---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6070 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 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 633 10567 4 4788 15013 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:4a:3c:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.229/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81489sec preferred_lft 81489sec inet6 fe80::f816:3eff:fe4a:3c22/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:3d:b4:c7:3c:68 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6070) 03/19/26 _x86_64_ (4 CPU) 13:53:16 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:38 1.25 0.00 1.25 0.00 0.04 14.56 0.13 14:20:29 1.29 0.00 1.29 0.00 0.01 15.22 0.00 14:30:29 14.04 0.01 1.30 12.73 0.16 15.04 242982.70 14:40:29 1.32 0.00 1.32 0.00 0.00 15.22 0.00 14:50:00 24.99 1.38 23.49 0.12 100.74 731.46 156.21 15:00:24 18.01 2.86 14.51 0.64 156.79 3443.91 290.03 15:10:15 3.57 0.17 3.28 0.11 5.47 491.46 122.67 Average: 9.11 0.64 6.54 1.94 37.68 686.84 34663.36 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:38 13779652 15517832 501592 3.06 54472 1910712 1127776 6.47 193808 2145228 12 14:20:29 13779532 15518084 501244 3.06 54852 1910720 1128420 6.48 194176 2152236 4 14:30:29 13777516 15521588 497604 3.04 55528 1915544 1128420 6.48 199656 2152060 4 14:40:29 13776512 15521144 498120 3.04 55928 1915680 1128420 6.48 200072 2152272 36 14:50:00 13324904 15408832 588440 3.59 81816 2210404 1181460 6.78 264684 2502984 175744 15:00:24 9823192 12783760 3180548 19.43 114032 3013148 3393580 19.48 495412 5715196 68 15:10:15 10655720 13764648 2198628 13.43 118368 3146268 2407264 13.82 525700 4835628 11796 Average: 12702433 14862270 1138025 6.95 76428 2288925 1642191 9.43 296215 3093658 26809 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:38 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 14:10:38 ens3 0.31 0.10 0.07 0.04 0.00 0.00 0.00 0.00 14:10:38 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:20:29 ens3 5.45 4.18 3.53 3.23 0.00 0.00 0.00 0.00 14:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:30:29 ens3 0.20 0.09 0.04 0.02 0.00 0.00 0.00 0.00 14:30:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:29 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:40:29 ens3 0.25 0.12 0.07 0.04 0.00 0.00 0.00 0.00 14:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:00 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 14:50:00 ens3 31.08 22.70 148.52 8.90 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:24 lo 0.49 0.49 0.06 0.06 0.00 0.00 0.00 0.00 15:00:24 ens3 57.99 46.55 746.38 7.58 0.00 0.00 0.00 0.00 15:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:15 lo 0.72 0.72 0.38 0.38 0.00 0.00 0.00 0.00 15:10:15 ens3 6.83 5.40 31.03 1.69 0.00 0.00 0.00 0.00 15:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.25 0.25 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 14.64 11.36 135.57 3.03 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-6070) 03/19/26 _x86_64_ (4 CPU) 13:53:16 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:38 all 0.13 0.00 0.03 0.01 0.01 99.82 14:10:38 0 0.35 0.00 0.03 0.00 0.01 99.61 14:10:38 1 0.04 0.00 0.04 0.04 0.01 99.87 14:10:38 2 0.06 0.00 0.03 0.00 0.01 99.89 14:10:38 3 0.07 0.00 0.03 0.01 0.01 99.89 14:20:29 all 0.17 0.00 0.04 0.01 0.01 99.77 14:20:29 0 0.10 0.00 0.02 0.01 0.01 99.86 14:20:29 1 0.25 0.00 0.04 0.02 0.01 99.68 14:20:29 2 0.20 0.00 0.03 0.00 0.01 99.76 14:20:29 3 0.15 0.00 0.06 0.00 0.01 99.78 14:30:29 all 0.06 0.00 0.03 0.03 0.01 99.88 14:30:29 0 0.14 0.00 0.02 0.00 0.01 99.83 14:30:29 1 0.04 0.00 0.05 0.10 0.01 99.80 14:30:29 2 0.04 0.00 0.04 0.01 0.01 99.90 14:30:29 3 0.01 0.00 0.02 0.00 0.00 99.97 14:40:29 all 0.27 0.00 0.03 0.01 0.01 99.69 14:40:29 0 0.45 0.00 0.01 0.01 0.01 99.51 14:40:29 1 0.03 0.00 0.03 0.01 0.01 99.91 14:40:29 2 0.54 0.00 0.04 0.00 0.01 99.41 14:40:29 3 0.04 0.00 0.03 0.00 0.01 99.92 14:50:00 all 1.82 0.00 0.22 0.19 0.01 97.76 14:50:00 0 1.74 0.00 0.32 0.65 0.01 97.28 14:50:00 1 0.72 0.00 0.15 0.02 0.01 99.10 14:50:00 2 3.74 0.00 0.27 0.06 0.02 95.92 14:50:00 3 1.08 0.00 0.12 0.02 0.01 98.77 15:00:24 all 51.16 0.00 1.06 0.08 0.10 47.61 15:00:24 0 54.86 0.00 1.13 0.15 0.10 43.75 15:00:24 1 45.93 0.00 1.08 0.08 0.10 52.82 15:00:24 2 56.44 0.00 1.06 0.04 0.10 42.35 15:00:24 3 47.38 0.00 0.97 0.04 0.09 51.52 15:10:15 all 45.33 0.00 0.59 0.05 0.08 53.95 15:10:15 0 41.17 0.00 0.59 0.02 0.08 58.14 15:10:15 1 34.33 0.00 0.44 0.14 0.07 65.02 15:10:15 2 33.85 0.00 0.59 0.02 0.07 65.46 15:10:15 3 72.01 0.00 0.73 0.00 0.10 27.16 Average: all 14.27 0.00 0.29 0.05 0.03 85.36 Average: 0 14.31 0.00 0.31 0.12 0.03 85.24 Average: 1 11.76 0.00 0.26 0.06 0.03 87.89 Average: 2 13.71 0.00 0.30 0.02 0.03 85.94 Average: 3 17.29 0.00 0.28 0.01 0.03 82.39