---> uname -a: Linux prd-centos8-builder-4c-4g-29431.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 744 12235 19 2783 14670 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:7b:11:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.228/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe7b:110b/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) 07/20/2025 _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 261.33 74.23 187.10 3610.53 11261.45 03:53:01 PM 342.83 6.27 336.56 1365.51 13319.23 03:54:01 PM 120.83 0.98 119.85 103.58 10119.80 Average: 241.66 27.16 214.50 1693.31 11566.81 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12940548 14860020 3200984 19.83 2688 2117500 1092384 6.35 203536 2594808 180668 03:53:01 PM 11458920 13599844 4682612 29.01 2688 2332348 2138548 12.44 319092 3923172 47468 03:54:01 PM 12539524 15039760 3602008 22.32 2688 2687704 875132 5.09 684028 2470676 168512 Average: 12312997 14499875 3828535 23.72 2688 2379184 1368688 7.96 402219 2996219 132216 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 218.16 159.40 2042.99 29.08 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 210.50 180.45 2280.74 30.16 0.00 0.00 0.00 0.00 03:54:01 PM lo 914.68 914.68 914.78 914.78 0.00 0.00 0.00 0.00 03:54:01 PM eth0 289.42 208.35 3625.51 645.55 0.00 0.00 0.00 0.00 Average: lo 304.88 304.88 304.91 304.91 0.00 0.00 0.00 0.00 Average: eth0 239.36 182.73 2649.71 234.92 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) 07/20/2025 _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 24.16 0.61 10.91 2.01 0.17 62.14 03:52:01 PM 0 25.94 0.50 9.36 1.29 0.22 62.69 03:52:01 PM 1 19.81 0.58 9.89 1.35 0.15 68.21 03:52:01 PM 2 22.74 0.94 15.01 3.09 0.18 58.04 03:52:01 PM 3 28.15 0.40 9.42 2.31 0.13 59.58 03:53:01 PM all 65.42 0.00 2.46 1.85 0.13 30.14 03:53:01 PM 0 66.62 0.00 2.17 0.84 0.13 30.24 03:53:01 PM 1 59.34 0.00 3.37 3.24 0.13 33.92 03:53:01 PM 2 67.98 0.00 2.70 2.81 0.12 26.39 03:53:01 PM 3 67.73 0.00 1.59 0.54 0.13 30.02 03:54:01 PM all 52.25 0.00 3.06 0.51 0.11 44.07 03:54:01 PM 0 53.71 0.00 3.12 0.30 0.12 42.76 03:54:01 PM 1 48.68 0.00 3.42 0.57 0.10 47.24 03:54:01 PM 2 47.61 0.00 1.89 0.62 0.13 49.75 03:54:01 PM 3 59.00 0.00 3.80 0.55 0.10 36.54 Average: all 47.28 0.20 5.48 1.46 0.14 45.45 Average: 0 48.75 0.17 4.88 0.81 0.16 45.23 Average: 1 42.58 0.20 5.56 1.72 0.13 49.81 Average: 2 46.13 0.31 6.52 2.17 0.15 44.72 Average: 3 51.64 0.13 4.93 1.13 0.12 42.04