---> uname -a: Linux prd-centos8-robot-2c-8g-34508.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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: 7697 582 4933 19 2181 6816 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:06:4f:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.42/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:fe06:4f00/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 01/13/2026 _x86_64_ (2 CPU) 03:02:25 LINUX RESTART (2 CPU) 03:03:01 AM tps rtps wtps bread/s bwrtn/s 03:04:01 AM 95.23 37.84 57.40 5701.43 5840.45 03:05:01 AM 102.30 1.08 101.22 75.31 11617.66 03:06:01 AM 29.80 0.42 29.38 64.79 2482.04 03:07:01 AM 81.27 9.41 71.86 1681.84 8253.40 03:08:01 AM 9.93 0.05 9.88 4.80 1054.59 03:09:01 AM 20.78 0.42 20.36 46.93 864.39 Average: 56.56 8.20 48.35 1262.62 5019.05 03:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:04:01 AM 5387764 7068036 2494660 31.65 2688 1863248 673320 7.54 187280 1987672 177948 03:05:01 AM 5166808 7009088 2715616 34.45 2688 2018436 698700 7.82 198928 2164496 42076 03:06:01 AM 5121352 7020836 2761072 35.03 2688 2072568 674036 7.55 228192 2173828 50632 03:07:01 AM 4948756 7059624 2933668 37.22 2688 2278268 625076 7.00 266208 2283308 27236 03:08:01 AM 4905924 7017152 2976500 37.76 2688 2278636 691552 7.74 266536 2325024 228 03:09:01 AM 5112188 7033628 2770236 35.14 2688 2094936 648668 7.26 465020 1946964 22296 Average: 5107132 7034727 2775292 35.21 2688 2101015 668559 7.49 268694 2146882 53403 03:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 334.89 203.13 1688.39 59.63 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 75.44 59.83 842.28 9.39 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 20.23 13.41 23.94 4.82 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 236.75 172.41 359.80 43.56 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 14.65 7.63 3.84 0.89 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 54.34 36.44 78.59 21.96 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 122.72 82.15 499.51 23.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 01/13/2026 _x86_64_ (2 CPU) 03:02:25 LINUX RESTART (2 CPU) 03:03:01 AM CPU %user %nice %system %iowait %steal %idle 03:04:01 AM all 39.84 0.02 6.36 1.55 0.11 52.13 03:04:01 AM 0 28.86 0.02 5.08 1.17 0.10 64.77 03:04:01 AM 1 50.81 0.02 7.64 1.92 0.12 39.49 03:05:01 AM all 27.02 0.00 3.72 1.43 0.11 67.72 03:05:01 AM 0 19.67 0.00 3.38 1.33 0.10 75.51 03:05:01 AM 1 34.37 0.00 4.05 1.53 0.12 59.92 03:06:01 AM all 22.31 0.00 3.26 0.34 0.08 74.01 03:06:01 AM 0 18.52 0.00 3.28 0.23 0.08 77.88 03:06:01 AM 1 26.09 0.00 3.23 0.45 0.08 70.14 03:07:01 AM all 28.99 0.00 5.55 1.12 0.10 64.24 03:07:01 AM 0 24.15 0.00 5.04 1.18 0.08 69.55 03:07:01 AM 1 33.84 0.00 6.05 1.07 0.12 58.92 03:08:01 AM all 0.93 0.00 0.23 0.11 0.05 98.68 03:08:01 AM 0 0.60 0.00 0.25 0.03 0.07 99.05 03:08:01 AM 1 1.25 0.00 0.22 0.18 0.03 98.31 03:09:01 AM all 18.62 0.00 2.99 0.12 0.08 78.20 03:09:01 AM 0 12.42 0.00 2.49 0.07 0.07 84.96 03:09:01 AM 1 24.82 0.00 3.49 0.17 0.08 71.45 Average: all 22.95 0.00 3.68 0.78 0.09 72.50 Average: 0 17.37 0.00 3.26 0.67 0.08 78.61 Average: 1 28.53 0.00 4.11 0.89 0.09 66.38