 16.68 166626 4627839 2868661 16.47 976410 6439355 15795 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:17 lo 0.38 0.38 0.04 0.04 0.00 0.00 0.00 0.00 14:10:17 ens3 163.18 122.44 1093.60 16.40 0.00 0.00 0.00 0.00 14:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:17 lo 1890.74 1890.74 1796.25 1796.25 0.00 0.00 0.00 0.00 14:20:17 ens3 83.78 65.55 507.18 22.21 0.00 0.00 0.00 0.00 14:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:07 lo 1611.23 1611.23 1536.52 1536.52 0.00 0.00 0.00 0.00 14:30:07 ens3 22.37 18.38 15.39 9.15 0.00 0.00 0.00 0.00 14:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:17 lo 621.06 621.06 4233.02 4233.02 0.00 0.00 0.00 0.00 14:40:17 ens3 15.52 12.74 14.95 6.33 0.00 0.00 0.00 0.00 14:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:05 lo 2479.51 2479.51 5583.81 5583.81 0.00 0.00 0.00 0.00 14:50:05 ens3 145.14 129.86 158.82 1306.35 0.00 0.00 0.00 0.00 14:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1305.70 1305.70 2612.81 2612.81 0.00 0.00 0.00 0.00 Average: ens3 86.15 69.82 362.72 266.59 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-2) 09/04/26 _x86_64_ (4 CPU) 13:59:10 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:17 all 7.99 0.00 0.78 0.35 0.01 90.86 14:10:17 0 7.63 0.00 0.78 0.69 0.01 90.89 14:10:17 1 10.55 0.00 0.99 0.31 0.01 88.14 14:10:17 2 7.56 0.00 0.79 0.28 0.01 91.36 14:10:17 3 6.24 0.00 0.57 0.13 0.00 93.06 14:20:17 all 59.76 0.00 2.62 0.09 0.04 37.49 14:20:17 0 59.84 0.00 2.51 0.06 0.04 37.55 14:20:17 1 59.40 0.00 2.43 0.08 0.04 38.06 14:20:17 2 59.89 0.00 2.69 0.10 0.04 37.29 14:20:17 3 59.93 0.00 2.84 0.12 0.04 37.06 14:30:07 all 58.82 0.00 2.42 0.07 0.04 38.65 14:30:07 0 59.15 0.00 2.73 0.08 0.04 38.00 14:30:07 1 57.19 0.00 2.41 0.06 0.04 40.29 14:30:07 2 60.06 0.00 2.25 0.05 0.04 37.60 14:30:07 3 58.87 0.00 2.31 0.07 0.04 38.71 14:40:17 all 35.89 0.00 1.60 0.07 0.03 62.40 14:40:17 0 32.14 0.00 1.78 0.06 0.03 65.99 14:40:17 1 36.83 0.00 1.59 0.03 0.03 61.51 14:40:17 2 37.48 0.00 1.55 0.06 0.03 60.88 14:40:17 3 37.14 0.00 1.48 0.14 0.03 61.21 14:50:05 all 26.87 0.00 1.38 0.12 0.03 71.60 14:50:05 0 26.72 0.00 1.72 0.12 0.03 71.42 14:50:05 1 26.70 0.00 1.31 0.16 0.03 71.82 14:50:05 2 27.51 0.00 1.52 0.19 0.03 70.76 14:50:05 3 26.58 0.00 0.97 0.01 0.03 72.41 Average: all 37.66 0.00 1.75 0.14 0.03 60.42 Average: 0 36.86 0.00 1.90 0.20 0.03 61.02 Average: 1 37.94 0.00 1.74 0.13 0.03 60.16 Average: 2 38.29 0.00 1.75 0.14 0.03 59.79 Average: 3 37.54 0.00 1.63 0.09 0.03 60.71