---> uname -a: Linux prd-centos8-docker-8c-8g-13625.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: 2799.996 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 1034 27305 19 3551 30399 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:02:9c:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.171/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fe02:9c34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:80:c1:65:03 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::42:80ff:fec1:6503/64 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) 11/18/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:02 PM tps rtps wtps bread/s bwrtn/s 05:13:01 PM 422.72 15.33 407.39 3741.78 14713.45 05:14:01 PM 300.42 6.90 293.52 1043.65 39140.85 05:15:01 PM 104.35 0.83 103.52 68.91 16042.47 Average: 275.01 7.65 267.36 1606.25 23346.87 05:12:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:13:01 PM 28725016 30723528 3930696 12.04 2688 2312532 1852832 5.50 174012 3278856 167124 05:14:01 PM 26871280 29841236 5784432 17.71 2688 3273504 2485944 7.38 538132 4720956 20 05:15:01 PM 27947008 31113628 4708704 14.42 2688 3465640 1534184 4.55 802544 3372844 33872 Average: 27847768 30559464 4807944 14.72 2688 3017225 1957653 5.81 504896 3790885 67005 05:12:02 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 319.10 277.91 3274.55 60.96 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 600.43 473.96 9304.14 56.67 0.00 0.00 0.00 0.00 05:14:01 PM docker0 1.22 2.18 0.12 42.77 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 300.40 306.93 621.26 2365.60 0.00 0.00 0.00 0.00 05:15:01 PM docker0 5.73 13.86 0.40 201.05 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 407.13 353.35 4406.27 832.02 0.00 0.00 0.00 0.00 Average: docker0 2.33 5.38 0.18 81.73 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) 11/18/2025 _x86_64_ (8 CPU) 17:11:18 LINUX RESTART (8 CPU) 05:12:02 PM CPU %user %nice %system %iowait %steal %idle 05:13:01 PM all 15.38 0.00 1.45 1.07 0.07 82.04 05:13:01 PM 0 11.74 0.00 0.76 0.17 0.07 87.25 05:13:01 PM 1 5.88 0.00 1.50 1.79 0.05 90.78 05:13:01 PM 2 11.63 0.00 1.73 2.55 0.07 84.01 05:13:01 PM 3 8.91 0.00 0.88 0.80 0.09 89.32 05:13:01 PM 4 22.18 0.00 2.08 1.19 0.07 74.48 05:13:01 PM 5 14.30 0.00 1.55 0.73 0.05 83.37 05:13:01 PM 6 33.28 0.00 1.99 0.22 0.07 64.45 05:13:01 PM 7 15.09 0.00 1.09 1.10 0.07 82.65 05:14:01 PM all 31.00 0.00 2.11 1.07 0.08 65.73 05:14:01 PM 0 38.62 0.00 2.08 0.50 0.10 58.70 05:14:01 PM 1 39.04 0.00 2.46 1.17 0.10 57.22 05:14:01 PM 2 34.34 0.00 2.37 1.66 0.08 61.54 05:14:01 PM 3 37.32 0.00 2.45 1.51 0.07 58.65 05:14:01 PM 4 33.67 0.00 2.82 1.02 0.08 62.40 05:14:01 PM 5 17.42 0.00 1.53 0.12 0.07 80.87 05:14:01 PM 6 15.90 0.00 1.73 1.23 0.08 81.06 05:14:01 PM 7 31.67 0.00 1.48 1.34 0.07 65.44 05:15:01 PM all 11.37 0.00 2.18 0.28 0.06 86.11 05:15:01 PM 0 10.82 0.00 2.09 0.03 0.07 86.98 05:15:01 PM 1 5.27 0.00 1.94 0.27 0.05 92.47 05:15:01 PM 2 19.16 0.00 2.68 0.17 0.08 77.92 05:15:01 PM 3 20.15 0.00 2.55 0.22 0.07 77.02 05:15:01 PM 4 4.07 0.00 2.34 0.54 0.08 92.98 05:15:01 PM 5 12.99 0.00 2.33 0.44 0.05 84.20 05:15:01 PM 6 12.02 0.00 1.72 0.08 0.05 86.13 05:15:01 PM 7 6.47 0.00 1.81 0.47 0.05 91.21 Average: all 19.26 0.00 1.92 0.80 0.07 77.95 Average: 0 20.43 0.00 1.65 0.24 0.08 77.61 Average: 1 16.78 0.00 1.97 1.07 0.07 80.11 Average: 2 21.75 0.00 2.26 1.45 0.08 74.45 Average: 3 22.19 0.00 1.97 0.84 0.07 74.93 Average: 4 19.96 0.00 2.41 0.92 0.08 76.63 Average: 5 14.91 0.00 1.80 0.43 0.06 82.81 Average: 6 20.34 0.00 1.81 0.51 0.07 77.27 Average: 7 17.75 0.00 1.46 0.97 0.06 79.76