---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-60473 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: 5600.00 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 67G 15% / 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 660 9851 4 5477 14985 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:1e:18:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.241/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81633sec preferred_lft 81633sec inet6 fe80::f816:3eff:fe1e:18ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:96:df:3c:80:c5 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-60473) 09/28/26 _x86_64_ (4 CPU) 17:32:51 LINUX RESTART (4 CPU) 17:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:50:07 1.33 0.01 1.32 0.00 0.04 16.08 0.13 18:00:08 1.33 0.00 1.33 0.00 0.00 15.55 0.00 18:10:08 1.37 0.00 1.37 0.00 0.00 15.96 0.00 18:20:08 1.44 0.00 1.44 0.00 0.44 16.52 0.00 18:30:08 81.92 4.71 69.63 7.58 278.77 6209.60 150389.75 18:40:08 10.68 0.00 9.02 1.65 0.03 717.25 31997.83 18:50:03 37.94 0.45 32.32 5.17 19.73 6925.57 37694.44 Average: 19.41 0.74 16.61 2.05 42.74 1981.92 31432.51 17:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:50:07 13758208 15538992 479852 2.93 54044 1954660 1163728 6.68 187356 2188648 168 18:00:08 13757452 15539008 479852 2.93 54652 1954808 1163728 6.68 187968 2189540 36 18:10:08 13756948 15539132 479528 2.93 55236 1954812 1163856 6.68 188552 2194480 40 18:20:08 13755692 15538752 479924 2.93 55832 1955084 1163856 6.68 189148 2194804 204 18:30:08 9482780 12871516 3088200 18.86 150828 3372052 3418808 19.62 652088 5861516 2696 18:40:08 9336528 12893832 3064084 18.71 158656 3517660 3367592 19.33 683780 5956956 1684 18:50:03 10129784 15381396 567816 3.47 193956 5088416 1118540 6.42 1318876 4418540 25520 Average: 11996770 14757518 1234179 7.54 103315 2828213 1794301 10.30 486824 3572069 4335 17:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:50:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:50:07 ens3 0.43 0.18 0.20 0.05 0.00 0.00 0.00 0.00 17:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:08 ens3 0.19 0.07 0.03 0.02 0.00 0.00 0.00 0.00 18:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:08 ens3 0.45 0.59 0.06 0.48 0.00 0.00 0.00 0.00 18:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:20:08 ens3 0.17 0.07 0.02 0.02 0.00 0.00 0.00 0.00 18:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:08 lo 9.31 9.31 1.96 1.96 0.00 0.00 0.00 0.00 18:30:08 ens3 147.20 110.06 938.29 19.04 0.00 0.00 0.00 0.00 18:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:08 lo 52.12 52.12 13.45 13.45 0.00 0.00 0.00 0.00 18:40:08 ens3 5.89 4.51 4.34 1.55 0.00 0.00 0.00 0.00 18:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:03 lo 2773.67 2773.67 2667.96 2667.96 0.00 0.00 0.00 0.00 18:50:03 ens3 84.08 72.52 522.30 106.83 0.00 0.00 0.00 0.00 18:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 402.12 402.12 380.49 380.49 0.00 0.00 0.00 0.00 Average: ens3 33.99 26.80 208.93 18.17 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-60473) 09/28/26 _x86_64_ (4 CPU) 17:32:51 LINUX RESTART (4 CPU) 17:40:08 CPU %user %nice %system %iowait %steal %idle 17:50:07 all 0.06 0.00 0.02 0.01 0.00 99.91 17:50:07 0 0.01 0.00 0.02 0.00 0.00 99.97 17:50:07 1 0.16 0.00 0.05 0.00 0.00 99.78 17:50:07 2 0.02 0.00 0.02 0.01 0.00 99.96 17:50:07 3 0.03 0.00 0.02 0.04 0.00 99.91 18:00:08 all 0.12 0.00 0.02 0.01 0.00 99.84 18:00:08 0 0.23 0.00 0.02 0.00 0.00 99.75 18:00:08 1 0.03 0.00 0.03 0.00 0.00 99.93 18:00:08 2 0.21 0.00 0.02 0.04 0.00 99.73 18:00:08 3 0.02 0.00 0.02 0.00 0.00 99.96 18:10:08 all 0.27 0.00 0.02 0.01 0.00 99.69 18:10:08 0 0.61 0.00 0.02 0.00 0.00 99.37 18:10:08 1 0.29 0.00 0.04 0.00 0.00 99.67 18:10:08 2 0.06 0.00 0.02 0.04 0.00 99.87 18:10:08 3 0.11 0.00 0.02 0.00 0.00 99.87 18:20:08 all 0.14 0.00 0.02 0.01 0.00 99.82 18:20:08 0 0.01 0.00 0.02 0.04 0.00 99.93 18:20:08 1 0.01 0.00 0.02 0.00 0.00 99.97 18:20:08 2 0.49 0.00 0.05 0.01 0.00 99.46 18:20:08 3 0.07 0.00 0.01 0.01 0.00 99.91 18:30:08 all 37.07 0.00 1.88 0.68 0.01 60.36 18:30:08 0 38.72 0.00 2.13 1.12 0.01 58.01 18:30:08 1 37.57 0.00 1.70 0.24 0.01 60.48 18:30:08 2 36.17 0.00 1.81 0.79 0.01 61.22 18:30:08 3 35.81 0.00 1.90 0.56 0.01 61.72 18:40:08 all 16.58 0.00 0.91 0.07 0.01 82.42 18:40:08 0 16.37 0.00 0.97 0.05 0.01 82.59 18:40:08 1 16.27 0.00 0.96 0.11 0.01 82.65 18:40:08 2 16.55 0.00 0.88 0.06 0.01 82.50 18:40:08 3 17.15 0.00 0.84 0.05 0.01 81.94 18:50:03 all 51.57 0.00 3.05 0.12 0.02 45.24 18:50:03 0 53.15 0.00 3.37 0.10 0.02 43.36 18:50:03 1 52.53 0.00 3.23 0.10 0.01 44.14 18:50:03 2 48.63 0.00 3.00 0.11 0.02 48.24 18:50:03 3 51.99 0.00 2.60 0.18 0.02 45.21 Average: all 15.05 0.00 0.84 0.13 0.01 83.97 Average: 0 15.51 0.00 0.93 0.19 0.01 83.36 Average: 1 15.19 0.00 0.86 0.07 0.01 83.88 Average: 2 14.54 0.00 0.82 0.15 0.01 84.48 Average: 3 14.96 0.00 0.77 0.12 0.01 84.15