---> uname -a: Linux prd-centos8-docker-8c-8g-5970.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 1063 26343 19 4481 30355 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:a5:d9:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.238/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fea5:d9bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ab:d6:fe:92 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:abff:fed6:fe92/64 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) 06/02/2026 _x86_64_ (8 CPU) 07:31:06 LINUX RESTART (8 CPU) 07:32:01 AM tps rtps wtps bread/s bwrtn/s 07:33:01 AM 296.33 17.26 279.07 3848.16 16400.60 07:34:01 AM 177.49 16.01 161.48 1464.18 40781.74 07:35:01 AM 256.89 5.06 251.82 4632.22 15573.73 Average: 243.57 12.78 230.79 3314.90 24251.98 07:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 AM 28334480 30658572 4318892 13.23 2688 2634008 1913256 5.68 215360 3608944 326140 07:34:01 AM 25962448 29177468 6690924 20.49 2688 3506724 5254796 15.59 445940 5669412 264 07:35:01 AM 26946792 31054216 5706580 17.48 2688 4393184 1583552 4.70 887456 4240680 363652 Average: 27081240 30296752 5572132 17.06 2688 3511305 2917201 8.66 516252 4506345 230019 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 521.08 397.27 6238.31 72.12 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 1460.08 397.72 7190.65 34.59 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:34:01 AM veth2194b88 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.81 12.81 1.35 1.35 0.00 0.00 0.00 0.00 07:35:01 AM eth0 174.51 176.60 1721.79 1268.81 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.76 5.85 0.65 0.68 0.00 0.00 0.00 0.00 Average: lo 4.27 4.27 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 718.54 323.85 5049.99 458.57 0.00 0.00 0.00 0.00 Average: docker0 1.59 1.99 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) 06/02/2026 _x86_64_ (8 CPU) 07:31:06 LINUX RESTART (8 CPU) 07:32:01 AM CPU %user %nice %system %iowait %steal %idle 07:33:01 AM all 18.34 0.00 1.67 0.82 0.07 79.11 07:33:01 AM 0 20.77 0.00 1.77 0.82 0.08 76.56 07:33:01 AM 1 25.28 0.00 3.01 1.52 0.08 70.10 07:33:01 AM 2 7.91 0.00 1.69 1.27 0.07 89.06 07:33:01 AM 3 20.02 0.00 1.54 1.12 0.07 77.25 07:33:01 AM 4 8.90 0.00 1.10 0.10 0.07 89.83 07:33:01 AM 5 22.48 0.00 1.30 0.72 0.08 75.41 07:33:01 AM 6 22.12 0.00 1.34 0.74 0.07 75.74 07:33:01 AM 7 19.17 0.00 1.59 0.23 0.07 78.94 07:34:01 AM all 30.79 0.22 2.68 0.75 0.09 65.47 07:34:01 AM 0 26.14 0.00 2.36 0.56 0.08 70.86 07:34:01 AM 1 36.02 0.07 3.62 1.43 0.10 58.76 07:34:01 AM 2 25.73 0.00 2.88 1.03 0.08 70.27 07:34:01 AM 3 31.52 0.02 2.67 0.17 0.08 65.54 07:34:01 AM 4 25.83 1.70 2.49 1.23 0.10 68.65 07:34:01 AM 5 48.09 0.00 2.39 0.44 0.08 49.00 07:34:01 AM 6 23.37 0.00 2.45 0.35 0.08 73.75 07:34:01 AM 7 29.61 0.00 2.54 0.79 0.10 66.95 07:35:01 AM all 21.09 0.07 2.20 0.63 0.07 75.95 07:35:01 AM 0 18.03 0.00 1.67 0.10 0.07 80.13 07:35:01 AM 1 22.11 0.05 2.14 0.13 0.07 75.50 07:35:01 AM 2 24.86 0.05 1.88 0.08 0.08 73.05 07:35:01 AM 3 12.83 0.35 3.41 3.91 0.07 79.43 07:35:01 AM 4 27.32 0.03 1.94 0.17 0.07 70.47 07:35:01 AM 5 21.18 0.03 1.68 0.17 0.07 76.87 07:35:01 AM 6 19.92 0.02 2.21 0.10 0.07 77.69 07:35:01 AM 7 22.45 0.02 2.65 0.35 0.08 74.45 Average: all 23.39 0.10 2.18 0.73 0.08 73.53 Average: 0 21.64 0.00 1.93 0.49 0.08 75.86 Average: 1 27.79 0.04 2.92 1.03 0.08 68.14 Average: 2 19.49 0.02 2.15 0.79 0.08 77.47 Average: 3 21.45 0.12 2.54 1.73 0.07 74.08 Average: 4 20.67 0.58 1.84 0.50 0.08 76.33 Average: 5 30.56 0.01 1.79 0.44 0.08 67.12 Average: 6 21.80 0.01 2.00 0.40 0.07 75.73 Average: 7 23.73 0.01 2.26 0.46 0.08 73.46