---> uname -a: Linux prd-centos8-docker-8c-8g-35322.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: 2800.000 BogoMIPS: 5600.00 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 1038 27317 19 3534 30396 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:1f:8a:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.244/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe1f:8a2e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:6f:24:90:43 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::42:6fff:fe24:9043/64 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) 08/13/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:01 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 309.75 14.70 295.05 3032.96 12106.25 05:14:01 PM 326.61 6.88 319.73 1266.91 14013.68 05:15:01 PM 160.20 1.27 158.93 453.05 41535.65 Average: 265.52 7.61 257.90 1584.23 22552.44 05:12:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28885360 30813268 3770352 11.55 2688 2243248 1813208 5.38 164572 3138064 186892 05:14:01 PM 27471372 29899920 5184340 15.88 2688 2735188 2423588 7.19 408444 4264968 310216 05:15:01 PM 27916928 31068636 4738784 14.51 2688 3451528 1591968 4.72 800704 3407216 101928 Average: 28091220 30593941 4564492 13.98 2688 2809988 1942921 5.76 457907 3603416 199679 05:12:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 304.02 247.01 2582.67 56.13 0.00 0.00 0.00 0.00 05:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 549.98 450.43 7193.04 57.48 0.00 0.00 0.00 0.00 05:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:15:01 PM eth0 399.97 359.51 3362.55 2366.90 0.00 0.00 0.00 0.00 05:15:01 PM docker0 9.88 27.46 0.67 244.55 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 418.00 352.32 4379.52 826.88 0.00 0.00 0.00 0.00 Average: docker0 3.29 9.15 0.22 81.52 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) 08/13/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:01 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 13.84 0.00 1.32 1.22 0.06 83.57 05:13:01 PM 0 12.53 0.00 0.47 0.27 0.05 86.69 05:13:01 PM 1 18.10 0.00 1.35 1.47 0.07 79.01 05:13:01 PM 2 7.24 0.00 1.05 1.54 0.07 90.10 05:13:01 PM 3 24.72 0.00 2.92 2.09 0.07 70.20 05:13:01 PM 4 3.74 0.00 0.60 0.52 0.03 95.11 05:13:01 PM 5 12.56 0.00 1.79 2.51 0.07 83.08 05:13:01 PM 6 25.04 0.00 1.40 0.52 0.07 72.97 05:13:01 PM 7 6.73 0.00 0.95 0.82 0.08 91.41 05:14:01 PM all 31.18 0.00 1.65 1.30 0.09 65.78 05:14:01 PM 0 28.22 0.00 2.43 2.16 0.10 67.09 05:14:01 PM 1 37.64 0.00 1.46 0.40 0.10 60.40 05:14:01 PM 2 17.18 0.00 1.56 2.32 0.07 78.87 05:14:01 PM 3 23.73 0.00 1.61 0.47 0.08 74.10 05:14:01 PM 4 41.35 0.00 1.41 1.12 0.10 56.02 05:14:01 PM 5 32.77 0.00 1.48 1.83 0.08 63.84 05:14:01 PM 6 41.22 0.00 1.39 1.27 0.10 56.02 05:14:01 PM 7 27.29 0.00 1.87 0.82 0.07 69.95 05:15:01 PM all 11.34 0.00 2.68 1.75 0.07 84.17 05:15:01 PM 0 10.45 0.00 2.80 0.82 0.07 85.85 05:15:01 PM 1 19.71 0.00 2.57 3.39 0.07 74.26 05:15:01 PM 2 11.61 0.00 2.52 3.06 0.07 82.75 05:15:01 PM 3 11.85 0.00 2.42 0.03 0.05 85.64 05:15:01 PM 4 8.32 0.00 2.65 2.79 0.07 86.17 05:15:01 PM 5 7.48 0.00 2.39 1.01 0.08 89.05 05:15:01 PM 6 13.26 0.00 3.05 1.77 0.07 81.85 05:15:01 PM 7 8.02 0.00 3.02 1.09 0.07 87.80 Average: all 18.78 0.00 1.88 1.42 0.07 77.85 Average: 0 17.06 0.00 1.90 1.08 0.07 79.88 Average: 1 25.15 0.00 1.79 1.75 0.08 71.23 Average: 2 12.01 0.00 1.71 2.30 0.07 83.91 Average: 3 20.11 0.00 2.32 0.87 0.07 76.64 Average: 4 17.78 0.00 1.55 1.47 0.07 79.12 Average: 5 17.60 0.00 1.88 1.78 0.08 78.66 Average: 6 26.50 0.00 1.95 1.19 0.08 70.29 Average: 7 14.00 0.00 1.95 0.91 0.07 83.06