---> uname -a: Linux prd-centos8-builder-4c-4g-40299.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1465 11502 19 2795 13949 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:30:aa:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.91/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe30:aa04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 08/23/2025 _x86_64_ (4 CPU) 13:36:21 LINUX RESTART (4 CPU) 01:37:01 PM tps rtps wtps bread/s bwrtn/s 01:38:01 PM 285.90 89.10 196.80 3580.94 11598.22 01:39:01 PM 302.72 6.35 296.37 1367.37 14960.47 01:40:01 PM 95.38 3.12 92.27 148.22 8981.71 01:41:01 PM 27.88 0.47 27.41 63.99 4415.05 Average: 177.97 24.76 153.21 1290.18 9988.89 01:37:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 PM 12875832 14835528 3265700 20.23 2688 2157388 1099736 6.40 202240 2655064 214776 01:39:01 PM 11276008 13604248 4865524 30.14 2688 2518160 2135968 12.43 321404 4098036 169040 01:40:01 PM 12317944 14819668 3823588 23.69 2688 2689252 1010940 5.88 539756 2836924 108272 01:41:01 PM 11837960 14343984 4303572 26.66 2688 2692856 1528144 8.89 752952 3100892 24232 Average: 12076936 14400857 4064596 25.18 2688 2514414 1443697 8.40 454088 3172729 129080 01:37:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 PM eth0 194.40 154.17 2769.10 28.16 0.00 0.00 0.00 0.00 01:39:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:39:01 PM eth0 417.23 303.73 4713.53 42.06 0.00 0.00 0.00 0.00 01:40:01 PM lo 795.97 795.97 804.15 804.15 0.00 0.00 0.00 0.00 01:40:01 PM eth0 214.96 140.82 1317.62 64.16 0.00 0.00 0.00 0.00 01:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:41:01 PM eth0 59.06 34.68 30.53 185.92 0.00 0.00 0.00 0.00 Average: lo 199.01 199.01 201.05 201.05 0.00 0.00 0.00 0.00 Average: eth0 221.41 158.35 2207.68 80.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 08/23/2025 _x86_64_ (4 CPU) 13:36:21 LINUX RESTART (4 CPU) 01:37:01 PM CPU %user %nice %system %iowait %steal %idle 01:38:01 PM all 25.52 0.70 12.21 1.86 0.10 59.60 01:38:01 PM 0 13.27 0.74 12.90 2.63 0.12 70.35 01:38:01 PM 1 28.69 0.70 12.19 1.19 0.10 57.13 01:38:01 PM 2 29.92 0.74 12.76 2.06 0.10 54.42 01:38:01 PM 3 30.22 0.64 11.00 1.58 0.08 56.49 01:39:01 PM all 66.04 0.00 2.33 1.88 0.13 29.62 01:39:01 PM 0 60.60 0.00 1.94 1.40 0.13 35.93 01:39:01 PM 1 73.01 0.00 2.72 1.03 0.12 23.12 01:39:01 PM 2 66.95 0.00 2.07 2.74 0.13 28.10 01:39:01 PM 3 63.59 0.00 2.59 2.36 0.13 31.33 01:40:01 PM all 59.96 0.00 2.36 0.47 0.11 37.09 01:40:01 PM 0 63.34 0.00 1.31 0.30 0.10 34.96 01:40:01 PM 1 64.03 0.00 2.77 0.69 0.12 32.40 01:40:01 PM 2 55.23 0.00 2.19 0.55 0.12 41.91 01:40:01 PM 3 57.22 0.00 3.18 0.35 0.12 39.13 01:41:01 PM all 20.12 0.00 1.22 0.35 0.05 78.25 01:41:01 PM 0 21.05 0.00 1.32 0.13 0.07 77.43 01:41:01 PM 1 25.50 0.00 1.20 0.27 0.05 72.98 01:41:01 PM 2 9.24 0.00 1.12 0.84 0.05 88.75 01:41:01 PM 3 24.67 0.00 1.25 0.18 0.05 73.84 Average: all 42.90 0.18 4.53 1.14 0.10 51.15 Average: 0 39.56 0.18 4.36 1.12 0.10 54.68 Average: 1 47.81 0.18 4.72 0.79 0.10 46.40 Average: 2 40.33 0.18 4.54 1.55 0.10 53.30 Average: 3 43.92 0.16 4.50 1.12 0.10 50.22