---> uname -a: Linux prd-centos8-docker-8c-8g-5624.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: 2799.996 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 1070 26524 19 4295 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:2c:8e:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.225/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe2c:8e21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:d9:81:ea 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:a3ff:fed9:81ea/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) 02/06/2026 _x86_64_ (8 CPU) 02:28:18 LINUX RESTART (8 CPU) 02:29:03 AM tps rtps wtps bread/s bwrtn/s 02:30:00 AM 218.61 17.41 201.20 3357.21 12569.83 02:30:01 AM 171.65 0.00 171.65 0.00 1587.40 02:31:01 AM 174.78 4.00 170.78 1108.16 13555.38 02:32:01 AM 140.79 15.04 125.74 5481.11 30083.66 Average: 177.26 11.97 165.30 3291.08 18727.57 02:29:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:00 AM 29080180 30972588 3575532 10.95 2688 2208976 1832772 5.44 186264 2922576 106816 02:30:01 AM 29033536 30928680 3622176 11.09 2688 2211504 1678380 4.98 188104 2966704 109204 02:31:01 AM 27373324 29623188 5282388 16.18 2688 2561120 2842120 8.43 267900 4518564 70192 02:32:01 AM 26173652 30031360 6482060 19.85 2688 4148876 2335072 6.93 736664 5178552 654520 Average: 27915173 30388954 4740539 14.52 2688 2782619 2172086 6.44 344733 3896599 235183 02:29:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:00 AM eth0 189.09 151.37 2194.98 43.70 0.00 0.00 0.00 0.00 02:30:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 300.79 274.80 1727.10 53.33 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 446.55 322.63 5135.73 40.72 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 11.75 11.75 1.26 1.26 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1459.71 487.57 7580.23 49.83 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.25 5.36 0.61 0.62 0.00 0.00 0.00 0.00 Average: lo 3.96 3.96 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 705.00 323.31 4998.30 44.83 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.81 0.21 0.21 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) 02/06/2026 _x86_64_ (8 CPU) 02:28:18 LINUX RESTART (8 CPU) 02:29:03 AM CPU %user %nice %system %iowait %steal %idle 02:30:00 AM all 13.54 0.00 1.33 1.37 0.07 83.68 02:30:00 AM 0 8.71 0.00 1.13 0.80 0.09 89.27 02:30:00 AM 1 21.42 0.00 1.98 2.30 0.07 74.23 02:30:00 AM 2 27.90 0.00 2.32 1.82 0.07 67.89 02:30:00 AM 3 12.05 0.00 1.27 2.00 0.07 84.61 02:30:00 AM 4 7.15 0.00 0.81 0.69 0.09 91.26 02:30:00 AM 5 10.49 0.00 1.43 0.97 0.07 87.04 02:30:00 AM 6 9.39 0.00 0.90 1.27 0.04 88.40 02:30:00 AM 7 11.25 0.00 0.80 1.15 0.05 86.75 02:30:01 AM all 35.32 0.00 1.47 0.49 0.29 62.43 02:30:01 AM 0 3.15 0.00 0.79 0.00 0.00 96.06 02:30:01 AM 1 67.97 0.00 0.78 0.00 0.00 31.25 02:30:01 AM 2 3.91 0.00 1.56 0.00 0.00 94.53 02:30:01 AM 3 29.92 0.00 0.79 0.00 0.00 69.29 02:30:01 AM 4 65.89 0.00 0.78 0.00 0.78 32.56 02:30:01 AM 5 65.12 0.00 0.78 0.00 0.78 33.33 02:30:01 AM 6 5.47 0.00 0.78 0.00 0.00 93.75 02:30:01 AM 7 40.48 0.00 5.56 3.97 0.79 49.21 02:31:01 AM all 26.27 0.00 1.03 0.53 0.08 72.09 02:31:01 AM 0 25.59 0.00 1.37 1.12 0.10 71.82 02:31:01 AM 1 34.96 0.00 1.56 0.90 0.10 62.48 02:31:01 AM 2 34.46 0.00 0.87 0.33 0.08 64.25 02:31:01 AM 3 25.58 0.00 0.55 0.33 0.07 73.47 02:31:01 AM 4 20.94 0.00 1.15 0.65 0.08 77.17 02:31:01 AM 5 22.72 0.00 0.97 0.52 0.08 75.71 02:31:01 AM 6 16.17 0.00 1.22 0.32 0.07 82.23 02:31:01 AM 7 29.72 0.00 0.55 0.08 0.07 69.58 02:32:01 AM all 21.77 0.30 3.40 0.86 0.22 73.45 02:32:01 AM 0 19.77 2.21 4.44 1.67 0.12 71.78 02:32:01 AM 1 24.45 0.02 4.02 2.37 0.10 69.05 02:32:01 AM 2 22.19 0.00 3.35 0.71 0.12 73.63 02:32:01 AM 3 22.41 0.03 3.50 0.20 0.12 73.73 02:32:01 AM 4 18.95 0.08 2.94 0.51 0.10 77.41 02:32:01 AM 5 28.57 0.07 3.34 0.57 0.97 66.48 02:32:01 AM 6 21.41 0.00 2.95 0.03 0.10 75.51 02:32:01 AM 7 16.30 0.00 2.67 0.81 0.10 80.11 Average: all 20.76 0.10 1.92 0.91 0.12 76.18 Average: 0 18.08 0.74 2.32 1.19 0.10 77.56 Average: 1 27.36 0.01 2.51 1.83 0.09 68.21 Average: 2 28.03 0.00 2.17 0.93 0.09 68.78 Average: 3 20.22 0.01 1.77 0.82 0.08 77.10 Average: 4 16.19 0.03 1.64 0.61 0.10 81.43 Average: 5 21.10 0.02 1.92 0.68 0.38 75.90 Average: 6 15.68 0.00 1.69 0.53 0.07 82.03 Average: 7 19.41 0.00 1.37 0.70 0.08 78.44