---> uname -a: Linux prd-centos8-docker-8c-8g-12585.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1007 27506 19 3375 30433 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:6c:5e:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.241/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe6c:5e29/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3e:9e:bf:89 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) 11/14/2025 _x86_64_ (8 CPU) 06:01:22 LINUX RESTART (8 CPU) 06:02:01 AM tps rtps wtps bread/s bwrtn/s 06:03:01 AM 25.66 0.10 25.56 2.13 1596.00 06:04:01 AM 169.01 14.40 154.61 3196.93 8840.86 06:05:01 AM 281.56 5.66 275.89 854.78 14882.11 Average: 158.74 6.72 152.02 1351.18 8439.63 06:02:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:03:01 AM 29762132 31234740 2893580 8.86 2688 1807628 1494964 4.44 140548 2364776 20572 06:04:01 AM 28976984 30860028 3678728 11.27 2688 2199692 1811896 5.38 159852 3056640 159584 06:05:01 AM 28134192 31128020 4521520 13.85 2688 3301028 1492404 4.43 730748 3296204 907456 Average: 28957769 31074263 3697943 11.32 2688 2436116 1599755 4.75 343716 2905873 362537 06:02:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:03:01 AM eth0 9.90 7.46 69.56 1.96 0.00 0.00 0.00 0.00 06:03:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 154.74 132.79 1540.02 43.59 0.00 0.00 0.00 0.00 06:04:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 526.14 414.73 4177.53 3799.28 0.00 0.00 0.00 0.00 06:05:01 AM docker0 0.00 0.00 0.00 0.00 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 230.26 185.00 1929.06 1281.68 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) 11/14/2025 _x86_64_ (8 CPU) 06:01:22 LINUX RESTART (8 CPU) 06:02:01 AM CPU %user %nice %system %iowait %steal %idle 06:03:01 AM all 1.64 0.00 0.14 21.23 0.08 76.91 06:03:01 AM 0 0.13 0.00 0.15 57.91 0.13 41.67 06:03:01 AM 1 0.23 0.00 0.13 66.79 0.13 32.71 06:03:01 AM 2 0.75 0.00 0.05 1.02 0.17 98.02 06:03:01 AM 3 5.48 0.00 0.28 2.23 0.08 91.92 06:03:01 AM 4 1.25 0.00 0.10 3.12 0.02 95.52 06:03:01 AM 5 0.88 0.00 0.05 0.28 0.03 98.75 06:03:01 AM 6 4.30 0.00 0.30 37.93 0.02 57.45 06:03:01 AM 7 0.10 0.00 0.03 0.58 0.07 99.22 06:04:01 AM all 9.85 0.00 1.01 1.60 0.06 87.47 06:04:01 AM 0 10.60 0.00 0.75 2.94 0.07 85.64 06:04:01 AM 1 11.71 0.00 1.19 0.94 0.12 86.06 06:04:01 AM 2 21.22 0.00 2.32 1.02 0.12 75.32 06:04:01 AM 3 6.79 0.00 0.45 0.15 0.05 92.56 06:04:01 AM 4 6.26 0.00 0.83 1.74 0.05 91.12 06:04:01 AM 5 6.23 0.00 0.72 0.23 0.03 92.79 06:04:01 AM 6 10.71 0.00 0.93 1.42 0.03 86.90 06:04:01 AM 7 5.31 0.00 0.92 4.36 0.05 89.36 06:05:01 AM all 17.53 0.00 1.52 0.94 0.07 79.94 06:05:01 AM 0 15.07 0.00 1.07 0.77 0.07 83.02 06:05:01 AM 1 32.29 0.00 2.54 1.07 0.08 64.02 06:05:01 AM 2 22.93 0.00 1.24 0.84 0.10 74.90 06:05:01 AM 3 18.24 0.00 1.24 0.72 0.05 79.76 06:05:01 AM 4 16.45 0.00 1.57 1.87 0.07 80.04 06:05:01 AM 5 6.43 0.00 1.24 0.70 0.05 91.58 06:05:01 AM 6 13.06 0.00 1.29 0.45 0.07 85.14 06:05:01 AM 7 15.78 0.00 2.01 1.07 0.07 81.08 Average: all 9.67 0.00 0.89 7.93 0.07 81.44 Average: 0 8.59 0.00 0.66 20.59 0.09 70.08 Average: 1 14.73 0.00 1.29 22.96 0.11 60.92 Average: 2 14.96 0.00 1.20 0.96 0.13 82.76 Average: 3 10.16 0.00 0.66 1.04 0.06 88.08 Average: 4 7.98 0.00 0.83 2.24 0.04 88.90 Average: 5 4.51 0.00 0.67 0.41 0.04 94.38 Average: 6 9.35 0.00 0.84 13.28 0.04 76.49 Average: 7 7.06 0.00 0.99 2.00 0.06 89.89