---> uname -a: Linux prd-centos8-builder-4c-4g-3.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 12227 19 2791 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:a0:13:4f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.170/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fea0:134f/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) 10/03/2025 _x86_64_ (4 CPU) 15:50:29 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 242.84 87.10 155.74 3894.02 11150.64 03:53:01 PM 334.08 5.77 328.31 1302.72 13522.58 03:54:01 PM 127.21 0.52 126.70 36.13 9946.24 03:55:01 PM 38.24 0.68 37.55 67.71 5931.14 Average: 185.59 23.52 162.07 1325.09 10137.48 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13084408 14957036 3057124 18.94 2688 2071756 1078240 6.27 195764 2458012 130072 03:53:01 PM 11407636 13553820 4733896 29.33 2688 2338372 2213596 12.88 318160 3977292 46708 03:54:01 PM 11001976 13485084 5139556 31.84 2688 2670908 2214336 12.88 508888 4175708 125412 03:55:01 PM 12586608 15088980 3554924 22.02 2688 2689736 871860 5.07 688336 2418148 8888 Average: 12020157 14271230 4121375 25.53 2688 2442693 1594508 9.28 427787 3257290 77770 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 101.33 78.85 1344.25 20.41 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 274.20 236.83 3179.44 35.48 0.00 0.00 0.00 0.00 03:54:01 PM lo 1044.89 1044.89 1043.87 1043.87 0.00 0.00 0.00 0.00 03:54:01 PM eth0 215.96 147.63 3428.86 19.03 0.00 0.00 0.00 0.00 03:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 PM eth0 105.01 95.23 227.47 643.99 0.00 0.00 0.00 0.00 Average: lo 261.21 261.21 260.96 260.96 0.00 0.00 0.00 0.00 Average: eth0 174.13 139.63 2044.93 179.75 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) 10/03/2025 _x86_64_ (4 CPU) 15:50:29 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 22.15 0.70 10.07 2.41 0.13 64.53 03:52:01 PM 0 22.99 0.74 11.15 2.99 0.13 61.99 03:52:01 PM 1 15.22 0.85 10.05 2.47 0.12 71.29 03:52:01 PM 2 19.09 0.57 8.62 2.11 0.12 69.49 03:52:01 PM 3 31.31 0.65 10.44 2.07 0.15 55.37 03:53:01 PM all 69.31 0.00 2.47 1.87 0.15 26.20 03:53:01 PM 0 64.57 0.00 2.56 1.22 0.15 31.50 03:53:01 PM 1 59.30 0.00 2.58 2.36 0.15 35.61 03:53:01 PM 2 80.37 0.00 1.20 0.55 0.15 17.72 03:53:01 PM 3 72.97 0.00 3.53 3.36 0.15 19.99 03:54:01 PM all 49.83 0.00 2.55 3.55 0.13 43.95 03:54:01 PM 0 50.98 0.00 2.80 0.85 0.12 45.25 03:54:01 PM 1 48.05 0.00 4.29 10.53 0.17 36.96 03:54:01 PM 2 53.41 0.00 1.48 1.93 0.12 43.07 03:54:01 PM 3 46.89 0.00 1.63 0.92 0.12 50.44 03:55:01 PM all 14.63 0.00 1.48 5.32 0.08 78.49 03:55:01 PM 0 16.92 0.00 2.13 6.99 0.10 73.86 03:55:01 PM 1 4.43 0.00 0.95 0.03 0.08 94.50 03:55:01 PM 2 8.18 0.00 1.49 5.67 0.07 84.59 03:55:01 PM 3 29.04 0.00 1.34 8.63 0.07 60.93 Average: all 38.97 0.18 4.14 3.29 0.12 53.30 Average: 0 38.87 0.18 4.67 3.01 0.13 53.14 Average: 1 31.69 0.21 4.47 3.83 0.13 59.66 Average: 2 40.26 0.14 3.20 2.57 0.11 53.72 Average: 3 45.06 0.16 4.24 3.75 0.12 46.67