---> uname -a: Linux prd-centos8-docker-8c-8g-3998.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1044 26488 19 4356 30379 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:17:d5:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.56/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe17:d5ff/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f7:5f:5a:a0 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:f7ff:fe5f:5aa0/64 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) 04/21/2026 _x86_64_ (8 CPU) 02:28:52 LINUX RESTART (8 CPU) 02:29:02 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 239.46 32.07 207.39 7573.31 42188.63 02:31:01 AM 215.09 16.68 198.42 3198.13 11850.78 02:32:01 AM 164.59 4.03 160.56 1112.48 15652.46 02:33:01 AM 132.31 15.08 117.23 5545.62 28615.74 Average: 187.65 16.90 170.74 4344.07 24503.61 02:29:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29670552 31236432 2985160 9.14 2688 1898496 1531856 4.54 152052 2439732 123472 02:31:01 AM 29023680 30979920 3632032 11.12 2688 2272808 1653104 4.90 194024 2971576 140196 02:32:01 AM 27025040 29748240 5630672 17.24 2688 3032228 2683556 7.96 311132 4818608 439436 02:33:01 AM 27153360 31128220 5502352 16.85 2688 4265460 1508036 4.47 748620 4189576 717272 Average: 28218158 30773203 4437554 13.59 2688 2867248 1844138 5.47 351457 3604873 355094 02:29:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 362.23 230.21 1611.45 62.33 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 197.50 156.65 1953.11 43.01 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1770.37 599.55 10994.90 57.54 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 12.13 12.13 1.28 1.28 0.00 0.00 0.00 0.00 02:33:01 AM eth0 198.90 118.43 1708.57 28.06 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.38 5.45 0.62 0.63 0.00 0.00 0.00 0.00 Average: lo 3.05 3.05 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 633.33 276.39 4076.99 47.67 0.00 0.00 0.00 0.00 Average: docker0 1.10 1.37 0.16 0.16 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) 04/21/2026 _x86_64_ (8 CPU) 02:28:52 LINUX RESTART (8 CPU) 02:29:02 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.60 0.00 2.19 1.09 0.08 84.03 02:30:01 AM 0 9.18 0.00 2.58 1.80 0.07 86.37 02:30:01 AM 1 8.37 0.00 1.57 0.71 0.07 89.28 02:30:01 AM 2 10.05 0.00 3.45 2.58 0.10 83.83 02:30:01 AM 3 11.87 0.00 1.28 0.44 0.07 86.35 02:30:01 AM 4 18.11 0.00 3.13 1.53 0.09 77.14 02:30:01 AM 5 21.64 0.00 2.14 0.58 0.09 75.55 02:30:01 AM 6 15.64 0.00 1.58 0.42 0.07 82.29 02:30:01 AM 7 5.96 0.00 1.81 0.65 0.10 91.48 02:31:01 AM all 14.16 0.00 1.43 0.68 0.09 83.64 02:31:01 AM 0 15.14 0.00 1.25 0.32 0.10 83.19 02:31:01 AM 1 10.47 0.00 1.76 0.94 0.10 86.73 02:31:01 AM 2 22.81 0.00 1.44 1.05 0.10 74.60 02:31:01 AM 3 13.72 0.00 1.49 0.92 0.10 83.77 02:31:01 AM 4 27.96 0.00 2.79 0.65 0.10 68.49 02:31:01 AM 5 5.84 0.00 0.59 0.43 0.07 93.07 02:31:01 AM 6 6.98 0.00 0.92 0.08 0.07 91.95 02:31:01 AM 7 10.34 0.00 1.21 1.01 0.08 87.37 02:32:01 AM all 29.23 0.00 1.59 0.49 0.14 68.56 02:32:01 AM 0 18.61 0.00 1.16 0.05 0.10 80.08 02:32:01 AM 1 37.01 0.00 2.53 1.48 0.17 58.81 02:32:01 AM 2 28.73 0.00 1.50 0.69 0.15 68.94 02:32:01 AM 3 32.33 0.00 1.41 0.25 0.15 65.86 02:32:01 AM 4 23.15 0.00 1.73 0.24 0.13 74.75 02:32:01 AM 5 32.81 0.00 1.88 0.42 0.15 64.74 02:32:01 AM 6 39.43 0.00 0.90 0.08 0.15 59.43 02:32:01 AM 7 21.73 0.00 1.58 0.70 0.12 75.87 02:33:01 AM all 22.98 0.35 3.38 0.75 0.15 72.39 02:33:01 AM 0 23.19 1.46 4.45 0.81 0.13 69.95 02:33:01 AM 1 28.07 0.34 3.45 0.86 0.17 67.13 02:33:01 AM 2 18.97 0.02 2.71 0.84 0.13 77.33 02:33:01 AM 3 24.53 0.02 3.10 0.62 0.15 71.58 02:33:01 AM 4 23.30 0.24 3.38 0.35 0.15 72.58 02:33:01 AM 5 21.34 0.72 3.27 1.48 0.13 73.05 02:33:01 AM 6 22.03 0.00 3.21 0.49 0.17 74.10 02:33:01 AM 7 22.40 0.03 3.52 0.52 0.12 73.41 Average: all 19.76 0.09 2.15 0.75 0.11 77.14 Average: 0 16.55 0.37 2.36 0.74 0.10 79.88 Average: 1 21.02 0.08 2.33 1.00 0.13 75.44 Average: 2 20.18 0.00 2.27 1.28 0.12 76.14 Average: 3 20.63 0.00 1.82 0.56 0.12 76.87 Average: 4 23.15 0.06 2.76 0.69 0.12 73.22 Average: 5 20.39 0.18 1.96 0.73 0.11 76.62 Average: 6 21.03 0.00 1.65 0.27 0.11 76.93 Average: 7 15.14 0.01 2.03 0.72 0.11 82.01