---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-466943 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 12G 66G 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 653 9432 4 5903 14993 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:02:7a:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.15/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79929sec preferred_lft 79929sec inet6 fe80::f816:3eff:fe02:7ae5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:43:fd:68:b0:ad 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-466943) 03/14/26 _x86_64_ (4 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:14 1.75 0.19 1.54 0.01 5.65 23.93 0.60 00:20:14 1.14 0.00 1.14 0.00 0.01 13.84 0.00 00:30:14 1.26 0.00 1.26 0.00 0.00 14.85 0.00 00:40:14 1.27 0.00 1.27 0.00 0.00 14.99 0.00 00:50:14 1.20 0.00 1.20 0.00 0.00 14.35 0.00 01:00:14 1.28 0.00 1.28 0.00 0.00 15.31 0.00 01:10:14 60.42 4.25 42.78 13.40 260.37 3500.20 243341.93 01:20:14 24.51 0.32 20.94 3.26 13.05 2500.31 44320.92 01:30:01 25.53 0.16 21.84 3.53 4.96 1947.23 25178.71 Average: 13.09 0.55 10.31 2.24 31.56 889.16 34699.07 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:14 13739300 15537420 479052 2.93 56916 1967084 1127748 6.47 202944 2187844 68 00:20:14 13738040 15536516 479964 2.93 57240 1967100 1127748 6.47 203268 2188868 196 00:30:14 13736280 15535164 481192 2.94 57616 1967108 1127940 6.47 203648 2194860 212 00:40:14 13734012 15533288 483120 2.95 57928 1967180 1127940 6.47 203960 2195072 8 00:50:14 13733256 15533188 483256 2.95 58328 1967440 1128004 6.47 204352 2195592 192 01:00:14 13731244 15531512 484804 2.96 58640 1967452 1128004 6.47 204672 2195432 20 01:10:14 11060008 14196612 1764912 10.78 114260 3171008 2507108 14.39 522188 4419584 331820 01:20:14 9771124 13250372 2707756 16.54 133228 3467448 2903588 16.67 688412 5515056 88 01:30:01 9371444 13265960 2688296 16.42 153924 3831292 2738124 15.72 828104 5731580 17708 Average: 12512745 14880004 1116928 6.82 83120 2474790 1657356 9.51 362394 3202654 38924 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:10:14 ens3 0.41 0.15 0.11 0.06 0.00 0.00 0.00 0.00 00:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:20:14 ens3 0.25 0.08 0.04 0.02 0.00 0.00 0.00 0.00 00:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:30:14 ens3 0.68 0.61 0.12 0.51 0.00 0.00 0.00 0.00 00:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:40:14 ens3 0.35 0.12 0.10 0.06 0.00 0.00 0.00 0.00 00:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:50:14 ens3 0.54 0.14 0.12 0.07 0.00 0.00 0.00 0.00 00:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:14 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 01:00:14 ens3 0.22 0.08 0.05 0.02 0.00 0.00 0.00 0.00 01:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:14 lo 0.39 0.39 0.06 0.06 0.00 0.00 0.00 0.00 01:10:14 ens3 93.80 72.73 888.56 13.78 0.00 0.00 0.00 0.00 01:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:14 lo 31.02 31.02 7.37 7.37 0.00 0.00 0.00 0.00 01:20:14 ens3 17.81 15.67 40.84 4.76 0.00 0.00 0.00 0.00 01:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 lo 1487.99 1487.99 1394.78 1394.78 0.00 0.00 0.00 0.00 01:30:01 ens3 46.05 36.09 273.35 9.18 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 165.22 165.22 152.36 152.36 0.00 0.00 0.00 0.00 Average: ens3 17.68 13.87 133.03 3.14 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-466943) 03/14/26 _x86_64_ (4 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:14 all 0.05 0.00 0.02 0.01 0.02 99.90 00:10:14 0 0.01 0.00 0.01 0.00 0.00 99.97 00:10:14 1 0.02 0.00 0.02 0.02 0.02 99.92 00:10:14 2 0.06 0.00 0.03 0.01 0.03 99.86 00:10:14 3 0.10 0.00 0.02 0.01 0.01 99.85 00:20:14 all 0.04 0.00 0.02 0.01 0.02 99.91 00:20:14 0 0.01 0.00 0.02 0.00 0.01 99.96 00:20:14 1 0.01 0.00 0.02 0.02 0.01 99.93 00:20:14 2 0.14 0.00 0.03 0.00 0.04 99.80 00:20:14 3 0.02 0.00 0.02 0.01 0.01 99.95 00:30:14 all 0.10 0.00 0.02 0.01 0.02 99.86 00:30:14 0 0.01 0.00 0.01 0.00 0.01 99.97 00:30:14 1 0.06 0.00 0.03 0.02 0.03 99.86 00:30:14 2 0.06 0.00 0.03 0.01 0.02 99.89 00:30:14 3 0.25 0.00 0.02 0.00 0.01 99.72 00:40:14 all 0.07 0.00 0.02 0.01 0.02 99.88 00:40:14 0 0.22 0.00 0.04 0.00 0.02 99.72 00:40:14 1 0.02 0.00 0.02 0.02 0.02 99.92 00:40:14 2 0.02 0.00 0.01 0.00 0.01 99.95 00:40:14 3 0.02 0.00 0.02 0.00 0.02 99.94 00:50:14 all 0.03 0.00 0.02 0.01 0.02 99.92 00:50:14 0 0.02 0.00 0.02 0.00 0.01 99.95 00:50:14 1 0.02 0.00 0.02 0.03 0.02 99.91 00:50:14 2 0.06 0.00 0.03 0.00 0.02 99.89 00:50:14 3 0.03 0.00 0.02 0.00 0.01 99.94 01:00:14 all 0.15 0.00 0.02 0.01 0.01 99.81 01:00:14 0 0.01 0.00 0.01 0.00 0.01 99.97 01:00:14 1 0.31 0.00 0.03 0.02 0.03 99.61 01:00:14 2 0.01 0.00 0.01 0.01 0.01 99.95 01:00:14 3 0.27 0.00 0.02 0.00 0.01 99.69 01:10:14 all 9.92 0.00 0.66 0.29 0.03 89.11 01:10:14 0 8.93 0.00 0.49 0.13 0.02 90.43 01:10:14 1 12.01 0.00 0.99 0.12 0.04 86.85 01:10:14 2 10.31 0.00 0.68 0.46 0.04 88.51 01:10:14 3 8.42 0.00 0.46 0.44 0.03 90.64 01:20:14 all 32.91 0.00 1.10 0.12 0.08 65.79 01:20:14 0 33.82 0.00 1.08 0.04 0.08 64.98 01:20:14 1 32.44 0.00 0.98 0.08 0.08 66.42 01:20:14 2 32.57 0.00 1.09 0.08 0.08 66.18 01:20:14 3 32.81 0.00 1.23 0.29 0.08 65.59 01:30:01 all 35.99 0.00 1.81 0.07 0.08 62.05 01:30:01 0 36.94 0.00 1.70 0.08 0.08 61.20 01:30:01 1 36.45 0.00 1.76 0.05 0.08 61.65 01:30:01 2 35.65 0.00 2.13 0.09 0.08 62.05 01:30:01 3 34.91 0.00 1.63 0.06 0.08 63.31 Average: all 8.71 0.00 0.40 0.06 0.03 90.80 Average: 0 8.78 0.00 0.37 0.03 0.03 90.79 Average: 1 8.94 0.00 0.43 0.04 0.03 90.56 Average: 2 8.66 0.00 0.44 0.07 0.04 90.78 Average: 3 8.44 0.00 0.38 0.09 0.03 91.07