---> uname -a: Linux prd-centos8-docker-8c-8g-569.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 1087 26507 19 4294 30337 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:de:69:44 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.255/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fede:6944/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:c3:19:65:c6 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:c3ff:fe19:65c6/64 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) 03/09/2026 _x86_64_ (8 CPU) 02:28:17 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 243.82 16.63 227.19 3278.51 13010.86 02:31:01 AM 205.36 4.02 201.35 1124.69 36021.33 02:32:01 AM 99.98 16.79 83.19 5506.16 13870.89 Average: 183.06 12.48 170.58 3303.12 20967.69 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29016804 30920520 3638908 11.14 2688 2219320 1678284 4.98 190104 2976168 85192 02:31:01 AM 26726364 29758268 5929348 18.16 2688 3328988 2724440 8.08 317352 5057972 102980 02:32:01 AM 27173276 31092724 5482436 16.79 2688 4209884 1522728 4.52 877048 4043844 510752 Average: 27638815 30590504 5016897 15.36 2688 3252731 1975151 5.86 461501 4025995 232975 02:29:01 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 199.98 160.50 2070.50 36.93 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 1755.40 668.71 11267.95 58.32 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 11.91 11.91 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 202.12 193.50 1399.60 1267.29 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.28 5.41 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.97 3.97 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 719.17 340.90 4912.68 454.18 0.00 0.00 0.00 0.00 Average: docker0 1.43 1.80 0.20 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) 03/09/2026 _x86_64_ (8 CPU) 02:28:17 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 14.69 0.00 1.44 0.70 0.07 83.10 02:30:01 AM 0 13.82 0.00 0.97 0.27 0.07 84.88 02:30:01 AM 1 19.63 0.00 2.12 0.53 0.07 77.64 02:30:01 AM 2 10.83 0.00 0.82 0.35 0.08 87.92 02:30:01 AM 3 21.26 0.00 2.32 1.25 0.08 75.08 02:30:01 AM 4 18.07 0.00 1.65 1.40 0.07 78.80 02:30:01 AM 5 13.32 0.00 1.54 0.75 0.07 84.33 02:30:01 AM 6 6.99 0.00 0.79 0.32 0.07 91.84 02:30:01 AM 7 13.61 0.00 1.27 0.72 0.05 84.36 02:31:01 AM all 28.05 0.00 2.44 0.79 0.10 68.62 02:31:01 AM 0 26.49 0.00 2.39 0.18 0.10 70.84 02:31:01 AM 1 29.16 0.00 2.94 1.03 0.12 66.75 02:31:01 AM 2 34.63 0.00 2.19 2.88 0.08 60.22 02:31:01 AM 3 35.56 0.00 3.50 1.06 0.10 59.78 02:31:01 AM 4 40.99 0.00 2.27 0.34 0.10 56.30 02:31:01 AM 5 29.61 0.00 2.34 0.18 0.10 67.77 02:31:01 AM 6 14.95 0.00 2.04 0.52 0.08 82.40 02:31:01 AM 7 12.95 0.00 1.89 0.15 0.08 84.92 02:32:01 AM all 21.21 0.28 2.55 0.36 0.09 75.52 02:32:01 AM 0 27.21 0.03 2.11 0.37 0.10 70.18 02:32:01 AM 1 21.06 0.07 2.66 0.17 0.08 75.96 02:32:01 AM 2 22.22 0.00 3.15 0.54 0.08 74.02 02:32:01 AM 3 17.21 1.75 2.99 1.12 0.10 76.83 02:32:01 AM 4 24.65 0.33 2.33 0.17 0.08 72.43 02:32:01 AM 5 18.28 0.00 2.55 0.27 0.08 78.82 02:32:01 AM 6 22.13 0.00 2.41 0.03 0.10 75.33 02:32:01 AM 7 16.88 0.03 2.20 0.22 0.08 80.59 Average: all 21.30 0.09 2.14 0.62 0.09 75.76 Average: 0 22.49 0.01 1.82 0.27 0.09 75.31 Average: 1 23.27 0.02 2.58 0.58 0.09 73.47 Average: 2 22.52 0.00 2.05 1.25 0.08 74.09 Average: 3 24.66 0.58 2.94 1.15 0.10 70.58 Average: 4 27.88 0.11 2.08 0.64 0.08 69.21 Average: 5 20.39 0.00 2.14 0.40 0.08 76.99 Average: 6 14.69 0.00 1.74 0.29 0.08 83.19 Average: 7 14.48 0.01 1.78 0.36 0.07 83.29