---> uname -a: Linux prd-centos8-docker-8c-8g-2799.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 991 26669 19 4229 30446 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:be:35:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.43/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86183sec preferred_lft 86183sec inet6 fe80::f816:3eff:febe:35d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:1e:19:f4:52 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) 10/15/2025 _x86_64_ (8 CPU) 04:45:27 LINUX RESTART (8 CPU) 04:46:01 AM tps rtps wtps bread/s bwrtn/s 04:47:01 AM 134.91 2.67 132.24 1593.07 9667.26 04:48:01 AM 299.68 15.93 283.75 1758.64 21611.95 04:49:01 AM 111.03 0.72 110.31 68.66 54135.13 Average: 181.87 6.44 175.43 1140.15 28470.40 04:46:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:47:01 AM 29485860 31279420 3169852 9.71 2688 2112120 1374136 4.08 146852 2570612 126148 04:48:01 AM 26850672 30596312 5805040 17.78 2688 4049848 1920904 5.70 320312 4969876 1430288 04:49:01 AM 27275060 31141332 5380652 16.48 2688 4169596 1504224 4.46 520668 4349312 8368 Average: 27870531 31005688 4785181 14.65 2688 3443855 1599755 4.75 329277 3963267 521601 04:46:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 AM eth0 119.03 92.59 1187.84 23.38 0.00 0.00 0.00 0.00 04:47:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM eth0 627.26 458.71 13137.21 68.36 0.00 0.00 0.00 0.00 04:48:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 AM eth0 143.79 125.76 46.43 1936.23 0.00 0.00 0.00 0.00 04:49:01 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 296.68 225.68 4790.30 675.96 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) 10/15/2025 _x86_64_ (8 CPU) 04:45:27 LINUX RESTART (8 CPU) 04:46:01 AM CPU %user %nice %system %iowait %steal %idle 04:47:01 AM all 7.97 0.00 0.84 0.48 0.05 90.66 04:47:01 AM 0 3.60 0.00 0.55 0.23 0.07 95.55 04:47:01 AM 1 11.29 0.00 1.32 1.10 0.05 86.24 04:47:01 AM 2 14.13 0.00 1.13 0.43 0.05 84.25 04:47:01 AM 3 0.70 0.00 0.40 0.02 0.07 98.81 04:47:01 AM 4 12.15 0.00 1.22 0.87 0.05 85.72 04:47:01 AM 5 10.96 0.00 0.83 0.43 0.03 87.73 04:47:01 AM 6 4.21 0.00 0.55 0.63 0.03 94.57 04:47:01 AM 7 6.69 0.00 0.73 0.15 0.02 92.41 04:48:01 AM all 14.52 0.00 1.41 1.67 0.11 82.29 04:48:01 AM 0 6.26 0.00 1.02 1.89 0.12 90.71 04:48:01 AM 1 13.33 0.00 1.44 1.74 0.13 83.36 04:48:01 AM 2 16.10 0.00 1.12 1.86 0.13 80.79 04:48:01 AM 3 15.73 0.00 1.35 1.80 0.08 81.03 04:48:01 AM 4 17.03 0.00 1.34 1.69 0.10 79.85 04:48:01 AM 5 9.94 0.00 1.69 1.37 0.08 86.91 04:48:01 AM 6 18.03 0.00 2.37 2.84 0.12 76.64 04:48:01 AM 7 19.68 0.00 0.93 0.18 0.10 79.10 04:49:01 AM all 10.16 0.00 1.21 2.35 0.05 86.23 04:49:01 AM 0 3.12 0.00 0.90 0.02 0.07 95.90 04:49:01 AM 1 6.44 0.00 1.40 7.72 0.07 84.37 04:49:01 AM 2 14.24 0.00 1.57 4.74 0.07 79.39 04:49:01 AM 3 11.84 0.00 1.30 1.20 0.07 85.58 04:49:01 AM 4 10.23 0.00 0.80 0.10 0.03 88.83 04:49:01 AM 5 5.21 0.00 1.15 1.47 0.03 92.14 04:49:01 AM 6 18.93 0.00 1.35 0.62 0.03 79.07 04:49:01 AM 7 11.31 0.00 1.22 2.89 0.03 84.56 Average: all 10.88 0.00 1.15 1.50 0.07 86.40 Average: 0 4.33 0.00 0.82 0.71 0.08 94.06 Average: 1 10.35 0.00 1.39 3.52 0.08 84.66 Average: 2 14.82 0.00 1.28 2.34 0.08 81.47 Average: 3 9.43 0.00 1.02 1.01 0.07 88.47 Average: 4 13.13 0.00 1.12 0.89 0.06 84.80 Average: 5 8.70 0.00 1.23 1.09 0.05 88.93 Average: 6 13.72 0.00 1.43 1.36 0.06 83.43 Average: 7 12.56 0.00 0.96 1.07 0.05 85.36