---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9416 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 18G 60G 23% / 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 712 11699 4 3577 14934 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:ef:ea:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79520sec preferred_lft 79520sec inet6 fe80::f816:3eff:feef:ea25/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:39:52:b1:83:28 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::ac39:52ff:feb1:8328/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-9416) 04/28/26 _x86_64_ (4 CPU) 16:02:31 LINUX RESTART (4 CPU) 16:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:20:03 74.12 20.68 50.60 2.84 307.51 4980.76 2519.30 16:30:03 26.09 12.12 13.18 0.79 191.38 359.69 361.49 16:40:01 8.23 0.24 7.58 0.41 16.87 244.24 442.82 16:50:03 14.49 0.09 13.82 0.58 4.18 631.73 400.49 17:00:03 15.59 0.03 14.81 0.75 1.68 487.45 986.80 17:10:01 2.99 0.03 2.96 0.00 0.86 48.25 0.01 17:20:03 4.90 0.01 4.69 0.19 0.82 134.11 454.24 17:30:03 23.35 0.08 7.16 16.11 3.11 273.34 210134.23 17:40:01 5.06 0.00 4.88 0.17 0.19 157.68 40.71 17:50:03 9.74 0.03 9.31 0.39 1.25 571.70 324.97 Average: 18.48 3.34 12.91 2.23 52.86 790.41 21564.61 16:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:20:03 1637252 5083284 10847360 66.25 269756 3145404 12828048 73.63 2188564 11945072 380 16:30:03 4961240 7307480 8629988 52.71 267608 2137168 9380484 53.84 1872856 9037220 808 16:40:01 5937408 8310368 7629944 46.60 268724 2162824 8625528 49.51 1882852 8061664 376 16:50:03 12509524 15013420 930224 5.68 273436 2288976 1709664 9.81 1921748 1471668 11188 17:00:03 8933688 11503336 4438332 27.11 275816 2352364 5219316 29.96 1926964 5031964 284 17:10:01 8724556 11296512 4644776 28.37 276056 2354432 5372512 30.84 1927464 5234440 92 17:20:03 8762020 11352952 4588488 28.02 276624 2372840 5272520 30.26 1928752 5193352 520 17:30:03 7602376 10238120 5702812 34.83 277848 2416444 6529764 37.48 1938996 6349384 480 17:40:01 8837528 11497328 4444364 27.14 278520 2439828 5219088 29.96 1941284 5111184 256 17:50:03 8485100 11269672 4671740 28.53 282376 2560396 5280128 30.31 1956000 5446104 244 Average: 7639069 10287247 5652803 34.53 274676 2423068 6543705 37.56 1948548 6288205 1463 16:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:20:03 lo 26.10 26.10 17.71 17.71 0.00 0.00 0.00 0.00 16:20:03 ens3 2.28 2.12 0.65 0.57 0.00 0.00 0.00 0.00 16:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:03 lo 40.96 40.96 17.10 17.10 0.00 0.00 0.00 0.00 16:30:03 ens3 1.29 1.00 0.23 0.87 0.00 0.00 0.00 0.00 16:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 15.62 15.62 8.50 8.50 0.00 0.00 0.00 0.00 16:40:01 ens3 0.89 0.69 0.16 0.31 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:03 lo 11.96 11.96 5.92 5.92 0.00 0.00 0.00 0.00 16:50:03 ens3 0.98 0.76 0.24 0.19 0.00 0.00 0.00 0.00 16:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:03 lo 18.29 18.29 9.37 9.37 0.00 0.00 0.00 0.00 17:00:03 ens3 0.90 0.81 0.18 0.15 0.00 0.00 0.00 0.00 17:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 11.99 11.99 5.73 5.73 0.00 0.00 0.00 0.00 17:10:01 ens3 0.64 0.36 0.11 0.08 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:03 lo 22.13 22.13 7.50 7.50 0.00 0.00 0.00 0.00 17:20:03 ens3 0.52 0.29 0.09 0.06 0.00 0.00 0.00 0.00 17:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:03 lo 21.13 21.13 11.48 11.48 0.00 0.00 0.00 0.00 17:30:03 ens3 0.82 0.56 0.15 0.11 0.00 0.00 0.00 0.00 17:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 17.40 17.40 9.87 9.87 0.00 0.00 0.00 0.00 17:40:01 ens3 0.78 0.56 0.17 0.13 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:03 lo 20.15 20.15 9.74 9.74 0.00 0.00 0.00 0.00 17:50:03 ens3 1.13 0.83 0.29 0.23 0.00 0.00 0.00 0.00 17:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.58 20.58 10.29 10.29 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.80 0.23 0.27 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-9416) 04/28/26 _x86_64_ (4 CPU) 16:02:31 LINUX RESTART (4 CPU) 16:10:01 CPU %user %nice %system %iowait %steal %idle 16:20:03 all 59.39 0.00 2.38 0.11 0.12 37.99 16:20:03 0 59.10 0.00 2.39 0.07 0.12 38.32 16:20:03 1 59.09 0.00 2.41 0.05 0.12 38.33 16:20:03 2 60.19 0.00 2.27 0.23 0.12 37.19 16:20:03 3 59.20 0.00 2.45 0.10 0.12 38.13 16:30:03 all 30.70 0.00 1.28 0.09 0.11 67.82 16:30:03 0 30.89 0.00 1.22 0.09 0.11 67.69 16:30:03 1 31.11 0.00 1.27 0.06 0.12 67.44 16:30:03 2 30.52 0.00 1.33 0.11 0.12 67.93 16:30:03 3 30.28 0.00 1.30 0.10 0.11 68.21 16:40:01 all 17.59 0.00 0.78 0.03 0.09 81.51 16:40:01 0 18.17 0.00 0.81 0.01 0.09 80.92 16:40:01 1 17.55 0.00 0.83 0.02 0.09 81.51 16:40:01 2 17.74 0.00 0.75 0.03 0.09 81.38 16:40:01 3 16.89 0.00 0.73 0.07 0.08 82.23 16:50:03 all 19.36 0.00 0.77 0.04 0.08 79.75 16:50:03 0 20.60 0.00 0.75 0.04 0.08 78.53 16:50:03 1 19.06 0.00 0.73 0.09 0.08 80.04 16:50:03 2 17.94 0.00 0.88 0.02 0.09 81.08 16:50:03 3 19.82 0.00 0.71 0.00 0.08 79.38 17:00:03 all 27.62 0.00 0.90 0.06 0.09 71.33 17:00:03 0 27.80 0.00 0.95 0.05 0.09 71.11 17:00:03 1 26.79 0.00 0.94 0.08 0.09 72.10 17:00:03 2 28.07 0.00 0.85 0.04 0.09 70.95 17:00:03 3 27.81 0.00 0.84 0.09 0.08 71.18 17:10:01 all 2.66 0.00 0.30 0.02 0.07 96.95 17:10:01 0 2.57 0.00 0.26 0.02 0.07 97.08 17:10:01 1 2.81 0.00 0.31 0.01 0.07 96.81 17:10:01 2 2.82 0.00 0.35 0.01 0.08 96.74 17:10:01 3 2.45 0.00 0.27 0.02 0.07 97.18 17:20:03 all 7.94 0.00 0.35 0.02 0.07 91.61 17:20:03 0 8.21 0.00 0.35 0.01 0.06 91.36 17:20:03 1 8.10 0.00 0.37 0.04 0.08 91.40 17:20:03 2 7.94 0.00 0.34 0.03 0.07 91.62 17:20:03 3 7.52 0.00 0.35 0.01 0.07 92.05 17:30:03 all 17.18 0.00 0.68 0.04 0.08 82.02 17:30:03 0 16.99 0.00 0.61 0.01 0.07 82.32 17:30:03 1 17.56 0.00 0.75 0.08 0.08 81.52 17:30:03 2 16.59 0.00 0.70 0.02 0.08 82.60 17:30:03 3 17.56 0.00 0.65 0.05 0.08 81.66 17:40:01 all 8.50 0.00 0.41 0.02 0.07 91.00 17:40:01 0 8.49 0.00 0.40 0.01 0.07 91.03 17:40:01 1 8.36 0.00 0.39 0.01 0.07 91.17 17:40:01 2 8.47 0.00 0.42 0.03 0.08 91.00 17:40:01 3 8.68 0.00 0.41 0.03 0.08 90.81 17:50:03 all 14.69 0.00 0.60 0.03 0.08 84.60 17:50:03 0 14.32 0.00 0.50 0.02 0.07 85.09 17:50:03 1 14.57 0.00 0.71 0.04 0.08 84.59 17:50:03 2 14.98 0.00 0.56 0.02 0.07 84.36 17:50:03 3 14.88 0.00 0.64 0.06 0.07 84.35 Average: all 20.57 0.00 0.84 0.05 0.09 78.46 Average: 0 20.72 0.00 0.82 0.03 0.08 78.34 Average: 1 20.50 0.00 0.87 0.05 0.09 78.49 Average: 2 20.54 0.00 0.85 0.05 0.09 78.48 Average: 3 20.52 0.00 0.84 0.05 0.08 78.51