---> uname -a: Linux prd-centos8-docker-8c-8g-1891.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: 2800.000 BogoMIPS: 5600.00 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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1069 26504 19 4316 30354 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:61:7d:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.208/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85921sec preferred_lft 85921sec inet6 fe80::f816:3eff:fe61:7da5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:23:f5:ba:63 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::42:23ff:fef5:ba63/64 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) 03/14/2026 _x86_64_ (8 CPU) 07:30:54 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 277.39 107.31 170.08 12326.06 41980.37 07:33:01 AM 291.38 16.50 274.89 3174.40 13086.72 07:34:01 AM 65.98 2.55 63.43 1016.06 10583.41 07:35:01 AM 177.49 13.98 163.51 1032.19 29861.16 07:36:02 AM 76.67 2.47 74.21 4497.17 21095.07 07:37:01 AM 11.74 0.00 11.74 0.00 419.98 07:38:01 AM 10.68 0.07 10.61 50.12 226.95 Average: 130.47 20.46 110.01 3164.18 16789.97 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29632364 31275452 3023348 9.26 2688 1968040 1390592 4.13 141748 2457116 183760 07:33:01 AM 28109356 30258964 4546356 13.92 2688 2462628 2311456 6.86 200356 3862928 287236 07:34:01 AM 27459928 29700732 5195784 15.91 2688 2551956 2723320 8.08 259356 4440188 44816 07:35:01 AM 26826680 29976388 5829032 17.85 2688 3444172 2458884 7.30 517740 4757236 80372 07:36:02 AM 25727612 29547928 6928100 21.22 2688 4111544 2810544 8.34 737292 5625828 128 07:37:01 AM 25687764 29514644 6967948 21.34 2688 4118072 2810544 8.34 737452 5666412 24 07:38:01 AM 25625344 29455704 7030368 21.53 2688 4121156 2839916 8.43 741308 5724904 28 Average: 27009864 29961402 5645848 17.29 2688 3253938 2477894 7.35 476465 4647802 85195 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 385.45 264.80 1682.36 65.59 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 488.17 374.44 5519.28 67.53 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 422.38 277.89 1041.10 71.56 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.96 12.96 1.36 1.36 0.00 0.00 0.00 0.00 07:35:01 AM eth0 1432.31 392.80 6491.43 39.61 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.80 5.95 0.65 0.69 0.00 0.00 0.00 0.00 07:36:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:02 AM eth0 140.89 115.00 1270.18 25.44 0.00 0.00 0.00 0.00 07:36:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 270.93 181.96 194.34 55.41 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:38:01 AM eth0 128.00 79.34 90.41 23.03 0.00 0.00 0.00 0.00 07:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.86 1.86 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 467.35 241.03 2332.08 49.73 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) 03/14/2026 _x86_64_ (8 CPU) 07:30:54 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 13.79 0.00 2.96 2.90 0.07 80.27 07:32:01 AM 0 9.73 0.00 2.29 4.34 0.10 83.54 07:32:01 AM 1 17.24 0.00 3.02 0.52 0.08 79.13 07:32:01 AM 2 11.97 0.00 3.23 3.79 0.08 80.93 07:32:01 AM 3 7.36 0.00 2.47 0.20 0.10 89.86 07:32:01 AM 4 12.37 0.00 2.46 1.34 0.07 83.77 07:32:01 AM 5 23.47 0.00 3.21 1.49 0.05 71.78 07:32:01 AM 6 15.22 0.00 3.37 3.05 0.05 78.31 07:32:01 AM 7 12.97 0.00 3.63 8.45 0.05 74.90 07:33:01 AM all 17.62 0.00 1.49 1.11 0.09 79.69 07:33:01 AM 0 20.78 0.00 1.57 1.15 0.10 76.39 07:33:01 AM 1 20.23 0.00 2.01 1.56 0.08 76.12 07:33:01 AM 2 22.93 0.00 2.18 2.03 0.10 72.76 07:33:01 AM 3 16.07 0.00 1.84 1.17 0.08 80.84 07:33:01 AM 4 10.42 0.00 1.22 1.29 0.08 86.98 07:33:01 AM 5 18.28 0.00 1.30 0.53 0.08 79.80 07:33:01 AM 6 17.52 0.00 1.17 1.07 0.08 80.15 07:33:01 AM 7 14.70 0.00 0.65 0.10 0.08 84.46 07:34:01 AM all 29.66 0.00 0.93 0.45 0.07 68.90 07:34:01 AM 0 25.07 0.00 0.63 0.27 0.07 73.96 07:34:01 AM 1 32.93 0.00 2.09 2.07 0.07 62.84 07:34:01 AM 2 47.42 0.00 0.75 0.85 0.07 50.91 07:34:01 AM 3 25.28 0.00 0.65 0.10 0.07 73.90 07:34:01 AM 4 8.68 0.00 1.45 0.20 0.07 89.60 07:34:01 AM 5 29.28 0.00 0.87 0.03 0.07 69.75 07:34:01 AM 6 45.31 0.00 0.30 0.02 0.07 54.31 07:34:01 AM 7 23.25 0.00 0.67 0.05 0.08 75.95 07:35:01 AM all 19.63 0.52 3.50 1.25 0.09 75.01 07:35:01 AM 0 19.02 0.05 3.41 0.20 0.08 77.23 07:35:01 AM 1 18.58 0.42 3.94 2.65 0.10 74.31 07:35:01 AM 2 22.47 0.02 3.65 1.72 0.08 72.06 07:35:01 AM 3 21.85 0.03 3.30 0.17 0.08 74.57 07:35:01 AM 4 19.64 1.74 4.10 2.75 0.10 71.68 07:35:01 AM 5 23.92 1.80 4.12 1.51 0.08 68.56 07:35:01 AM 6 17.81 0.07 2.33 0.47 0.08 79.24 07:35:01 AM 7 13.75 0.05 3.13 0.54 0.08 82.45 07:36:02 AM all 10.47 0.04 0.91 0.67 0.05 87.85 07:36:02 AM 0 6.58 0.00 0.67 2.34 0.07 90.35 07:36:02 AM 1 4.36 0.00 0.92 0.12 0.05 94.56 07:36:02 AM 2 8.29 0.00 1.14 0.84 0.07 89.67 07:36:02 AM 3 22.79 0.00 1.20 0.72 0.05 75.24 07:36:02 AM 4 3.35 0.00 0.92 0.72 0.05 94.96 07:36:02 AM 5 9.79 0.35 0.50 0.12 0.02 89.22 07:36:02 AM 6 2.27 0.00 0.80 0.32 0.05 96.56 07:36:02 AM 7 26.34 0.00 1.17 0.20 0.03 72.26 07:37:01 AM all 5.99 0.00 0.28 0.03 0.03 93.68 07:37:01 AM 0 24.75 0.00 0.12 0.05 0.03 75.05 07:37:01 AM 1 0.90 0.00 0.59 0.00 0.05 98.46 07:37:01 AM 2 0.99 0.00 0.17 0.07 0.03 98.74 07:37:01 AM 3 5.17 0.00 0.05 0.00 0.02 94.76 07:37:01 AM 4 0.98 0.00 0.39 0.00 0.02 98.61 07:37:01 AM 5 10.69 0.00 0.76 0.00 0.02 88.53 07:37:01 AM 6 0.36 0.00 0.05 0.08 0.03 99.47 07:37:01 AM 7 4.03 0.00 0.08 0.00 0.02 95.86 07:38:01 AM all 10.73 0.00 0.27 0.02 0.04 88.94 07:38:01 AM 0 5.04 0.00 0.13 0.00 0.07 94.76 07:38:01 AM 1 2.77 0.00 0.10 0.00 0.07 97.07 07:38:01 AM 2 2.10 0.00 0.28 0.03 0.03 97.55 07:38:01 AM 3 43.64 0.00 0.55 0.00 0.03 55.78 07:38:01 AM 4 3.09 0.00 0.63 0.00 0.05 96.23 07:38:01 AM 5 23.53 0.00 0.30 0.10 0.03 76.04 07:38:01 AM 6 1.52 0.00 0.08 0.00 0.03 98.36 07:38:01 AM 7 4.12 0.00 0.05 0.05 0.03 95.75 Average: all 15.43 0.08 1.48 0.92 0.06 82.03 Average: 0 15.83 0.01 1.26 1.19 0.07 81.63 Average: 1 13.88 0.06 1.81 0.99 0.07 83.20 Average: 2 16.63 0.00 1.63 1.33 0.07 80.34 Average: 3 20.36 0.00 1.44 0.34 0.06 77.80 Average: 4 8.36 0.25 1.60 0.90 0.06 88.83 Average: 5 19.87 0.31 1.58 0.54 0.05 77.66 Average: 6 14.32 0.01 1.16 0.72 0.06 83.74 Average: 7 14.19 0.01 1.34 1.34 0.06 83.07