---> uname -a: Linux prd-centos8-builder-2c-1g-37.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: 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): 0,1 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 622 4924 19 2152 6771 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:cb:9e:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.105/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fecb:9ef4/64 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) 03/28/2026 _x86_64_ (2 CPU) 03:04:07 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 149.90 6.31 143.59 319.89 12017.96 03:07:01 AM 36.98 0.27 36.71 34.66 3709.45 03:08:01 AM 27.66 1.12 26.55 69.86 765.64 Average: 71.52 2.57 68.95 141.48 5498.04 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 5054604 6939364 2829840 35.89 2688 2050584 770304 8.62 223276 2230488 93864 03:07:01 AM 5073352 6959268 2811092 35.65 2688 2051752 755760 8.46 227852 2207880 7484 03:08:01 AM 5077200 6968292 2807244 35.60 2688 2056596 746844 8.36 404292 2027492 20604 Average: 5068385 6955641 2816059 35.72 2688 2052977 757636 8.48 285140 2155287 40651 03:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 75.32 54.22 801.47 11.36 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 30.33 26.20 29.53 8.75 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 39.38 31.66 36.67 17.20 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 48.34 37.36 289.25 12.43 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) 03/28/2026 _x86_64_ (2 CPU) 03:04:07 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 39.79 0.10 4.96 1.19 0.09 53.87 03:06:01 AM 0 31.29 0.10 4.60 1.25 0.08 62.68 03:06:01 AM 1 48.28 0.10 5.33 1.13 0.10 45.05 03:07:01 AM all 38.77 0.00 2.66 0.22 0.10 58.25 03:07:01 AM 0 18.20 0.00 1.86 0.13 0.10 79.71 03:07:01 AM 1 59.39 0.00 3.45 0.30 0.10 36.76 03:08:01 AM all 38.13 0.00 3.14 0.14 0.09 58.49 03:08:01 AM 0 26.07 0.00 2.73 0.13 0.10 70.97 03:08:01 AM 1 50.23 0.00 3.55 0.15 0.08 45.98 Average: all 38.90 0.03 3.59 0.52 0.09 56.87 Average: 0 25.18 0.03 3.06 0.50 0.09 71.12 Average: 1 52.64 0.03 4.11 0.53 0.09 42.60