---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8401 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 16G 62G 21% / 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 736 6785 4 8467 14909 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:17:58:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80156sec preferred_lft 80156sec inet6 fe80::f816:3eff:fe17:5854/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:60:d3:b9:1c:dc 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 inet6 fe80::c060:d3ff:feb9:1cdc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-8401) 09/15/26 _x86_64_ (4 CPU) 12:37:36 LINUX RESTART (4 CPU) 12:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:08 92.49 8.83 65.86 17.80 843.56 24331.97 227724.15 13:00:01 5.42 0.10 5.00 0.32 1.44 176.45 563.71 13:10:08 8.37 0.00 7.96 0.40 0.01 263.06 466.84 13:20:08 42.54 0.81 39.49 2.24 13.25 3285.76 1710.68 13:30:01 15.53 0.00 14.81 0.72 0.00 415.77 531.50 13:40:08 5.50 0.00 5.33 0.18 0.00 147.19 150.25 13:50:08 6.36 0.00 6.17 0.19 0.00 171.07 69.36 14:00:01 5.01 0.00 4.81 0.19 0.00 151.76 72.67 14:10:08 11.81 0.00 11.30 0.51 0.01 683.83 372.78 14:20:08 5.54 0.00 5.37 0.17 0.00 185.37 62.77 Average: 19.86 0.97 16.61 2.27 85.83 2981.68 23172.31 12:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:08 4736824 12490908 3440672 21.01 219664 7384476 4729104 27.15 1712208 9229764 1412 13:00:01 2894940 10657532 5272456 32.20 221188 7391504 5930160 34.04 1733208 11030780 252 13:10:08 1802168 9582664 6346440 38.76 222592 7407908 7068620 40.57 1739124 12130476 84 13:20:08 4274120 11852748 4075724 24.89 246928 7167868 4775056 27.41 1967620 9407472 364 13:30:01 3752876 11382096 4546676 27.77 249396 7215852 5280896 30.31 1986984 9917412 252 13:40:08 3628220 11276968 4651744 28.41 250148 7234620 5375696 30.86 1988356 10018644 96 13:50:08 2131892 9802812 6125052 37.41 250804 7255652 6879700 39.49 1990304 11523168 64 14:00:01 2081312 9774892 6153048 37.58 251464 7277108 6966336 39.99 1993976 11577364 232 14:10:08 3455040 11306512 4621964 28.23 255996 7420320 5362368 30.78 2010184 10182176 240 14:20:08 2700484 10583156 5344548 32.64 256820 7449680 5930612 34.04 2021812 10904612 520 Average: 3145788 10871029 5057832 30.89 242500 7320499 5829855 33.46 1914378 10592187 352 12:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:08 lo 9.27 9.27 5.42 5.42 0.00 0.00 0.00 0.00 12:50:08 ens3 190.29 149.79 2154.19 14.72 0.00 0.00 0.00 0.00 12:50:08 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 13:00:01 lo 15.36 15.36 8.34 8.34 0.00 0.00 0.00 0.00 13:00:01 ens3 0.69 0.60 0.15 0.13 0.00 0.00 0.00 0.00 13:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:08 lo 9.57 9.57 6.03 6.03 0.00 0.00 0.00 0.00 13:10:08 ens3 0.46 0.39 0.08 0.06 0.00 0.00 0.00 0.00 13:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:08 lo 25.45 25.45 18.77 18.77 0.00 0.00 0.00 0.00 13:20:08 ens3 2.28 2.23 0.72 0.53 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 28.04 28.04 13.91 13.91 0.00 0.00 0.00 0.00 13:30:01 ens3 1.34 1.40 0.24 1.17 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:08 lo 24.10 24.10 8.99 8.99 0.00 0.00 0.00 0.00 13:40:08 ens3 0.56 0.59 0.11 0.10 0.00 0.00 0.00 0.00 13:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:08 lo 24.16 24.16 11.04 11.04 0.00 0.00 0.00 0.00 13:50:08 ens3 0.63 0.65 0.12 0.11 0.00 0.00 0.00 0.00 13:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 11.96 11.96 7.61 7.61 0.00 0.00 0.00 0.00 14:00:01 ens3 0.63 0.45 0.16 0.12 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:08 lo 20.02 20.02 10.83 10.83 0.00 0.00 0.00 0.00 14:10:08 ens3 1.03 0.86 0.27 0.21 0.00 0.00 0.00 0.00 14:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:08 lo 33.23 33.23 12.92 12.92 0.00 0.00 0.00 0.00 14:20:08 ens3 6.68 4.37 4.29 2.93 0.00 0.00 0.00 0.00 14:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.11 20.11 10.38 10.38 0.00 0.00 0.00 0.00 Average: ens3 20.46 16.13 216.03 2.01 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-16g-8401) 09/15/26 _x86_64_ (4 CPU) 12:37:36 LINUX RESTART (4 CPU) 12:40:08 CPU %user %nice %system %iowait %steal %idle 12:50:08 all 33.71 0.00 1.92 0.60 0.02 63.74 12:50:08 0 33.22 0.00 1.75 0.35 0.02 64.66 12:50:08 1 32.37 0.00 1.82 0.53 0.02 65.26 12:50:08 2 34.68 0.00 1.95 0.49 0.02 62.86 12:50:08 3 34.58 0.00 2.18 1.05 0.02 62.17 13:00:01 all 12.40 0.00 0.59 0.03 0.02 86.97 13:00:01 0 12.40 0.00 0.60 0.03 0.02 86.96 13:00:01 1 12.18 0.00 0.57 0.03 0.02 87.20 13:00:01 2 12.29 0.00 0.58 0.02 0.02 87.10 13:00:01 3 12.74 0.00 0.60 0.04 0.02 86.60 13:10:08 all 15.23 0.00 0.77 0.03 0.01 83.96 13:10:08 0 15.43 0.00 0.78 0.03 0.01 83.74 13:10:08 1 15.19 0.00 0.78 0.03 0.01 83.98 13:10:08 2 15.16 0.00 0.70 0.04 0.01 84.08 13:10:08 3 15.13 0.00 0.80 0.01 0.01 84.05 13:20:08 all 53.51 0.00 1.91 0.13 0.03 44.41 13:20:08 0 54.03 0.00 1.98 0.15 0.03 43.82 13:20:08 1 53.55 0.00 2.06 0.27 0.03 44.09 13:20:08 2 53.23 0.00 1.81 0.07 0.03 44.86 13:20:08 3 53.24 0.00 1.80 0.05 0.03 44.88 13:30:01 all 25.62 0.00 0.97 0.05 0.02 73.34 13:30:01 0 25.35 0.00 1.06 0.05 0.02 73.51 13:30:01 1 25.65 0.00 0.93 0.05 0.02 73.35 13:30:01 2 25.96 0.00 0.95 0.02 0.02 73.05 13:30:01 3 25.53 0.00 0.93 0.06 0.02 73.45 13:40:08 all 8.41 0.00 0.55 0.03 0.01 91.00 13:40:08 0 8.33 0.00 0.60 0.01 0.01 91.04 13:40:08 1 8.66 0.00 0.56 0.01 0.01 90.76 13:40:08 2 8.49 0.00 0.54 0.03 0.01 90.94 13:40:08 3 8.18 0.00 0.51 0.06 0.01 91.25 13:50:08 all 10.39 0.00 0.64 0.03 0.01 88.93 13:50:08 0 9.83 0.00 0.68 0.06 0.01 89.42 13:50:08 1 10.74 0.00 0.61 0.02 0.02 88.62 13:50:08 2 10.46 0.00 0.64 0.02 0.01 88.86 13:50:08 3 10.53 0.00 0.63 0.03 0.02 88.80 14:00:01 all 9.52 0.00 0.55 0.02 0.01 89.89 14:00:01 0 9.46 0.00 0.57 0.02 0.01 89.94 14:00:01 1 9.30 0.00 0.67 0.01 0.02 90.01 14:00:01 2 9.01 0.00 0.52 0.03 0.02 90.43 14:00:01 3 10.30 0.00 0.46 0.03 0.01 89.20 14:10:08 all 18.84 0.00 0.80 0.05 0.01 80.30 14:10:08 0 18.07 0.00 0.89 0.03 0.01 81.00 14:10:08 1 19.83 0.00 0.84 0.03 0.01 79.28 14:10:08 2 18.85 0.00 0.77 0.13 0.02 80.23 14:10:08 3 18.61 0.00 0.69 0.02 0.01 80.67 14:20:08 all 10.34 0.00 0.54 0.03 0.01 89.08 14:20:08 0 10.16 0.00 0.59 0.01 0.01 89.23 14:20:08 1 9.89 0.00 0.54 0.03 0.01 89.53 14:20:08 2 10.75 0.00 0.49 0.04 0.01 88.71 14:20:08 3 10.55 0.00 0.54 0.05 0.01 88.85 Average: all 19.79 0.00 0.92 0.10 0.02 79.17 Average: 0 19.62 0.00 0.95 0.07 0.02 79.34 Average: 1 19.73 0.00 0.94 0.10 0.02 79.21 Average: 2 19.88 0.00 0.89 0.09 0.02 79.12 Average: 3 19.93 0.00 0.91 0.14 0.02 79.00