---> uname -a: Linux prd-centos8-builder-2c-1g-9895.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 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 594 4947 19 2156 6798 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:fa:1b:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.143/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:fefa:1be0/64 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) 05/12/2026 _x86_64_ (2 CPU) 08:03:21 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 237.26 77.39 159.87 977.57 12280.62 08:06:01 AM 56.44 0.28 56.16 35.46 6162.17 08:07:01 AM 26.69 1.15 25.54 70.38 727.06 Average: 106.79 26.27 80.52 361.12 6389.64 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 5070228 6956608 2814208 35.69 2688 2053128 778396 8.71 200680 2243792 156032 08:06:01 AM 5038884 6928768 2845552 36.09 2688 2055860 813788 9.11 228556 2242528 7480 08:07:01 AM 5076048 6968272 2808388 35.62 2688 2058080 757068 8.47 406912 2027324 7616 Average: 5061720 6951216 2822716 35.80 2688 2055689 783084 8.77 278716 2171215 57043 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 108.47 81.89 1594.39 14.45 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 35.39 30.09 52.57 10.16 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 37.17 30.19 36.74 16.14 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 60.34 47.39 561.21 13.58 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) 05/12/2026 _x86_64_ (2 CPU) 08:03:21 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 40.39 1.17 13.25 2.36 0.11 42.72 08:05:01 AM 0 34.06 1.91 18.38 2.82 0.12 42.71 08:05:01 AM 1 46.62 0.43 8.20 1.91 0.10 42.73 08:06:01 AM all 38.48 0.00 3.00 0.47 0.11 57.95 08:06:01 AM 0 27.87 0.00 2.79 0.60 0.12 68.62 08:06:01 AM 1 49.09 0.00 3.21 0.33 0.10 47.26 08:07:01 AM all 37.70 0.00 3.05 0.14 0.10 59.00 08:07:01 AM 0 22.92 0.00 2.78 0.12 0.10 74.09 08:07:01 AM 1 52.52 0.00 3.33 0.17 0.10 43.89 Average: all 38.85 0.39 6.42 0.99 0.11 53.25 Average: 0 28.25 0.63 7.93 1.17 0.11 61.91 Average: 1 49.41 0.14 4.92 0.80 0.10 44.63