---> uname -a: Linux prd-centos8-docker-4c-4g-2315.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: 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): 0-3 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 12297 19 2656 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:20:62:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.99/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe20:6226/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:79:f8:7c:75 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) 10/12/2025 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 155.21 2.00 153.22 288.04 10232.79 01:25:01 PM 164.44 2.70 161.74 499.65 12494.23 01:26:02 PM 19.41 0.95 18.46 30.93 288.90 Average: 113.02 1.88 111.14 272.87 7672.12 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12882928 14740036 3258604 20.19 2688 2066140 1557708 9.06 154856 2712204 101420 01:25:01 PM 11334916 13435020 4806616 29.78 2688 2304372 2767792 16.10 212324 4179360 60 01:26:02 PM 12643648 15003480 3497884 21.67 2688 2563092 1183584 6.89 325052 2763532 256824 Average: 12287164 14392845 3854368 23.88 2688 2311201 1836361 10.68 230744 3218365 119435 01:23:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:24:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 PM eth0 105.93 76.76 1203.86 22.12 0.00 0.00 0.00 0.00 01:24:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 PM lo 10.58 10.58 1.39 1.39 0.00 0.00 0.00 0.00 01:25:01 PM eth0 353.07 234.34 3585.83 41.22 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 01:26:02 PM lo 25.41 25.41 5.37 5.37 0.00 0.00 0.00 0.00 01:26:02 PM eth0 74.22 59.32 235.94 32.81 0.00 0.00 0.00 0.00 01:26:02 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 12.00 12.00 2.25 2.25 0.00 0.00 0.00 0.00 Average: eth0 177.74 123.47 1675.19 32.05 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) 10/12/2025 _x86_64_ (4 CPU) 13:22:24 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 21.09 0.00 1.97 1.27 0.08 75.59 01:24:01 PM 0 16.18 0.00 1.48 1.47 0.10 80.77 01:24:01 PM 1 21.44 0.00 2.29 1.71 0.08 74.48 01:24:01 PM 2 25.54 0.00 2.34 0.84 0.08 71.20 01:24:01 PM 3 21.20 0.00 1.76 1.09 0.07 75.89 01:25:01 PM all 35.81 0.00 1.92 1.76 0.10 60.42 01:25:01 PM 0 28.88 0.00 3.39 3.18 0.10 64.45 01:25:01 PM 1 39.91 0.00 1.09 2.44 0.08 56.48 01:25:01 PM 2 33.69 0.00 2.42 1.15 0.10 62.63 01:25:01 PM 3 40.76 0.00 0.77 0.25 0.10 58.12 01:26:02 PM all 31.42 0.00 1.63 0.12 0.08 66.75 01:26:02 PM 0 31.31 0.00 0.97 0.03 0.08 67.60 01:26:02 PM 1 28.37 0.00 2.51 0.33 0.08 68.70 01:26:02 PM 2 37.14 0.00 1.84 0.03 0.08 60.91 01:26:02 PM 3 28.86 0.00 1.20 0.07 0.07 69.80 Average: all 29.44 0.00 1.84 1.05 0.09 67.59 Average: 0 25.44 0.00 1.95 1.56 0.09 70.95 Average: 1 29.91 0.00 1.96 1.49 0.08 66.55 Average: 2 32.12 0.00 2.20 0.67 0.09 64.91 Average: 3 30.27 0.00 1.24 0.47 0.08 67.94