---> uname -a: Linux prd-centos8-robot-2c-8g-4050.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 576 4944 19 2176 6822 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:f8:42:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.177/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85837sec preferred_lft 85837sec inet6 fe80::f816:3eff:fef8:4294/64 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) 01/25/2026 _x86_64_ (2 CPU) 00:37:01 LINUX RESTART (2 CPU) 12:38:02 AM tps rtps wtps bread/s bwrtn/s 12:39:01 AM 123.88 0.17 123.71 4.61 12415.49 12:40:01 AM 33.06 1.40 31.66 137.69 3715.08 12:41:01 AM 65.76 6.93 58.83 1286.37 3813.58 12:42:01 AM 36.59 0.03 36.55 3.47 6441.69 12:43:01 AM 4.42 0.08 4.33 5.86 212.21 12:44:01 AM 2.25 0.00 2.25 0.00 73.60 12:45:01 AM 0.15 0.00 0.15 0.00 2.00 12:46:01 AM 29.13 0.63 28.50 73.19 1414.43 Average: 36.72 1.16 35.56 189.29 3492.35 12:38:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:39:01 AM 5118076 6958064 2764352 35.07 2688 2015532 771508 8.64 188516 2227936 101716 12:40:01 AM 5258464 7102052 2623964 33.29 2688 2019592 637324 7.14 219852 2057800 9848 12:41:01 AM 4960596 7059196 2921832 37.07 2688 2264280 652952 7.31 256000 2285020 175860 12:42:01 AM 4963132 7062012 2919296 37.04 2688 2265436 625612 7.00 261608 2273488 16 12:43:01 AM 4913360 7013904 2969068 37.67 2688 2267104 696784 7.80 262088 2322764 20 12:44:01 AM 4900752 7001312 2981676 37.83 2688 2267120 731604 8.19 262080 2335308 24 12:45:01 AM 4960736 7063372 2921692 37.07 2688 2269196 626260 7.01 262468 2275648 2084 12:46:01 AM 5057492 6976164 2824936 35.84 2688 2090668 720568 8.07 463592 2003704 11192 Average: 5016576 7029510 2865852 36.36 2688 2182366 682826 7.65 272026 2222708 37595 12:38:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 133.27 94.31 1333.71 12.74 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 15.74 9.35 6.95 3.76 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 47.90 40.60 342.08 9.62 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 201.87 140.37 39.42 36.86 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 160.51 145.83 48.59 56.71 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 246.81 245.21 193.47 97.59 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 154.97 147.65 72.53 49.15 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 52.94 37.76 84.86 27.26 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 126.74 107.66 262.95 36.76 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) 01/25/2026 _x86_64_ (2 CPU) 00:37:01 LINUX RESTART (2 CPU) 12:38:02 AM CPU %user %nice %system %iowait %steal %idle 12:39:01 AM all 38.67 0.00 5.52 1.49 0.19 54.14 12:39:01 AM 0 25.20 0.00 4.27 1.20 0.24 69.09 12:39:01 AM 1 52.17 0.00 6.76 1.78 0.15 39.14 12:40:01 AM all 13.91 0.00 1.82 0.40 0.07 83.81 12:40:01 AM 0 10.82 0.00 1.62 0.28 0.07 87.21 12:40:01 AM 1 16.99 0.00 2.02 0.52 0.07 80.40 12:41:01 AM all 33.27 0.00 6.14 0.92 0.10 59.58 12:41:01 AM 0 29.16 0.00 5.87 0.78 0.10 64.09 12:41:01 AM 1 37.38 0.00 6.41 1.05 0.10 55.06 12:42:01 AM all 5.40 0.00 1.05 1.24 0.06 92.25 12:42:01 AM 0 3.69 0.00 0.94 1.87 0.07 93.43 12:42:01 AM 1 7.10 0.00 1.17 0.60 0.05 91.08 12:43:01 AM all 12.92 0.00 0.66 0.03 0.08 86.30 12:43:01 AM 0 16.68 0.00 0.70 0.05 0.08 82.48 12:43:01 AM 1 9.17 0.00 0.62 0.02 0.07 90.13 12:44:01 AM all 20.93 0.00 0.54 0.00 0.10 78.43 12:44:01 AM 0 18.62 0.00 0.49 0.00 0.10 80.79 12:44:01 AM 1 23.24 0.00 0.59 0.00 0.10 76.07 12:45:01 AM all 19.67 0.00 0.49 0.00 0.09 79.75 12:45:01 AM 0 17.74 0.00 0.49 0.00 0.08 81.69 12:45:01 AM 1 21.62 0.00 0.49 0.00 0.10 77.79 12:46:01 AM all 29.98 0.00 3.72 0.14 0.08 66.08 12:46:01 AM 0 19.66 0.00 3.05 0.12 0.08 77.09 12:46:01 AM 1 40.33 0.00 4.39 0.17 0.08 55.04 Average: all 21.83 0.00 2.49 0.53 0.10 75.05 Average: 0 17.69 0.00 2.18 0.54 0.10 79.49 Average: 1 25.97 0.00 2.80 0.52 0.09 70.62