---> uname -a: Linux prd-centos8-docker-8c-8g-9080.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1032 28335 19 2522 30408 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:39:8f:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.233/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe39:8f9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e9:54:f1:00 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/09/2026 _x86_64_ (8 CPU) 05:17:51 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 306.81 31.11 275.71 7430.21 27776.21 05:20:01 AM 202.73 3.88 198.85 917.43 12715.14 05:21:01 AM 111.74 1.58 110.16 388.41 7850.40 Average: 207.09 12.19 194.90 2911.73 16113.00 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29517448 31217192 3138256 9.61 2688 2022592 1438624 4.27 145912 2560168 202116 05:20:01 AM 27377996 29318056 5277708 16.16 2688 2253468 3575132 10.61 203480 4590644 94760 05:21:01 AM 26775784 28888216 5879920 18.01 2688 2420324 3635256 10.79 242476 5129916 46200 Average: 27890409 29807821 4765295 14.59 2688 2232128 2883004 8.55 197289 4093576 114359 05:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:19:01 AM eth0 460.43 285.45 1900.69 66.38 0.00 0.00 0.00 0.00 05:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 282.27 246.95 2213.90 67.97 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 184.36 155.81 1569.35 36.59 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 309.01 229.40 1894.61 56.98 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 05/09/2026 _x86_64_ (8 CPU) 05:17:51 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 14.42 0.00 2.39 0.88 0.07 82.24 05:19:01 AM 0 4.63 0.00 2.29 0.35 0.10 92.64 05:19:01 AM 1 23.43 0.00 1.97 0.75 0.08 73.76 05:19:01 AM 2 9.33 0.00 1.99 1.34 0.08 87.26 05:19:01 AM 3 19.12 0.00 3.26 2.89 0.08 74.64 05:19:01 AM 4 10.97 0.00 2.52 1.02 0.05 85.44 05:19:01 AM 5 9.99 0.00 2.54 0.17 0.05 87.25 05:19:01 AM 6 22.18 0.00 2.52 0.33 0.05 74.92 05:19:01 AM 7 15.70 0.00 2.01 0.20 0.05 82.04 05:20:01 AM all 26.58 0.00 1.52 0.53 0.09 71.28 05:20:01 AM 0 26.93 0.00 1.19 0.27 0.10 71.51 05:20:01 AM 1 23.16 0.00 1.61 0.30 0.08 74.85 05:20:01 AM 2 30.50 0.00 1.74 0.75 0.13 66.88 05:20:01 AM 3 22.97 0.00 1.45 0.52 0.08 74.97 05:20:01 AM 4 28.53 0.00 1.29 0.45 0.07 69.67 05:20:01 AM 5 26.71 0.00 1.92 0.54 0.08 70.74 05:20:01 AM 6 21.58 0.00 1.35 0.57 0.08 76.41 05:20:01 AM 7 32.22 0.00 1.62 0.82 0.10 65.24 05:21:01 AM all 42.65 0.00 1.56 0.25 0.11 55.43 05:21:01 AM 0 35.62 0.00 1.32 0.20 0.08 62.77 05:21:01 AM 1 44.28 0.00 2.04 0.38 0.12 53.18 05:21:01 AM 2 57.63 0.00 1.55 0.17 0.12 40.53 05:21:01 AM 3 42.14 0.00 1.79 0.45 0.12 55.51 05:21:01 AM 4 41.32 0.00 1.57 0.15 0.10 56.86 05:21:01 AM 5 28.28 0.00 1.30 0.40 0.10 69.91 05:21:01 AM 6 51.44 0.00 1.74 0.25 0.13 46.45 05:21:01 AM 7 40.46 0.00 1.15 0.02 0.10 58.27 Average: all 27.89 0.00 1.82 0.55 0.09 69.65 Average: 0 22.40 0.00 1.60 0.27 0.09 75.64 Average: 1 30.30 0.00 1.87 0.48 0.09 67.25 Average: 2 32.50 0.00 1.76 0.75 0.11 64.88 Average: 3 28.08 0.00 2.17 1.29 0.09 68.37 Average: 4 26.94 0.00 1.79 0.54 0.07 70.65 Average: 5 21.67 0.00 1.92 0.37 0.08 75.96 Average: 6 31.74 0.00 1.87 0.38 0.09 65.91 Average: 7 29.47 0.00 1.59 0.35 0.08 68.51