---> uname -a: Linux prd-centos8-robot-2c-8g-5157.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 587 4899 19 2210 6812 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:4f:22:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.98/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85927sec preferred_lft 85927sec inet6 fe80::f816:3eff:fe4f:2289/64 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) 01/28/2026 _x86_64_ (2 CPU) 00:36:26 LINUX RESTART (2 CPU) 12:37:03 AM tps rtps wtps bread/s bwrtn/s 12:38:01 AM 112.55 47.10 65.44 6134.71 20585.40 12:39:01 AM 102.18 1.08 101.10 75.31 11597.75 12:40:01 AM 20.99 0.42 20.58 64.78 1744.80 12:41:01 AM 68.63 6.90 61.73 1285.84 3633.19 12:42:01 AM 31.91 0.03 31.88 3.47 6296.18 12:43:01 AM 5.53 0.38 5.15 41.86 957.07 12:44:01 AM 31.79 0.52 31.27 63.85 2074.39 Average: 53.09 7.88 45.21 1071.63 6632.12 12:37:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:38:01 AM 5411628 7077932 2470796 31.35 2688 1849692 678220 7.59 184788 1967568 165948 12:39:01 AM 5164216 7004628 2718208 34.48 2688 2016196 726324 8.13 198732 2167816 40772 12:40:01 AM 5243288 7085388 2639136 33.48 2688 2018144 653808 7.32 219460 2070720 4 12:41:01 AM 4951052 7047184 2931372 37.19 2688 2263480 651884 7.30 255892 2297196 176348 12:42:01 AM 4962732 7058812 2919692 37.04 2688 2263556 636020 7.12 261096 2276008 4 12:43:01 AM 5096232 7056392 2786192 35.35 2688 2129320 742120 8.31 277564 2136248 26200 12:44:01 AM 5078980 7033904 2803444 35.57 2688 2128320 675996 7.57 482372 1963524 10844 Average: 5129733 7052034 2752691 34.92 2688 2095530 680625 7.62 268558 2125583 60017 12:37:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 328.96 201.07 1722.00 63.15 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 90.15 65.39 878.64 9.67 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 13.90 9.10 5.56 3.61 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 49.17 42.10 343.37 10.46 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 195.42 165.67 38.51 38.59 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 135.19 89.92 467.92 55.72 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 21.26 17.41 16.93 9.39 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 118.14 83.82 490.28 27.05 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) 01/28/2026 _x86_64_ (2 CPU) 00:36:26 LINUX RESTART (2 CPU) 12:37:03 AM CPU %user %nice %system %iowait %steal %idle 12:38:01 AM all 41.26 0.03 6.86 1.56 0.11 50.18 12:38:01 AM 0 28.11 0.03 6.47 1.16 0.10 64.12 12:38:01 AM 1 54.37 0.02 7.25 1.97 0.12 36.28 12:39:01 AM all 28.11 0.00 3.88 2.57 0.09 65.34 12:39:01 AM 0 20.30 0.00 3.68 2.47 0.10 73.45 12:39:01 AM 1 35.90 0.00 4.09 2.67 0.08 57.25 12:40:01 AM all 12.33 0.00 1.52 0.14 0.05 85.96 12:40:01 AM 0 6.98 0.00 1.44 0.13 0.05 91.41 12:40:01 AM 1 17.69 0.00 1.60 0.15 0.05 80.51 12:41:01 AM all 37.81 0.00 6.48 0.60 0.10 55.01 12:41:01 AM 0 21.91 0.00 5.42 0.57 0.08 72.02 12:41:01 AM 1 53.71 0.00 7.53 0.63 0.12 38.01 12:42:01 AM all 1.30 0.00 0.79 0.50 0.05 97.35 12:42:01 AM 0 1.99 0.00 0.75 0.74 0.05 96.47 12:42:01 AM 1 0.62 0.00 0.84 0.27 0.05 98.23 12:43:01 AM all 9.58 0.00 1.18 0.08 0.06 89.09 12:43:01 AM 0 8.24 0.00 1.31 0.15 0.07 90.23 12:43:01 AM 1 10.94 0.00 1.06 0.02 0.05 87.93 12:44:01 AM all 32.10 0.00 3.93 0.16 0.09 63.72 12:44:01 AM 0 24.67 0.00 3.82 0.10 0.08 71.33 12:44:01 AM 1 39.52 0.00 4.05 0.22 0.10 56.12 Average: all 23.17 0.00 3.51 0.80 0.08 72.44 Average: 0 15.98 0.00 3.26 0.76 0.08 79.93 Average: 1 30.37 0.00 3.77 0.84 0.08 64.93