---> uname -a: Linux prd-centos8-docker-4c-4g-3508.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 796 12311 19 2655 14633 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:5c:6f:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.26/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fe5c:6f66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:25:8c:6d:b3 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) 10/18/2025 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM tps rtps wtps bread/s bwrtn/s 01:24:01 PM 195.57 2.17 193.40 291.68 9629.43 01:25:01 PM 121.03 2.72 118.31 547.68 13008.91 01:26:01 PM 28.82 1.07 27.76 33.32 638.60 Average: 115.13 1.98 113.15 290.90 7758.88 01:23:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:24:01 PM 12685840 14713152 3455692 21.41 2688 2234468 1552944 9.03 157444 2906120 300444 01:25:01 PM 11294280 13393680 4847252 30.03 2688 2303696 2766752 16.10 211716 4221128 52 01:26:01 PM 12683788 15048348 3457744 21.42 2688 2566860 1111164 6.46 325740 2720780 279560 Average: 12221303 14385060 3920229 24.29 2688 2368341 1810287 10.53 231633 3282676 193352 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 312.38 206.42 4001.22 37.12 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 11.96 11.96 1.52 1.52 0.00 0.00 0.00 0.00 01:25:01 PM eth0 138.69 93.82 797.76 26.61 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 23.98 23.98 5.25 5.25 0.00 0.00 0.00 0.00 01:26:01 PM eth0 63.00 50.80 233.52 30.79 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 Average: lo 11.98 11.98 2.26 2.26 0.00 0.00 0.00 0.00 Average: eth0 171.35 117.01 1677.37 31.51 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) 10/18/2025 _x86_64_ (4 CPU) 13:22:29 LINUX RESTART (4 CPU) 01:23:01 PM CPU %user %nice %system %iowait %steal %idle 01:24:01 PM all 25.43 0.00 2.27 1.03 0.10 71.18 01:24:01 PM 0 45.01 0.00 3.97 1.59 0.10 49.33 01:24:01 PM 1 16.15 0.00 1.14 0.72 0.08 81.92 01:24:01 PM 2 24.42 0.00 2.28 1.32 0.10 71.88 01:24:01 PM 3 16.10 0.00 1.67 0.49 0.10 81.64 01:25:01 PM all 32.87 0.00 1.37 0.98 0.08 64.70 01:25:01 PM 0 25.31 0.00 1.75 1.00 0.10 71.84 01:25:01 PM 1 36.04 0.00 1.47 1.14 0.08 61.27 01:25:01 PM 2 38.81 0.00 0.63 0.80 0.07 59.69 01:25:01 PM 3 31.31 0.00 1.60 0.97 0.08 66.03 01:26:01 PM all 34.63 0.00 1.79 0.20 0.09 63.29 01:26:01 PM 0 40.13 0.00 2.49 0.05 0.08 57.25 01:26:01 PM 1 29.17 0.00 1.25 0.17 0.10 69.30 01:26:01 PM 2 33.95 0.00 0.94 0.05 0.08 64.98 01:26:01 PM 3 35.26 0.00 2.49 0.52 0.08 61.65 Average: all 30.98 0.00 1.81 0.73 0.09 66.39 Average: 0 36.82 0.00 2.74 0.88 0.09 59.47 Average: 1 27.12 0.00 1.29 0.67 0.09 70.83 Average: 2 32.40 0.00 1.28 0.72 0.08 65.51 Average: 3 27.56 0.00 1.92 0.66 0.09 69.77