---> uname -a: Linux prd-centos8-builder-2c-1g-1590.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 ---> free -m: total used free shared buff/cache available Mem: 7699 599 5011 19 2088 6794 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:59:7c:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.38/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fe59:7cb7/64 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) 03/13/2026 _x86_64_ (2 CPU) 08:03:20 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 240.32 83.02 157.30 820.79 11769.83 08:06:01 AM 62.07 0.32 61.76 43.19 5141.16 08:07:01 AM 25.30 1.15 24.15 70.39 723.38 Average: 109.24 28.17 81.07 311.49 5878.45 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 5112436 6928500 2772008 35.16 2688 1983040 787400 8.81 199076 2204604 116432 08:06:01 AM 5063504 6883536 2820940 35.78 2688 1986164 837140 9.37 225900 2222504 7680 08:07:01 AM 5193176 7015424 2691268 34.13 2688 1988132 697548 7.81 396956 1922024 7616 Average: 5123039 6942487 2761405 35.02 2688 1985779 774029 8.66 273977 2116377 43909 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 76.52 55.36 1145.83 12.27 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 32.93 26.80 48.50 10.22 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 35.59 28.05 31.37 15.15 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 48.35 36.74 408.61 12.55 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) 03/13/2026 _x86_64_ (2 CPU) 08:03:20 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 41.26 1.28 14.28 2.85 0.13 40.19 08:05:01 AM 0 46.89 1.31 13.95 2.51 0.13 35.21 08:05:01 AM 1 35.62 1.25 14.62 3.19 0.13 45.20 08:06:01 AM all 40.12 0.00 3.22 0.57 0.12 55.97 08:06:01 AM 0 50.26 0.00 3.54 0.45 0.12 45.63 08:06:01 AM 1 30.04 0.00 2.91 0.70 0.12 66.24 08:07:01 AM all 38.18 0.00 3.22 0.22 0.12 58.26 08:07:01 AM 0 54.08 0.00 3.64 0.28 0.13 41.87 08:07:01 AM 1 22.36 0.00 2.80 0.17 0.10 74.57 Average: all 39.85 0.42 6.88 1.21 0.12 51.52 Average: 0 50.42 0.43 7.03 1.08 0.13 40.92 Average: 1 29.31 0.41 6.73 1.34 0.12 62.09