---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-16789 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 672 12209 4 3107 14973 Swap: 1023 40 983 ---> 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:5d:d0:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79854sec preferred_lft 79854sec inet6 fe80::f816:3eff:fe5d:d045/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:23:da:86:5b:80 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::c823:daff:fe86:5b80/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-16789) 05/19/26 _x86_64_ (4 CPU) 12:40:40 LINUX RESTART (4 CPU) 12:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:00 86.89 30.71 53.31 2.87 829.76 5198.89 2912.47 13:10:01 14.81 0.91 13.22 0.68 22.62 348.10 1336.06 13:20:01 6.13 0.16 5.54 0.43 10.19 235.11 1233.04 13:30:24 20.86 0.11 19.85 0.90 2.29 848.55 2194.62 13:40:24 22.96 0.10 7.20 15.65 2.56 209.87 209609.32 13:50:24 5.02 0.18 4.64 0.19 2.15 137.32 131.28 14:00:20 5.89 0.06 5.68 0.15 1.84 154.86 113.20 14:10:20 5.34 0.40 4.74 0.20 5.33 148.48 143.09 14:20:24 12.59 0.43 11.60 0.56 9.77 680.17 660.24 Average: 19.97 3.62 13.96 2.40 97.14 879.16 24186.95 12:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:00 3915620 5732636 10207776 62.34 262868 1664604 10951216 62.86 1229632 10776240 132 13:10:01 7891756 9741448 6200224 37.87 264892 1694988 8040972 46.16 1262292 6785888 6268 13:20:01 13415856 15371452 575440 3.51 269176 1795544 1357968 7.79 1296100 1237244 84640 13:30:24 10950628 12990328 2956008 18.05 272764 1875832 3725328 21.38 1322348 3677024 332 13:40:24 9421632 11495024 4450192 27.18 274024 1908248 5254600 30.16 1330620 5199832 144 13:50:24 9365072 11457980 4487188 27.41 274576 1927164 5238020 30.07 1332448 5242820 236 14:00:20 7855700 9968952 5975396 36.50 275392 1946692 6779476 38.91 1334864 6750220 140 14:10:20 7905736 10041484 5902712 36.05 276184 1968396 6682300 38.36 1339848 6687832 436 14:20:24 9115820 11406060 4539112 27.72 280688 2113068 5216912 29.95 1358980 5473112 40 Average: 8870869 10911707 5032672 30.74 272285 1877171 5916310 33.96 1311904 5758912 10263 12:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:00 lo 35.93 35.93 24.65 24.65 0.00 0.00 0.00 0.00 13:00:00 ens3 2.32 2.10 0.68 0.58 0.00 0.00 0.00 0.00 13:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 44.78 44.78 17.73 17.73 0.00 0.00 0.00 0.00 13:10:01 ens3 1.46 1.22 0.33 0.27 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:01 lo 11.84 11.84 6.91 6.91 0.00 0.00 0.00 0.00 13:20:01 ens3 0.68 0.53 0.17 0.14 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:24 lo 12.86 12.86 7.44 7.44 0.00 0.00 0.00 0.00 13:30:24 ens3 0.91 0.89 0.18 0.16 0.00 0.00 0.00 0.00 13:30:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:24 lo 19.60 19.60 9.32 9.32 0.00 0.00 0.00 0.00 13:40:24 ens3 0.80 0.70 0.19 0.15 0.00 0.00 0.00 0.00 13:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:24 lo 27.91 27.91 9.81 9.81 0.00 0.00 0.00 0.00 13:50:24 ens3 0.53 0.41 0.11 0.08 0.00 0.00 0.00 0.00 13:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:20 lo 15.25 15.25 7.83 7.83 0.00 0.00 0.00 0.00 14:00:20 ens3 0.73 0.51 0.20 0.15 0.00 0.00 0.00 0.00 14:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:20 lo 17.65 17.65 10.52 10.52 0.00 0.00 0.00 0.00 14:10:20 ens3 1.24 0.65 0.39 0.27 0.00 0.00 0.00 0.00 14:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:24 lo 18.50 18.50 10.11 10.11 0.00 0.00 0.00 0.00 14:20:24 ens3 1.20 0.90 0.34 0.27 0.00 0.00 0.00 0.00 14:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.65 22.65 11.56 11.56 0.00 0.00 0.00 0.00 Average: ens3 1.09 0.88 0.29 0.23 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-16789) 05/19/26 _x86_64_ (4 CPU) 12:40:40 LINUX RESTART (4 CPU) 12:50:07 CPU %user %nice %system %iowait %steal %idle 13:00:00 all 67.33 0.00 2.50 0.17 0.13 29.87 13:00:00 0 66.43 0.00 2.77 0.23 0.13 30.44 13:00:00 1 67.07 0.00 2.44 0.27 0.13 30.10 13:00:00 2 68.20 0.00 2.31 0.09 0.13 29.27 13:00:00 3 67.62 0.00 2.50 0.09 0.13 29.66 13:10:01 all 30.26 0.00 1.29 0.04 0.10 68.30 13:10:01 0 30.03 0.00 1.26 0.05 0.10 68.55 13:10:01 1 30.57 0.00 1.33 0.04 0.10 67.95 13:10:01 2 30.34 0.00 1.38 0.04 0.11 68.14 13:10:01 3 30.11 0.00 1.19 0.03 0.11 68.56 13:20:01 all 15.53 0.00 0.72 0.04 0.07 83.64 13:20:01 0 15.08 0.00 0.66 0.05 0.07 84.13 13:20:01 1 15.03 0.00 0.73 0.02 0.08 84.15 13:20:01 2 16.86 0.00 0.89 0.07 0.08 82.10 13:20:01 3 15.15 0.00 0.60 0.01 0.07 84.17 13:30:24 all 31.60 0.00 1.01 0.46 0.08 66.84 13:30:24 0 30.87 0.00 1.19 1.66 0.09 66.19 13:30:24 1 31.82 0.00 0.97 0.08 0.09 67.04 13:30:24 2 31.44 0.00 0.98 0.05 0.08 67.45 13:30:24 3 32.27 0.00 0.92 0.04 0.08 66.69 13:40:24 all 14.47 0.00 0.58 0.05 0.06 84.84 13:40:24 0 13.88 0.00 0.58 0.12 0.06 85.36 13:40:24 1 15.00 0.00 0.58 0.03 0.07 84.33 13:40:24 2 14.69 0.00 0.60 0.02 0.07 84.61 13:40:24 3 14.30 0.00 0.57 0.02 0.06 85.05 13:50:24 all 8.58 0.00 0.43 0.02 0.06 90.90 13:50:24 0 8.52 0.00 0.47 0.04 0.07 90.90 13:50:24 1 8.83 0.00 0.45 0.03 0.06 90.63 13:50:24 2 8.60 0.00 0.42 0.02 0.06 90.90 13:50:24 3 8.37 0.00 0.40 0.00 0.06 91.17 14:00:20 all 9.62 0.00 0.38 0.03 0.07 89.91 14:00:20 0 9.74 0.00 0.39 0.02 0.06 89.79 14:00:20 1 9.61 0.00 0.44 0.04 0.07 89.84 14:00:20 2 9.43 0.00 0.34 0.03 0.07 90.14 14:00:20 3 9.69 0.00 0.36 0.02 0.06 89.87 14:10:20 all 9.93 0.00 0.44 0.02 0.06 89.55 14:10:20 0 9.71 0.00 0.36 0.01 0.06 89.86 14:10:20 1 9.91 0.00 0.46 0.02 0.07 89.54 14:10:20 2 10.16 0.00 0.53 0.04 0.06 89.21 14:10:20 3 9.93 0.00 0.40 0.01 0.06 89.60 14:20:24 all 19.70 0.00 0.70 0.05 0.07 79.49 14:20:24 0 19.59 0.00 0.65 0.10 0.07 79.59 14:20:24 1 19.94 0.00 0.71 0.06 0.07 79.22 14:20:24 2 19.39 0.00 0.66 0.01 0.07 79.87 14:20:24 3 19.86 0.00 0.78 0.01 0.07 79.27 Average: all 22.98 0.00 0.89 0.10 0.08 75.95 Average: 0 22.63 0.00 0.92 0.26 0.08 76.11 Average: 1 23.07 0.00 0.90 0.07 0.08 75.88 Average: 2 23.21 0.00 0.90 0.04 0.08 75.77 Average: 3 23.03 0.00 0.86 0.03 0.08 76.02