---> uname -a: Linux prd-centos8-docker-8c-8g-34579.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 1059 27294 19 3536 30375 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:eb:88:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:feeb:8897/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:cd:ba:e1:88 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:cdff:feba:e188/64 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) 08/11/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:03 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 356.78 15.31 341.48 3244.54 12696.62 05:14:01 PM 310.61 6.27 304.35 1318.05 26922.11 05:15:01 PM 118.61 1.18 117.42 388.21 30287.01 Average: 260.92 7.50 253.42 1632.22 23421.83 05:12:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28752872 30711596 3902840 11.95 2688 2273260 1853176 5.50 171348 3260480 206360 05:14:01 PM 26660068 29603956 5995644 18.36 2688 3248188 2698392 8.01 524944 4949024 340332 05:15:01 PM 27900128 31054308 4755584 14.56 2688 3453608 1561776 4.63 802496 3422588 34840 Average: 27771023 30456620 4884689 14.96 2688 2991685 2037781 6.05 499596 3877364 193844 05:12:03 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 347.61 282.24 3083.60 61.34 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 605.07 462.57 9462.54 57.51 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 309.96 307.21 665.49 2364.19 0.00 0.00 0.00 0.00 05:15:01 PM docker0 9.53 26.67 0.65 244.51 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 421.69 351.44 4418.29 836.46 0.00 0.00 0.00 0.00 Average: docker0 3.21 8.99 0.22 82.44 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) 08/11/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:03 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 15.44 0.00 1.41 0.97 0.07 82.12 05:13:01 PM 0 12.56 0.00 0.59 0.64 0.07 86.14 05:13:01 PM 1 27.95 0.00 3.08 1.52 0.09 67.36 05:13:01 PM 2 4.94 0.00 1.85 2.60 0.07 90.54 05:13:01 PM 3 10.60 0.00 1.02 0.45 0.05 87.88 05:13:01 PM 4 14.16 0.00 1.04 0.74 0.05 84.01 05:13:01 PM 5 11.33 0.00 0.83 0.33 0.05 87.46 05:13:01 PM 6 16.02 0.00 1.30 1.05 0.09 81.55 05:13:01 PM 7 25.95 0.00 1.54 0.40 0.07 72.05 05:14:01 PM all 30.91 0.00 2.02 1.16 0.09 65.82 05:14:01 PM 0 35.81 0.00 1.44 0.74 0.10 61.91 05:14:01 PM 1 40.37 0.00 1.44 1.07 0.08 57.03 05:14:01 PM 2 32.65 0.00 2.22 1.83 0.08 63.23 05:14:01 PM 3 20.42 0.00 2.52 2.24 0.08 74.74 05:14:01 PM 4 22.46 0.00 2.23 1.06 0.10 74.15 05:14:01 PM 5 33.14 0.00 2.61 1.23 0.10 62.92 05:14:01 PM 6 31.53 0.00 1.78 0.45 0.08 66.16 05:14:01 PM 7 30.89 0.00 1.93 0.67 0.10 66.41 05:15:01 PM all 11.35 0.00 2.26 0.66 0.05 85.67 05:15:01 PM 0 7.27 0.00 2.18 0.05 0.05 90.45 05:15:01 PM 1 16.47 0.00 2.60 0.25 0.07 80.61 05:15:01 PM 2 15.01 0.00 2.23 0.62 0.05 82.09 05:15:01 PM 3 10.67 0.00 1.91 0.54 0.07 86.82 05:15:01 PM 4 17.41 0.00 2.57 1.61 0.05 78.36 05:15:01 PM 5 6.62 0.00 2.58 0.60 0.05 90.14 05:15:01 PM 6 6.00 0.00 1.79 0.35 0.05 91.81 05:15:01 PM 7 11.34 0.00 2.26 1.27 0.03 85.10 Average: all 19.27 0.00 1.90 0.93 0.07 77.83 Average: 0 18.60 0.00 1.41 0.47 0.07 79.44 Average: 1 28.26 0.00 2.37 0.94 0.08 68.35 Average: 2 17.67 0.00 2.10 1.67 0.07 78.49 Average: 3 13.92 0.00 1.82 1.08 0.07 83.11 Average: 4 18.05 0.00 1.95 1.14 0.07 78.79 Average: 5 17.08 0.00 2.02 0.72 0.07 80.11 Average: 6 17.87 0.00 1.63 0.62 0.07 79.82 Average: 7 22.68 0.00 1.91 0.78 0.07 74.55