---> uname -a: Linux prd-centos8-docker-8c-8g-892.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 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 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1064 26285 19 4540 30359 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:ca:8e:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.211/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85932sec preferred_lft 85932sec inet6 fe80::f816:3eff:feca:8e53/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ff:33:58:52 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::42:ffff:fe33:5852/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/31/2026 _x86_64_ (8 CPU) 11:08:29 LINUX RESTART (8 CPU) 11:09:01 AM tps rtps wtps bread/s bwrtn/s 11:10:01 AM 137.48 19.05 118.43 3696.72 7855.56 11:11:01 AM 210.76 2.25 208.51 84.37 20101.95 11:12:01 AM 110.93 3.02 107.91 1427.52 29631.04 11:13:01 AM 158.87 15.89 142.98 5078.13 2251.41 11:14:01 AM 30.96 0.00 30.96 0.00 18793.93 11:15:01 AM 23.11 0.07 23.05 50.12 552.97 11:16:01 AM 29.69 1.95 27.74 1666.64 9976.51 Average: 100.26 6.03 94.23 1714.90 12737.64 11:09:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:01 AM 29237180 31118712 3418532 10.47 2688 2200660 1544160 4.58 152036 2821444 249476 11:11:01 AM 28047532 30230132 4608180 14.11 2688 2496824 2332392 6.92 171696 3958004 96 11:12:01 AM 26258856 29339976 6396856 19.59 2688 3378360 4082776 12.11 322848 5523656 112 11:13:01 AM 26115888 29893904 6539824 20.03 2688 4070772 2417516 7.17 655156 5327820 520420 11:14:01 AM 25977704 29793304 6678008 20.45 2688 4107820 2491700 7.39 655800 5462580 128 11:15:01 AM 25783488 29608156 6872224 21.04 2688 4116252 2681056 7.95 663092 5647844 28 11:16:01 AM 26989096 31157820 5666616 17.35 2688 4457640 1459716 4.33 874756 4228992 23248 Average: 26915678 30163143 5740034 17.58 2688 3546904 2429902 7.21 499341 4710049 113358 11:09:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 159.39 110.85 1769.48 20.63 0.00 0.00 0.00 0.00 11:10:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 566.79 428.04 4825.26 79.61 0.00 0.00 0.00 0.00 11:11:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 1369.56 348.80 7362.04 29.43 0.00 0.00 0.00 0.00 11:12:01 AM docker0 0.00 0.03 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM vetha1ceaaf 0.00 0.05 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 AM lo 12.98 12.98 1.36 1.36 0.00 0.00 0.00 0.00 11:13:01 AM eth0 119.21 94.75 1285.19 26.29 0.00 0.00 0.00 0.00 11:13:01 AM docker0 4.81 5.91 0.65 0.69 0.00 0.00 0.00 0.00 11:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 AM eth0 194.02 152.22 683.92 51.30 0.00 0.00 0.00 0.00 11:14:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 AM eth0 119.81 98.02 165.03 26.70 0.00 0.00 0.00 0.00 11:15:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 AM eth0 228.46 176.01 3044.96 33.91 0.00 0.00 0.00 0.00 11:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.85 1.85 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 393.90 201.24 2733.80 38.26 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.85 0.09 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/31/2026 _x86_64_ (8 CPU) 11:08:29 LINUX RESTART (8 CPU) 11:09:01 AM CPU %user %nice %system %iowait %steal %idle 11:10:01 AM all 10.91 0.00 1.04 0.57 0.06 87.42 11:10:01 AM 0 10.66 0.00 0.93 0.50 0.08 87.82 11:10:01 AM 1 5.48 0.00 0.60 0.77 0.05 93.10 11:10:01 AM 2 8.51 0.00 1.05 0.97 0.07 89.40 11:10:01 AM 3 15.52 0.00 1.17 0.43 0.07 82.81 11:10:01 AM 4 17.46 0.00 1.67 0.40 0.05 80.42 11:10:01 AM 5 4.25 0.00 0.55 0.48 0.07 94.65 11:10:01 AM 6 14.80 0.00 1.49 0.72 0.05 82.94 11:10:01 AM 7 10.60 0.00 0.84 0.32 0.03 88.21 11:11:01 AM all 15.68 0.00 1.04 0.96 0.07 82.25 11:11:01 AM 0 4.50 0.00 1.54 2.49 0.07 91.41 11:11:01 AM 1 10.98 0.00 1.05 0.57 0.07 87.33 11:11:01 AM 2 7.34 0.00 0.65 0.10 0.07 91.84 11:11:01 AM 3 30.94 0.00 0.79 0.62 0.07 67.59 11:11:01 AM 4 30.35 0.00 1.35 0.65 0.10 67.54 11:11:01 AM 5 17.56 0.00 1.05 0.85 0.07 80.47 11:11:01 AM 6 15.56 0.00 0.87 1.60 0.05 81.92 11:11:01 AM 7 8.14 0.00 1.02 0.79 0.07 89.98 11:12:01 AM all 26.89 0.00 2.14 1.09 0.09 69.79 11:12:01 AM 0 32.37 0.00 2.47 0.67 0.10 64.39 11:12:01 AM 1 30.16 0.00 2.51 2.39 0.10 64.84 11:12:01 AM 2 17.56 0.00 2.46 2.15 0.07 77.76 11:12:01 AM 3 8.74 0.00 1.68 0.29 0.08 89.20 11:12:01 AM 4 41.49 0.00 2.20 1.24 0.10 54.97 11:12:01 AM 5 26.02 0.00 2.45 1.80 0.07 69.66 11:12:01 AM 6 36.75 0.00 1.49 0.10 0.08 61.57 11:12:01 AM 7 21.98 0.00 1.88 0.05 0.08 76.01 11:13:01 AM all 20.52 0.35 2.17 0.43 0.09 76.45 11:13:01 AM 0 15.86 0.02 2.43 0.33 0.08 81.28 11:13:01 AM 1 17.31 0.00 2.13 0.30 0.08 80.18 11:13:01 AM 2 21.98 2.65 2.08 0.23 0.10 72.96 11:13:01 AM 3 15.76 0.03 2.07 0.25 0.08 81.80 11:13:01 AM 4 23.39 0.00 1.89 0.35 0.08 74.28 11:13:01 AM 5 22.58 0.00 1.51 0.03 0.08 75.79 11:13:01 AM 6 32.01 0.03 3.17 1.79 0.10 62.90 11:13:01 AM 7 15.25 0.05 2.08 0.13 0.07 82.42 11:14:01 AM all 10.28 0.00 0.52 0.28 0.04 88.89 11:14:01 AM 0 19.57 0.00 0.18 0.05 0.07 80.13 11:14:01 AM 1 4.64 0.00 0.72 0.73 0.03 93.87 11:14:01 AM 2 3.91 0.00 0.37 1.12 0.03 94.57 11:14:01 AM 3 7.01 0.00 0.78 0.03 0.03 92.14 11:14:01 AM 4 2.74 0.00 0.27 0.00 0.02 96.97 11:14:01 AM 5 27.99 0.00 0.82 0.07 0.03 71.10 11:14:01 AM 6 3.59 0.00 0.22 0.03 0.05 96.11 11:14:01 AM 7 12.72 0.00 0.80 0.18 0.03 86.26 11:15:01 AM all 12.93 0.00 0.38 0.05 0.04 86.61 11:15:01 AM 0 11.71 0.00 0.10 0.00 0.05 88.14 11:15:01 AM 1 41.89 0.00 0.88 0.00 0.07 57.15 11:15:01 AM 2 8.74 0.00 0.58 0.00 0.02 90.65 11:15:01 AM 3 3.46 0.00 0.17 0.00 0.03 96.34 11:15:01 AM 4 1.05 0.00 0.55 0.12 0.05 98.23 11:15:01 AM 5 22.64 0.00 0.30 0.05 0.05 76.96 11:15:01 AM 6 4.53 0.00 0.22 0.00 0.02 95.24 11:15:01 AM 7 9.33 0.00 0.23 0.20 0.03 90.20 11:16:01 AM all 20.51 0.00 1.08 0.19 0.07 78.14 11:16:01 AM 0 11.33 0.00 1.15 0.22 0.07 87.23 11:16:01 AM 1 27.69 0.00 1.42 0.15 0.08 70.66 11:16:01 AM 2 24.43 0.00 1.27 0.05 0.10 74.15 11:16:01 AM 3 19.04 0.00 0.89 0.72 0.07 79.28 11:16:01 AM 4 33.18 0.00 1.12 0.03 0.07 65.60 11:16:01 AM 5 12.11 0.00 1.04 0.12 0.07 86.67 11:16:01 AM 6 7.74 0.00 0.79 0.03 0.05 91.39 11:16:01 AM 7 28.56 0.00 1.00 0.23 0.08 70.12 Average: all 16.81 0.05 1.19 0.51 0.06 81.38 Average: 0 15.13 0.00 1.26 0.61 0.07 82.93 Average: 1 19.73 0.00 1.33 0.70 0.07 78.17 Average: 2 13.20 0.38 1.21 0.66 0.06 84.49 Average: 3 14.36 0.00 1.08 0.33 0.06 84.16 Average: 4 21.37 0.00 1.29 0.40 0.07 76.88 Average: 5 19.02 0.00 1.10 0.48 0.06 79.33 Average: 6 16.41 0.00 1.18 0.61 0.06 81.75 Average: 7 15.23 0.01 1.12 0.27 0.06 83.32