---> uname -a: Linux prd-centos8-builder-4c-4g-33609.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 741 12236 19 2785 14674 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:6f:c9:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.224/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe6f:c9af/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) 08/07/2025 _x86_64_ (4 CPU) 15:50:20 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 255.70 71.01 184.69 3588.54 10967.09 03:53:01 PM 228.61 6.27 222.35 1365.51 12564.47 03:54:01 PM 120.36 0.98 119.38 103.57 10122.71 Average: 201.56 26.09 175.47 1685.89 11218.02 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12973608 14896824 3167924 19.63 2688 2121224 1077256 6.27 204008 2558036 185596 03:53:01 PM 11572000 13715408 4569532 28.31 2688 2334868 3320448 19.32 319316 3811804 48488 03:54:01 PM 12553596 15046616 3587936 22.23 2688 2680684 863028 5.02 684316 2458448 159072 Average: 12366401 14552949 3775131 23.39 2688 2378925 1753577 10.20 402547 2942763 131052 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 230.01 174.64 2076.96 30.99 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 221.76 185.79 2275.00 30.88 0.00 0.00 0.00 0.00 03:54:01 PM lo 733.59 733.59 744.02 744.02 0.00 0.00 0.00 0.00 03:54:01 PM eth0 354.05 248.43 3630.27 658.46 0.00 0.00 0.00 0.00 Average: lo 244.54 244.54 248.02 248.02 0.00 0.00 0.00 0.00 Average: eth0 268.61 202.95 2660.76 240.12 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) 08/07/2025 _x86_64_ (4 CPU) 15:50:20 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 23.50 0.51 8.49 3.53 0.10 63.87 03:52:01 PM 0 14.09 0.45 8.33 8.32 0.12 68.69 03:52:01 PM 1 20.56 0.52 8.15 1.66 0.10 69.02 03:52:01 PM 2 22.22 0.62 9.21 1.84 0.12 66.00 03:52:01 PM 3 37.11 0.43 8.29 2.29 0.08 51.80 03:53:01 PM all 63.30 0.00 1.93 4.14 0.10 30.52 03:53:01 PM 0 66.86 0.00 2.31 4.16 0.10 26.58 03:53:01 PM 1 53.15 0.00 1.84 3.51 0.10 41.40 03:53:01 PM 2 67.27 0.00 1.67 3.56 0.10 27.40 03:53:01 PM 3 65.94 0.00 1.91 5.35 0.12 26.69 03:54:01 PM all 51.36 0.00 2.85 0.98 0.10 44.72 03:54:01 PM 0 39.97 0.00 3.00 1.96 0.08 54.99 03:54:01 PM 1 55.73 0.00 2.31 0.52 0.10 41.34 03:54:01 PM 2 58.00 0.00 3.22 0.80 0.12 37.86 03:54:01 PM 3 51.72 0.00 2.88 0.62 0.08 44.69 Average: all 46.06 0.17 4.43 2.88 0.10 46.36 Average: 0 40.32 0.15 4.55 4.81 0.10 50.07 Average: 1 43.14 0.17 4.10 1.90 0.10 50.59 Average: 2 49.17 0.21 4.70 2.07 0.11 43.74 Average: 3 51.59 0.14 4.36 2.75 0.09 41.06