---> uname -a: Linux prd-centos8-docker-8c-8g-16152.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 1062 26545 19 4282 30363 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:23:be:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.125/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe23:be64/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:6c:7d:c7 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:d6ff:fe6c:7dc7/64 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) 11/29/2025 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 187.97 16.84 171.13 3184.01 10535.90 02:31:01 AM 188.59 3.98 184.61 1111.23 17434.52 02:32:02 AM 132.57 15.09 117.48 5559.88 28567.43 Average: 169.71 11.97 157.74 3285.04 18845.95 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29093656 30966340 3562056 10.91 2688 2190196 1630500 4.84 160392 2942956 172244 02:31:01 AM 26673528 29780640 5982184 18.32 2688 3408664 2835700 8.41 303504 5151760 898708 02:32:02 AM 27203756 31092400 5451956 16.70 2688 4180396 1484844 4.41 738816 4156492 716236 Average: 27656980 30613127 4998732 15.31 2688 3259752 1983681 5.89 400904 4083736 595729 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 179.27 143.12 1867.09 43.87 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 1467.41 588.49 11299.62 57.52 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:02 AM lo 11.83 11.83 1.26 1.26 0.00 0.00 0.00 0.00 02:32:02 AM eth0 148.80 123.38 1391.96 37.61 0.00 0.00 0.00 0.00 02:32:02 AM docker0 4.23 5.41 0.61 0.63 0.00 0.00 0.00 0.00 Average: lo 3.94 3.94 0.42 0.42 0.00 0.00 0.00 0.00 Average: eth0 598.49 284.99 4852.89 46.33 0.00 0.00 0.00 0.00 Average: docker0 1.41 1.80 0.20 0.21 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) 11/29/2025 _x86_64_ (8 CPU) 02:28:22 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 12.79 0.00 1.10 0.94 0.05 85.12 02:30:01 AM 0 7.65 0.00 0.82 0.43 0.05 91.05 02:30:01 AM 1 7.97 0.00 0.95 1.32 0.05 89.71 02:30:01 AM 2 19.23 0.00 1.24 0.95 0.05 78.53 02:30:01 AM 3 35.95 0.00 3.14 1.44 0.08 59.39 02:30:01 AM 4 13.73 0.00 1.28 0.93 0.03 84.02 02:30:01 AM 5 1.92 0.00 0.44 0.32 0.05 97.27 02:30:01 AM 6 5.93 0.00 0.47 0.85 0.07 92.68 02:30:01 AM 7 9.92 0.00 0.45 1.23 0.03 88.36 02:31:01 AM all 28.39 0.00 2.14 0.80 0.10 68.57 02:31:01 AM 0 28.18 0.00 1.86 0.62 0.12 69.22 02:31:01 AM 1 20.35 0.00 1.88 2.92 0.10 74.75 02:31:01 AM 2 34.90 0.00 2.67 0.94 0.15 61.34 02:31:01 AM 3 30.46 0.00 2.46 0.39 0.10 66.59 02:31:01 AM 4 23.62 0.00 2.19 0.84 0.07 73.28 02:31:01 AM 5 30.58 0.00 2.34 0.03 0.10 66.95 02:31:01 AM 6 28.24 0.00 1.88 0.50 0.10 69.27 02:31:01 AM 7 30.77 0.00 1.83 0.15 0.08 67.16 02:32:02 AM all 20.45 0.32 2.80 2.17 0.08 74.18 02:32:02 AM 0 18.93 0.08 2.77 0.54 0.08 77.60 02:32:02 AM 1 20.47 0.02 3.17 5.98 0.12 70.24 02:32:02 AM 2 16.46 0.05 3.46 3.58 0.08 76.37 02:32:02 AM 3 27.56 0.00 2.43 0.17 0.08 69.76 02:32:02 AM 4 14.74 0.42 2.36 1.41 0.08 80.98 02:32:02 AM 5 22.14 0.00 2.75 0.03 0.07 75.00 02:32:02 AM 6 20.85 0.00 2.41 4.27 0.08 72.38 02:32:02 AM 7 22.45 1.98 3.00 1.39 0.07 71.11 Average: all 20.53 0.11 2.01 1.30 0.08 75.98 Average: 0 18.23 0.03 1.82 0.53 0.08 79.31 Average: 1 16.25 0.01 2.00 3.40 0.09 78.25 Average: 2 23.53 0.02 2.45 1.82 0.09 72.09 Average: 3 31.33 0.00 2.68 0.66 0.09 65.24 Average: 4 17.35 0.14 1.94 1.06 0.06 79.44 Average: 5 18.19 0.00 1.84 0.13 0.07 79.77 Average: 6 18.32 0.00 1.59 1.88 0.08 78.13 Average: 7 21.01 0.66 1.76 0.93 0.06 75.58