---> uname -a: Linux prd-centos8-docker-8c-8g-3898.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1081 26318 19 4488 30336 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:9d:ee:f4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.9/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe9d:eef4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:5c:15:e9:81 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:5cff:fe15:e981/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/30/2026 _x86_64_ (8 CPU) 07:30:56 LINUX RESTART (8 CPU) 07:32:01 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 299.63 17.34 282.29 3847.52 16884.66 07:34:01 AM 167.26 16.04 151.22 1466.71 40382.14 07:35:01 AM 255.38 5.10 250.28 4638.32 28358.71 Average: 240.76 12.83 227.93 3317.52 28541.84 07:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 28264424 30594588 4388948 13.44 2688 2640124 1889516 5.61 214852 3678936 323712 07:34:01 AM 25816440 29037708 6836932 20.94 2688 3512936 5247104 15.57 449204 5810060 1732 07:35:01 AM 26925532 31038960 5727840 17.54 2688 4399408 1536916 4.56 886720 4262232 7504 Average: 27002132 30223752 5651240 17.31 2688 3517489 2891179 8.58 516925 4583743 110983 07:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 509.13 397.25 6259.91 71.65 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.05 0.05 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1440.44 375.71 7187.30 33.05 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.03 0.17 0.00 0.02 0.00 0.00 0.00 0.00 07:34:01 AM veth1a7c4e4 0.03 0.18 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.73 12.73 1.35 1.35 0.00 0.00 0.00 0.00 07:35:01 AM eth0 203.25 184.94 1730.48 1272.52 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.77 5.75 0.65 0.67 0.00 0.00 0.00 0.00 Average: lo 4.26 4.26 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 717.61 319.30 5059.23 459.07 0.00 0.00 0.00 0.00 Average: docker0 1.60 1.97 0.22 0.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 06/30/2026 _x86_64_ (8 CPU) 07:30:56 LINUX RESTART (8 CPU) 07:32:01 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 18.78 0.00 1.60 0.84 0.07 78.71 07:33:01 AM 0 17.42 0.00 2.01 1.74 0.08 78.76 07:33:01 AM 1 19.37 0.00 1.87 1.47 0.08 77.20 07:33:01 AM 2 30.91 0.00 2.27 0.74 0.07 66.01 07:33:01 AM 3 11.38 0.00 1.21 0.62 0.07 86.73 07:33:01 AM 4 17.14 0.00 1.74 0.65 0.08 80.38 07:33:01 AM 5 13.26 0.00 1.41 0.55 0.05 84.73 07:33:01 AM 6 28.06 0.00 1.22 0.43 0.07 70.22 07:33:01 AM 7 12.65 0.00 1.05 0.53 0.07 85.70 07:34:01 AM all 29.23 0.21 2.42 0.75 0.09 67.31 07:34:01 AM 0 35.06 0.02 1.72 0.50 0.08 62.62 07:34:01 AM 1 12.03 0.00 3.74 1.19 0.08 82.95 07:34:01 AM 2 32.45 0.00 1.90 1.03 0.10 64.52 07:34:01 AM 3 15.49 0.05 2.70 1.70 0.08 79.97 07:34:01 AM 4 34.06 1.52 2.79 0.20 0.08 61.35 07:34:01 AM 5 35.97 0.05 2.58 0.44 0.10 60.86 07:34:01 AM 6 31.34 0.00 2.22 0.47 0.08 65.89 07:34:01 AM 7 37.39 0.03 1.71 0.44 0.08 60.34 07:35:01 AM all 20.40 0.06 2.13 0.64 0.06 76.70 07:35:01 AM 0 31.06 0.03 2.12 0.15 0.07 66.56 07:35:01 AM 1 15.20 0.30 2.99 1.98 0.07 79.46 07:35:01 AM 2 26.40 0.00 1.67 0.15 0.07 71.71 07:35:01 AM 3 26.21 0.07 2.88 0.55 0.08 70.21 07:35:01 AM 4 13.78 0.03 2.18 1.24 0.07 82.70 07:35:01 AM 5 17.14 0.03 2.03 0.87 0.05 79.88 07:35:01 AM 6 14.37 0.00 1.83 0.18 0.05 83.56 07:35:01 AM 7 18.99 0.00 1.36 0.03 0.07 79.56 Average: all 22.79 0.09 2.05 0.74 0.07 74.26 Average: 0 27.83 0.02 1.95 0.80 0.08 69.33 Average: 1 15.54 0.10 2.86 1.55 0.08 79.87 Average: 2 29.91 0.00 1.95 0.64 0.08 67.42 Average: 3 17.70 0.04 2.26 0.96 0.08 78.96 Average: 4 21.64 0.51 2.24 0.70 0.08 74.84 Average: 5 22.09 0.03 2.00 0.62 0.07 75.19 Average: 6 24.59 0.00 1.76 0.36 0.07 73.23 Average: 7 22.98 0.01 1.37 0.33 0.07 75.22