---> uname -a: Linux prd-centos8-docker-4c-4g-39518.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 10G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 809 12300 19 2653 14620 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:d4:87:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.190/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86138sec preferred_lft 86138sec inet6 fe80::f816:3eff:fed4:8749/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:19:11:10:e1 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) 08/21/2025 _x86_64_ (4 CPU) 13:22:57 LINUX RESTART (4 CPU) 01:24:01 PM tps rtps wtps bread/s bwrtn/s 01:25:01 PM 239.31 4.05 235.26 765.09 12257.48 01:26:01 PM 37.65 0.77 36.88 38.25 7635.80 01:27:01 PM 51.57 1.12 50.46 78.79 10364.36 Average: 109.52 1.98 107.55 294.09 10085.97 01:24:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:25:01 PM 11703136 13799740 4438396 27.50 2688 2300956 2378628 13.84 197760 3829360 220052 01:26:01 PM 11217528 13317180 4924004 30.51 2688 2303796 2780200 16.17 213316 4296920 28 01:27:01 PM 12555240 14928636 3586292 22.22 2688 2575584 1242552 7.23 501032 2675192 7388 Average: 11825301 14015185 4316231 26.74 2688 2393445 2133793 12.41 304036 3600491 75823 01:24:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:25:01 PM lo 3.70 3.70 0.39 0.39 0.00 0.00 0.00 0.00 01:25:01 PM eth0 487.11 327.43 4096.04 72.55 0.00 0.00 0.00 0.00 01:25:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 PM lo 21.56 21.56 4.67 4.67 0.00 0.00 0.00 0.00 01:26:01 PM eth0 23.06 16.91 13.04 18.92 0.00 0.00 0.00 0.00 01:26:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 PM lo 12.13 12.13 1.86 1.86 0.00 0.00 0.00 0.00 01:27:01 PM eth0 149.19 138.76 450.24 1028.88 0.00 0.00 0.00 0.00 01:27:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 12.46 12.46 2.31 2.31 0.00 0.00 0.00 0.00 Average: eth0 219.81 161.05 1520.03 373.36 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) 08/21/2025 _x86_64_ (4 CPU) 13:22:57 LINUX RESTART (4 CPU) 01:24:01 PM CPU %user %nice %system %iowait %steal %idle 01:25:01 PM all 37.85 0.00 2.53 1.95 0.09 57.58 01:25:01 PM 0 33.44 0.00 2.31 2.76 0.08 61.40 01:25:01 PM 1 43.26 0.00 2.24 2.09 0.10 52.31 01:25:01 PM 2 45.29 0.00 3.41 1.96 0.08 49.26 01:25:01 PM 3 29.40 0.00 2.18 0.97 0.10 67.35 01:26:01 PM all 18.44 0.00 0.78 0.56 0.06 80.16 01:26:01 PM 0 14.47 0.00 0.75 0.90 0.07 83.81 01:26:01 PM 1 22.86 0.00 0.95 0.12 0.07 76.01 01:26:01 PM 2 18.17 0.00 0.72 0.45 0.07 80.60 01:26:01 PM 3 18.27 0.00 0.69 0.77 0.05 80.23 01:27:01 PM all 36.03 0.00 2.25 0.90 0.08 60.73 01:27:01 PM 0 26.60 0.00 1.89 0.17 0.08 71.26 01:27:01 PM 1 31.89 0.00 1.89 1.87 0.08 64.27 01:27:01 PM 2 54.74 0.00 2.56 1.27 0.08 41.35 01:27:01 PM 3 30.89 0.00 2.68 0.30 0.08 66.05 Average: all 30.77 0.00 1.85 1.14 0.08 66.16 Average: 0 24.84 0.00 1.65 1.28 0.08 72.16 Average: 1 32.66 0.00 1.69 1.36 0.08 64.20 Average: 2 39.39 0.00 2.23 1.23 0.08 57.08 Average: 3 26.18 0.00 1.85 0.68 0.08 71.22