---> uname -a: Linux prd-centos8-builder-2c-1g-4646.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 595 4951 19 2152 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:fd:46:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.167/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fefd:4654/64 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) 03/25/2026 _x86_64_ (2 CPU) 07:03:58 LINUX RESTART (2 CPU) 07:05:01 AM tps rtps wtps bread/s bwrtn/s 07:06:01 AM 150.36 4.62 145.74 301.42 11723.35 07:07:01 AM 38.84 0.23 38.60 34.12 3850.22 07:08:01 AM 24.11 0.95 23.16 47.06 867.86 Average: 71.10 1.93 69.17 127.53 5480.38 07:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 AM 5124704 7009236 2759740 35.00 2688 2050328 701444 7.85 217744 2166188 97076 07:07:01 AM 5001936 6887416 2882508 36.56 2688 2051496 818808 9.17 226856 2284028 7680 07:08:01 AM 5084676 6971524 2799768 35.51 2688 2052732 724112 8.11 396240 2032384 7512 Average: 5070439 6956059 2814005 35.69 2688 2051519 748121 8.37 280280 2160867 37423 07:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 117.70 80.47 974.00 13.19 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 31.47 27.09 30.65 9.71 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 28.13 23.21 29.66 14.44 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 59.10 43.59 344.75 12.45 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) 03/25/2026 _x86_64_ (2 CPU) 07:03:58 LINUX RESTART (2 CPU) 07:05:01 AM CPU %user %nice %system %iowait %steal %idle 07:06:01 AM all 37.47 0.06 4.84 1.66 0.12 55.85 07:06:01 AM 0 47.16 0.08 5.36 1.60 0.13 45.67 07:06:01 AM 1 27.78 0.03 4.32 1.73 0.12 66.02 07:07:01 AM all 38.01 0.00 2.66 0.35 0.11 58.87 07:07:01 AM 0 54.52 0.00 3.44 0.37 0.12 41.56 07:07:01 AM 1 21.50 0.00 1.88 0.33 0.10 76.18 07:08:01 AM all 34.39 0.00 2.69 0.20 0.10 62.62 07:08:01 AM 0 52.03 0.00 3.26 0.20 0.12 44.39 07:08:01 AM 1 16.73 0.00 2.12 0.20 0.08 80.87 Average: all 36.62 0.02 3.40 0.74 0.11 59.11 Average: 0 51.24 0.03 4.02 0.72 0.12 43.87 Average: 1 22.01 0.01 2.78 0.75 0.10 74.35