---> uname -a: Linux prd-centos8-docker-8c-8g-15021.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 1066 27274 19 3549 30367 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:b5:4a:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.87/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:feb5:4a2d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:36:7d:f4:16 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::42:36ff:fe7d:f416/64 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) 11/24/2025 _x86_64_ (8 CPU) 17:13:10 LINUX RESTART (8 CPU) 05:14:01 PM tps rtps wtps bread/s bwrtn/s 05:15:01 PM 396.50 15.13 381.38 3783.57 13950.64 05:16:01 PM 245.60 5.78 239.82 650.05 14812.61 05:17:01 PM 152.88 1.17 151.72 381.47 39525.41 Average: 265.00 7.36 257.64 1605.15 22762.40 05:14:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:15:01 PM 28690376 30690336 3965336 12.14 2688 2313784 1884352 5.59 174852 3311216 145240 05:16:01 PM 26896800 29730408 5758912 17.64 2688 3138424 2701280 8.01 475832 4767028 574276 05:17:01 PM 27956036 31121068 4699676 14.39 2688 3464412 1504520 4.46 803212 3365180 33872 Average: 27847737 30513937 4807975 14.72 2688 2972207 2030051 6.02 484632 3814475 251129 05:14:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 298.85 257.37 2633.97 58.38 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:16:01 PM eth0 591.34 464.46 9262.97 57.29 0.00 0.00 0.00 0.00 05:16:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 PM eth0 298.92 300.53 663.55 2364.47 0.00 0.00 0.00 0.00 05:17:01 PM docker0 5.21 11.83 0.43 243.52 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 396.36 340.78 4186.74 826.67 0.00 0.00 0.00 0.00 Average: docker0 1.74 3.94 0.14 81.17 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) 11/24/2025 _x86_64_ (8 CPU) 17:13:10 LINUX RESTART (8 CPU) 05:14:01 PM CPU %user %nice %system %iowait %steal %idle 05:15:01 PM all 14.19 0.00 1.39 0.93 0.07 83.43 05:15:01 PM 0 8.95 0.00 0.58 0.28 0.07 90.11 05:15:01 PM 1 17.14 0.00 1.91 1.04 0.08 79.83 05:15:01 PM 2 13.09 0.00 1.24 0.97 0.07 84.64 05:15:01 PM 3 20.94 0.00 2.74 2.61 0.07 73.64 05:15:01 PM 4 14.74 0.00 1.02 0.79 0.07 83.38 05:15:01 PM 5 14.50 0.00 1.57 0.72 0.08 83.13 05:15:01 PM 6 15.82 0.00 1.07 0.74 0.05 82.32 05:15:01 PM 7 8.37 0.00 0.95 0.28 0.05 90.34 05:16:01 PM all 31.88 0.00 1.92 0.65 0.09 65.46 05:16:01 PM 0 27.67 0.00 2.02 0.20 0.08 70.03 05:16:01 PM 1 41.75 0.00 1.71 0.85 0.10 55.58 05:16:01 PM 2 30.31 0.00 2.01 0.91 0.10 66.67 05:16:01 PM 3 30.39 0.00 1.73 0.28 0.10 67.49 05:16:01 PM 4 25.31 0.00 1.83 0.40 0.08 72.38 05:16:01 PM 5 46.54 0.00 2.48 0.42 0.08 50.47 05:16:01 PM 6 27.77 0.00 1.76 0.67 0.08 69.71 05:16:01 PM 7 25.28 0.00 1.85 1.44 0.07 71.36 05:17:01 PM all 12.08 0.00 2.77 0.65 0.07 84.42 05:17:01 PM 0 5.68 0.00 2.45 0.25 0.08 91.54 05:17:01 PM 1 21.89 0.00 3.09 0.54 0.08 74.40 05:17:01 PM 2 21.26 0.00 3.10 0.97 0.10 74.57 05:17:01 PM 3 13.67 0.00 3.12 0.94 0.05 82.22 05:17:01 PM 4 10.49 0.00 2.93 0.95 0.07 85.56 05:17:01 PM 5 8.84 0.00 2.30 0.62 0.07 88.18 05:17:01 PM 6 8.22 0.00 2.66 0.32 0.07 88.74 05:17:01 PM 7 6.63 0.00 2.50 0.62 0.07 90.18 Average: all 19.38 0.00 2.02 0.74 0.08 77.78 Average: 0 14.09 0.00 1.68 0.25 0.08 83.91 Average: 1 26.92 0.00 2.23 0.81 0.09 69.94 Average: 2 21.54 0.00 2.12 0.95 0.09 75.30 Average: 3 21.67 0.00 2.53 1.28 0.07 74.44 Average: 4 16.84 0.00 1.93 0.71 0.07 80.45 Average: 5 23.28 0.00 2.12 0.59 0.08 73.94 Average: 6 17.27 0.00 1.83 0.58 0.07 80.26 Average: 7 13.42 0.00 1.77 0.78 0.06 83.97