---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6271 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 17G 61G 22% / 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 719 10993 4 4275 14927 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:c3:10:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79630sec preferred_lft 79630sec inet6 fe80::f816:3eff:fec3:1077/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:d7:6e:36:6d:2d 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::68d7:6eff:fe36:6d2d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-6271) 04/21/26 _x86_64_ (4 CPU) 17:25:29 LINUX RESTART (4 CPU) 17:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:18 106.20 20.86 80.84 4.50 526.75 20683.64 13437.19 17:50:18 25.85 5.34 19.41 1.09 60.85 510.36 1173.51 18:00:01 8.62 0.22 7.96 0.44 10.10 284.37 1616.69 18:10:15 13.37 0.02 12.78 0.56 0.68 615.43 827.32 18:20:18 14.97 0.03 14.38 0.56 1.13 477.84 541.67 18:30:01 5.25 0.02 5.08 0.15 1.10 140.67 321.71 18:40:18 4.60 0.01 4.42 0.17 1.02 143.91 101.68 18:50:00 5.30 0.01 5.11 0.18 0.39 154.27 58.65 19:00:01 4.87 0.00 4.73 0.15 0.13 150.62 57.21 19:10:18 8.68 0.04 8.27 0.37 1.41 544.59 335.45 Average: 20.04 2.71 16.50 0.83 61.66 2424.49 1877.77 17:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:18 169088 3831488 12098800 73.89 270252 3347692 13014056 74.70 2001056 13588484 1728 17:50:18 3262060 6340612 9593996 58.60 270668 2803476 10499452 60.27 2046548 10476352 636 18:00:01 6714844 9818992 6117976 37.37 271684 2827896 6935472 39.81 2055408 7043300 464 18:10:15 12073696 15306936 633192 3.87 276520 2952204 1367276 7.85 2093416 1668492 10752 18:20:18 8282536 11579604 4358620 26.62 278224 3014328 5147568 29.55 2097588 5453160 216 18:30:01 8044292 11359284 4578736 27.97 278792 3031684 5239164 30.07 2098968 5687748 572 18:40:18 6579844 9916488 6020656 36.77 279444 3052684 6688228 38.39 2101160 7138476 280 18:50:00 6553560 9911428 6025624 36.80 279956 3073400 6797788 39.02 2104600 7168328 144 19:00:01 8013344 11394332 4543708 27.75 280640 3095836 5310528 30.48 2106884 5705132 276 19:10:18 7790620 11294772 4643208 28.36 284432 3213720 5250144 30.14 2121912 5918184 236 Average: 6748388 10075394 5861452 35.80 277061 3041292 6624968 38.03 2082754 6984766 1530 17:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:18 lo 17.43 17.43 15.20 15.20 0.00 0.00 0.00 0.00 17:40:18 ens3 44.44 32.84 680.38 3.53 0.00 0.00 0.00 0.00 17:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:18 lo 44.35 44.35 18.81 18.81 0.00 0.00 0.00 0.00 17:50:18 ens3 1.67 1.44 0.35 0.30 0.00 0.00 0.00 0.00 17:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 21.70 21.70 10.58 10.58 0.00 0.00 0.00 0.00 18:00:01 ens3 0.74 0.58 0.16 0.13 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:15 lo 11.73 11.73 5.80 5.80 0.00 0.00 0.00 0.00 18:10:15 ens3 0.99 1.13 0.23 1.21 0.00 0.00 0.00 0.00 18:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:18 lo 18.14 18.14 9.30 9.30 0.00 0.00 0.00 0.00 18:20:18 ens3 0.74 0.71 0.15 0.13 0.00 0.00 0.00 0.00 18:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 19.60 19.60 8.59 8.59 0.00 0.00 0.00 0.00 18:30:01 ens3 0.74 0.67 0.18 0.14 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:18 lo 26.19 26.19 10.93 10.93 0.00 0.00 0.00 0.00 18:40:18 ens3 0.60 0.45 0.15 0.11 0.00 0.00 0.00 0.00 18:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:00 lo 14.43 14.43 7.75 7.75 0.00 0.00 0.00 0.00 18:50:00 ens3 0.48 0.39 0.10 0.08 0.00 0.00 0.00 0.00 18:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 lo 15.17 15.17 8.41 8.41 0.00 0.00 0.00 0.00 19:00:01 ens3 0.65 0.56 0.16 0.13 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:18 lo 15.01 15.01 7.90 7.90 0.00 0.00 0.00 0.00 19:10:18 ens3 0.83 0.69 0.24 0.19 0.00 0.00 0.00 0.00 19:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.36 20.36 10.34 10.34 0.00 0.00 0.00 0.00 Average: ens3 5.30 4.03 69.95 0.61 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-6271) 04/21/26 _x86_64_ (4 CPU) 17:25:29 LINUX RESTART (4 CPU) 17:30:01 CPU %user %nice %system %iowait %steal %idle 17:40:18 all 56.10 0.00 2.30 0.87 0.11 40.61 17:40:18 0 56.22 0.00 2.13 0.87 0.11 40.68 17:40:18 1 56.07 0.00 2.46 0.93 0.11 40.43 17:40:18 2 57.14 0.00 2.25 0.57 0.12 39.92 17:40:18 3 54.99 0.00 2.38 1.13 0.11 41.39 17:50:18 all 41.62 0.00 1.57 0.07 0.11 56.62 17:50:18 0 41.37 0.00 1.61 0.08 0.11 56.83 17:50:18 1 42.16 0.00 1.68 0.07 0.11 55.97 17:50:18 2 42.08 0.00 1.62 0.06 0.11 56.13 17:50:18 3 40.88 0.00 1.38 0.08 0.12 57.54 18:00:01 all 18.02 0.00 0.73 0.04 0.08 81.13 18:00:01 0 18.19 0.00 0.59 0.03 0.08 81.11 18:00:01 1 17.50 0.00 0.73 0.05 0.08 81.64 18:00:01 2 18.30 0.00 0.88 0.05 0.08 80.69 18:00:01 3 18.08 0.00 0.72 0.02 0.08 81.10 18:10:15 all 18.79 0.00 0.75 0.40 0.08 79.99 18:10:15 0 19.18 0.00 0.69 0.08 0.08 79.98 18:10:15 1 18.71 0.00 0.82 0.75 0.08 79.64 18:10:15 2 18.67 0.00 0.70 0.06 0.09 80.47 18:10:15 3 18.58 0.00 0.78 0.71 0.08 79.85 18:20:18 all 28.64 0.00 0.94 0.69 0.09 69.64 18:20:18 0 28.21 0.00 0.99 0.56 0.08 70.16 18:20:18 1 29.50 0.00 1.02 0.33 0.09 69.06 18:20:18 2 28.32 0.00 0.97 1.61 0.09 69.01 18:20:18 3 28.51 0.00 0.80 0.26 0.09 70.35 18:30:01 all 9.49 0.00 0.46 0.06 0.06 89.93 18:30:01 0 9.62 0.00 0.37 0.06 0.06 89.90 18:30:01 1 9.62 0.00 0.53 0.03 0.07 89.76 18:30:01 2 9.20 0.00 0.46 0.09 0.07 90.18 18:30:01 3 9.51 0.00 0.49 0.07 0.06 89.87 18:40:18 all 11.17 0.00 0.63 0.12 0.12 87.97 18:40:18 0 11.24 0.00 0.56 0.10 0.09 88.01 18:40:18 1 11.39 0.00 0.79 0.07 0.11 87.65 18:40:18 2 10.89 0.00 0.58 0.23 0.08 88.21 18:40:18 3 11.16 0.00 0.58 0.08 0.19 87.99 18:50:00 all 10.11 0.00 0.54 0.03 0.07 89.26 18:50:00 0 10.36 0.00 0.46 0.02 0.06 89.10 18:50:00 1 9.99 0.00 0.62 0.03 0.07 89.29 18:50:00 2 9.97 0.00 0.48 0.03 0.07 89.46 18:50:00 3 10.13 0.00 0.59 0.03 0.06 89.19 19:00:01 all 8.25 0.00 0.44 0.03 0.06 91.22 19:00:01 0 8.12 0.00 0.43 0.03 0.06 91.36 19:00:01 1 8.17 0.00 0.44 0.03 0.06 91.30 19:00:01 2 8.64 0.00 0.48 0.02 0.07 90.79 19:00:01 3 8.06 0.00 0.39 0.06 0.06 91.43 19:10:18 all 14.05 0.00 0.64 0.04 0.07 85.20 19:10:18 0 13.21 0.00 0.56 0.02 0.07 86.13 19:10:18 1 14.48 0.00 0.74 0.03 0.08 84.67 19:10:18 2 14.21 0.00 0.68 0.00 0.07 85.04 19:10:18 3 14.30 0.00 0.58 0.11 0.07 84.95 Average: all 21.74 0.00 0.90 0.24 0.09 77.03 Average: 0 21.70 0.00 0.84 0.19 0.08 77.19 Average: 1 21.88 0.00 0.99 0.24 0.09 76.82 Average: 2 21.86 0.00 0.92 0.27 0.08 76.87 Average: 3 21.54 0.00 0.87 0.26 0.09 77.24