---> uname -a: Linux prd-centos8-builder-4c-4g-11419.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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 791 10014 19 4957 14622 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:b7:e4:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.124/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:feb7:e467/64 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) 11/09/2025 _x86_64_ (4 CPU) 03:22:21 LINUX RESTART (4 CPU) 03:23:01 AM tps rtps wtps bread/s bwrtn/s 03:24:01 AM 207.23 58.93 148.30 2144.89 11417.81 03:25:01 AM 208.66 12.26 196.40 1509.81 6957.89 03:26:01 AM 283.84 7.25 276.59 1053.16 13025.88 03:27:01 AM 61.40 0.15 61.25 95.30 30262.58 03:28:01 AM 141.28 0.00 141.28 0.00 33483.61 03:29:01 AM 44.61 0.00 44.61 0.00 7786.94 03:30:01 AM 81.43 0.00 81.43 0.00 10015.16 Average: 146.92 11.23 135.69 686.18 16135.43 03:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 AM 13273280 15138964 2868244 17.77 2688 2063100 768632 4.47 202636 2255988 127032 03:25:01 AM 12151752 14310168 3989772 24.72 2688 2342712 1642772 9.56 223104 3307908 223888 03:26:01 AM 10532168 13686900 5609356 34.75 2688 3327460 2017040 11.73 453472 4673688 852092 03:27:01 AM 9510264 13252524 6631260 41.08 2688 3900860 2392244 13.92 710576 5412928 531756 03:28:01 AM 8715312 13050852 7426212 46.01 2688 4488176 2483172 14.45 880196 6026604 144212 03:29:01 AM 7977828 12491776 8163696 50.58 2688 4649472 2968776 17.27 963512 6652416 95488 03:30:01 AM 7170236 12004356 8971288 55.58 2688 4943180 3465232 20.16 1029920 7338604 121440 Average: 9904406 13419363 6237118 38.64 2688 3673566 2248267 13.08 637631 5095448 299415 03:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 138.74 117.56 1232.32 32.22 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 528.64 490.31 3859.60 115.61 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.70 0.70 0.10 0.10 0.00 0.00 0.00 0.00 03:26:01 AM eth0 351.01 285.62 5688.18 35.90 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 77.79 61.98 1522.27 15.91 0.00 0.00 0.00 0.00 03:28:01 AM lo 2.92 2.92 0.56 0.56 0.00 0.00 0.00 0.00 03:28:01 AM eth0 59.87 52.84 437.99 10.65 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 31.28 29.83 125.80 10.47 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 21.04 19.34 10.77 9.34 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.10 0.10 0.00 0.00 0.00 0.00 Average: eth0 172.64 151.08 1839.53 32.88 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) 11/09/2025 _x86_64_ (4 CPU) 03:22:21 LINUX RESTART (4 CPU) 03:23:01 AM CPU %user %nice %system %iowait %steal %idle 03:24:01 AM all 16.11 0.50 9.42 2.00 0.10 71.86 03:24:01 AM 0 14.89 0.62 10.99 2.12 0.10 71.28 03:24:01 AM 1 9.86 0.45 8.31 1.24 0.10 80.04 03:24:01 AM 2 32.35 0.40 9.32 2.59 0.12 55.22 03:24:01 AM 3 7.35 0.54 9.04 2.06 0.08 80.93 03:25:01 AM all 17.90 0.00 2.18 1.33 0.12 78.48 03:25:01 AM 0 16.47 0.00 1.51 1.36 0.12 80.54 03:25:01 AM 1 16.61 0.00 2.38 1.11 0.10 79.80 03:25:01 AM 2 17.68 0.00 3.34 1.88 0.12 76.98 03:25:01 AM 3 20.84 0.00 1.48 0.97 0.13 76.58 03:26:01 AM all 43.55 0.00 2.78 2.08 0.10 51.48 03:26:01 AM 0 44.00 0.00 2.31 1.46 0.10 52.13 03:26:01 AM 1 44.79 0.00 1.54 2.38 0.10 51.19 03:26:01 AM 2 37.92 0.00 1.83 0.85 0.10 59.30 03:26:01 AM 3 47.50 0.00 5.46 3.65 0.12 43.27 03:27:01 AM all 68.34 0.00 2.76 0.46 0.09 28.35 03:27:01 AM 0 68.37 0.00 3.52 0.23 0.08 27.80 03:27:01 AM 1 70.61 0.00 2.41 0.12 0.10 26.77 03:27:01 AM 2 71.72 0.00 2.36 0.28 0.08 25.56 03:27:01 AM 3 62.67 0.00 2.74 1.22 0.10 33.27 03:28:01 AM all 47.89 0.00 2.75 2.87 0.11 46.38 03:28:01 AM 0 39.08 0.00 1.98 1.36 0.13 57.45 03:28:01 AM 1 43.66 0.00 1.85 3.09 0.08 51.32 03:28:01 AM 2 53.77 0.00 4.19 5.68 0.13 36.22 03:28:01 AM 3 55.06 0.00 2.97 1.34 0.08 40.54 03:29:01 AM all 56.78 0.00 2.86 0.35 0.10 39.91 03:29:01 AM 0 46.68 0.00 1.68 0.69 0.10 50.85 03:29:01 AM 1 75.88 0.00 6.58 0.08 0.12 17.34 03:29:01 AM 2 51.63 0.00 1.09 0.05 0.08 47.14 03:29:01 AM 3 52.91 0.00 2.10 0.59 0.10 44.30 03:30:01 AM all 54.80 0.00 2.93 0.59 0.10 41.58 03:30:01 AM 0 61.49 0.00 3.33 0.67 0.08 34.43 03:30:01 AM 1 53.74 0.00 2.79 0.23 0.10 43.13 03:30:01 AM 2 46.33 0.00 1.28 0.77 0.10 51.52 03:30:01 AM 3 57.62 0.00 4.30 0.70 0.10 37.27 Average: all 43.63 0.07 3.67 1.38 0.10 51.14 Average: 0 41.57 0.09 3.62 1.13 0.10 53.49 Average: 1 45.02 0.06 3.70 1.18 0.10 49.94 Average: 2 44.50 0.06 3.34 1.73 0.11 50.26 Average: 3 43.42 0.08 4.01 1.50 0.10 50.88