---> uname -a: Linux prd-centos8-builder-2c-1g-21057.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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 tmpfs 770M 0 770M 0% /run/user/1000 ---> free -m: total used free shared buff/cache available Mem: 7699 609 5002 19 2087 6786 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:95:f8:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.19/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85730sec preferred_lft 85730sec inet6 fe80::f816:3eff:fe95:f886/64 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) 02/26/2026 _x86_64_ (2 CPU) 02:58:21 LINUX RESTART (2 CPU) 02:59:02 AM tps rtps wtps bread/s bwrtn/s 03:00:01 AM 221.72 79.09 142.63 750.93 11500.36 03:01:01 AM 26.57 0.72 25.86 37.59 4379.67 03:02:01 AM 2.95 0.10 2.85 2.27 85.15 03:03:01 AM 0.97 0.00 0.97 0.00 28.10 03:04:01 AM 0.63 0.00 0.63 0.00 8.40 03:05:01 AM 0.47 0.00 0.47 0.00 7.33 03:06:01 AM 0.38 0.00 0.38 0.00 4.87 03:07:01 AM 0.52 0.00 0.52 0.00 7.33 03:08:01 AM 0.32 0.00 0.32 0.00 3.55 03:09:01 AM 2.37 0.22 2.15 116.25 42.16 Average: 25.36 7.89 17.47 89.61 1590.34 02:59:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:00:01 AM 5234544 7053368 2649900 33.61 2688 1988136 668520 7.48 196484 2093836 116108 03:01:01 AM 5215920 7036184 2668524 33.85 2688 1989300 705128 7.89 197280 2104992 4 03:02:01 AM 5214076 7034428 2670368 33.87 2688 1989388 705128 7.89 199176 2104964 4 03:03:01 AM 5209340 7029692 2675104 33.93 2688 1989388 705128 7.89 199176 2109868 4 03:04:01 AM 5209408 7029764 2675036 33.93 2688 1989392 705128 7.89 199204 2109804 4 03:05:01 AM 5209388 7029744 2675056 33.93 2688 1989392 703752 7.88 199212 2110196 4 03:06:01 AM 5209372 7029728 2675072 33.93 2688 1989392 703752 7.88 199216 2110324 12 03:07:01 AM 5209472 7029824 2674972 33.93 2688 1989396 703752 7.88 199216 2110200 8 03:08:01 AM 5209408 7029760 2675036 33.93 2688 1989396 703752 7.88 199216 2110252 4 03:09:01 AM 5141508 6965416 2742936 34.79 2688 1992916 768920 8.61 369144 2007964 7528 Average: 5206244 7026791 2678200 33.97 2688 1989610 707296 7.92 215732 2097240 12368 02:59:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:00:01 AM eth0 78.92 55.20 994.32 10.44 0.00 0.00 0.00 0.00 03:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:01:01 AM eth0 2.40 1.57 0.29 0.42 0.00 0.00 0.00 0.00 03:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:02:01 AM eth0 0.68 0.45 0.11 0.26 0.00 0.00 0.00 0.00 03:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:03:01 AM eth0 2.20 1.25 0.23 0.38 0.00 0.00 0.00 0.00 03:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 AM eth0 0.80 0.47 0.18 0.30 0.00 0.00 0.00 0.00 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 4.87 2.38 1.16 0.93 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 2.18 0.88 0.59 0.78 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 0.47 0.25 0.09 0.24 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 0.47 0.25 0.09 0.23 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 6.22 4.27 4.50 2.52 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.81 6.62 98.67 1.64 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) 02/26/2026 _x86_64_ (2 CPU) 02:58:21 LINUX RESTART (2 CPU) 02:59:02 AM CPU %user %nice %system %iowait %steal %idle 03:00:01 AM all 34.81 1.24 14.06 2.99 0.09 46.80 03:00:01 AM 0 26.55 1.46 14.69 2.97 0.10 54.23 03:00:01 AM 1 43.07 1.03 13.44 3.02 0.09 39.37 03:01:01 AM all 0.53 0.00 0.43 0.64 0.06 98.33 03:01:01 AM 0 0.52 0.00 0.40 0.65 0.05 98.38 03:01:01 AM 1 0.55 0.00 0.47 0.63 0.07 98.28 03:02:01 AM all 0.36 0.00 0.09 0.05 0.04 99.46 03:02:01 AM 0 0.62 0.00 0.13 0.00 0.05 99.20 03:02:01 AM 1 0.10 0.00 0.05 0.10 0.03 99.72 03:03:01 AM all 0.38 0.00 0.09 0.00 0.05 99.48 03:03:01 AM 0 0.57 0.00 0.10 0.00 0.03 99.30 03:03:01 AM 1 0.18 0.00 0.08 0.00 0.07 99.67 03:04:01 AM all 0.31 0.00 0.08 0.00 0.05 99.57 03:04:01 AM 0 0.17 0.00 0.05 0.00 0.05 99.73 03:04:01 AM 1 0.45 0.00 0.10 0.00 0.05 99.40 03:05:01 AM all 0.28 0.00 0.10 0.00 0.04 99.58 03:05:01 AM 0 0.18 0.00 0.08 0.00 0.03 99.70 03:05:01 AM 1 0.37 0.00 0.12 0.00 0.05 99.46 03:06:01 AM all 0.39 0.00 0.04 0.00 0.05 99.52 03:06:01 AM 0 0.58 0.00 0.05 0.00 0.05 99.32 03:06:01 AM 1 0.20 0.00 0.03 0.00 0.05 99.72 03:07:01 AM all 0.28 0.00 0.03 0.01 0.04 99.63 03:07:01 AM 0 0.48 0.00 0.03 0.02 0.03 99.43 03:07:01 AM 1 0.08 0.00 0.03 0.00 0.05 99.83 03:08:01 AM all 0.20 0.00 0.06 0.00 0.05 99.69 03:08:01 AM 0 0.22 0.00 0.07 0.00 0.05 99.67 03:08:01 AM 1 0.18 0.00 0.05 0.00 0.05 99.72 03:09:01 AM all 4.51 0.00 0.59 0.02 0.06 94.82 03:09:01 AM 0 4.85 0.00 0.72 0.02 0.05 94.36 03:09:01 AM 1 4.17 0.00 0.47 0.02 0.07 95.28 Average: all 4.12 0.12 1.52 0.36 0.05 93.81 Average: 0 3.41 0.14 1.60 0.36 0.05 94.44 Average: 1 4.84 0.10 1.45 0.37 0.06 93.18