---> uname -a: Linux prd-centos8-docker-8c-8g-39908.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 977 28481 19 2431 30464 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:81:38:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.188/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe81:3821/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a2:9e:2c:5f 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) 08/22/2025 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM tps rtps wtps bread/s bwrtn/s 05:19:01 AM 134.34 1.80 132.54 208.33 9591.70 05:20:01 AM 169.61 2.72 166.89 714.16 8338.40 05:21:01 AM 75.69 0.87 74.83 351.35 6002.93 Average: 126.55 1.79 124.75 424.61 7977.68 05:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:19:01 AM 29556416 31289384 3099296 9.49 2688 2052180 1368824 4.06 145724 2498604 128620 05:20:01 AM 27518732 29431464 5136980 15.73 2688 2224556 3439752 10.21 211168 4435508 86584 05:21:01 AM 29175772 31194760 3479940 10.66 2688 2327088 1445916 4.29 234184 2749304 58516 Average: 28750307 30638536 3905405 11.96 2688 2201275 2084831 6.19 197025 3227805 91240 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 186.20 137.94 1317.54 39.03 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 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:20:01 AM eth0 235.87 208.83 1935.96 44.36 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM eth0 148.62 132.91 788.97 106.80 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 190.23 159.89 1347.49 63.40 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) 08/22/2025 _x86_64_ (8 CPU) 05:17:23 LINUX RESTART (8 CPU) 05:18:01 AM CPU %user %nice %system %iowait %steal %idle 05:19:01 AM all 8.87 0.00 0.90 0.67 0.04 89.52 05:19:01 AM 0 4.97 0.00 0.48 0.10 0.05 94.39 05:19:01 AM 1 13.48 0.00 1.67 1.22 0.05 83.58 05:19:01 AM 2 14.50 0.00 1.30 1.48 0.03 82.68 05:19:01 AM 3 10.14 0.00 0.87 0.95 0.03 88.01 05:19:01 AM 4 0.82 0.00 0.25 0.45 0.07 98.41 05:19:01 AM 5 22.63 0.00 2.02 0.70 0.05 74.60 05:19:01 AM 6 2.97 0.00 0.27 0.25 0.03 96.48 05:19:01 AM 7 1.40 0.00 0.30 0.22 0.03 98.05 05:20:01 AM all 36.00 0.00 1.45 0.83 0.08 61.64 05:20:01 AM 0 37.79 0.00 1.05 0.67 0.10 60.39 05:20:01 AM 1 30.58 0.00 2.04 1.37 0.08 65.92 05:20:01 AM 2 36.87 0.00 1.57 0.97 0.08 60.51 05:20:01 AM 3 34.92 0.00 1.40 0.64 0.08 62.96 05:20:01 AM 4 44.24 0.00 1.54 0.90 0.10 53.22 05:20:01 AM 5 42.86 0.00 1.45 0.28 0.08 55.32 05:20:01 AM 6 31.34 0.00 1.24 1.45 0.07 65.90 05:20:01 AM 7 29.34 0.00 1.32 0.38 0.07 68.88 05:21:01 AM all 35.34 0.00 1.64 0.32 0.09 62.61 05:21:01 AM 0 36.01 0.00 1.44 1.12 0.08 61.35 05:21:01 AM 1 37.96 0.00 1.80 0.15 0.10 59.99 05:21:01 AM 2 39.31 0.00 2.14 0.08 0.08 58.39 05:21:01 AM 3 40.05 0.00 1.74 0.02 0.08 58.11 05:21:01 AM 4 35.70 0.00 1.49 0.08 0.10 62.63 05:21:01 AM 5 28.52 0.00 1.44 0.82 0.07 69.16 05:21:01 AM 6 30.96 0.00 1.57 0.17 0.08 67.22 05:21:01 AM 7 34.23 0.00 1.52 0.15 0.08 64.01 Average: all 26.73 0.00 1.33 0.61 0.07 71.26 Average: 0 26.26 0.00 0.99 0.63 0.08 72.05 Average: 1 27.34 0.00 1.84 0.91 0.08 69.83 Average: 2 30.22 0.00 1.67 0.85 0.07 67.20 Average: 3 28.36 0.00 1.34 0.53 0.07 69.70 Average: 4 26.93 0.00 1.09 0.48 0.09 71.41 Average: 5 31.33 0.00 1.64 0.60 0.07 66.36 Average: 6 21.75 0.00 1.03 0.62 0.06 76.54 Average: 7 21.65 0.00 1.05 0.25 0.06 76.99