---> uname -a: Linux prd-centos8-docker-8c-8g-9925.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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: 2799.974 BogoMIPS: 5599.94 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1019 28109 19 2761 30421 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:e9:10:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.186/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86179sec preferred_lft 86179sec inet6 fe80::f816:3eff:fee9:109e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:57:ad:ee:e3 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/12/2026 _x86_64_ (8 CPU) 11:48:28 LINUX RESTART (8 CPU) 11:49:01 AM tps rtps wtps bread/s bwrtn/s 11:50:01 AM 207.13 20.41 186.72 4042.39 7798.15 11:51:01 AM 253.48 5.23 248.25 1206.26 16757.71 11:52:01 AM 112.30 0.78 111.51 134.89 10135.64 Average: 190.97 8.81 182.16 1794.51 11563.83 11:49:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:01 AM 29257392 31161520 3398312 10.41 2688 2223048 2038632 6.05 161464 2790424 288692 11:51:01 AM 27342528 29616080 5313176 16.27 2688 2584668 2738308 8.12 258492 4556724 181548 11:52:01 AM 28820620 31185816 3835084 11.74 2688 2671848 1439404 4.27 475024 2855464 24648 Average: 28473513 30654472 4182191 12.81 2688 2493188 2072115 6.15 298327 3400871 164963 11:49:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 AM eth0 194.94 139.77 2018.25 33.58 0.00 0.00 0.00 0.00 11:50:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:51:01 AM eth0 407.25 305.61 5124.98 49.08 0.00 0.00 0.00 0.00 11:51:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:52:01 AM eth0 125.86 111.01 1010.82 28.00 0.00 0.00 0.00 0.00 11:52:01 AM docker0 0.00 0.00 0.00 0.00 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 242.68 185.47 2718.02 36.89 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/12/2026 _x86_64_ (8 CPU) 11:48:28 LINUX RESTART (8 CPU) 11:49:01 AM CPU %user %nice %system %iowait %steal %idle 11:50:01 AM all 10.81 0.00 1.33 0.57 0.05 87.24 11:50:01 AM 0 7.46 0.00 0.83 0.07 0.03 91.60 11:50:01 AM 1 14.18 0.00 2.49 2.66 0.05 80.62 11:50:01 AM 2 24.26 0.00 2.65 0.47 0.08 72.54 11:50:01 AM 3 12.73 0.00 1.25 0.45 0.05 85.52 11:50:01 AM 4 16.64 0.00 1.49 0.30 0.07 81.50 11:50:01 AM 5 3.50 0.00 0.87 0.40 0.07 95.16 11:50:01 AM 6 3.93 0.00 0.58 0.15 0.03 95.30 11:50:01 AM 7 3.73 0.00 0.43 0.07 0.03 95.74 11:51:01 AM all 31.31 0.00 1.38 0.92 0.09 66.30 11:51:01 AM 0 12.65 0.00 1.24 0.45 0.10 85.56 11:51:01 AM 1 19.21 0.00 1.39 1.25 0.07 78.09 11:51:01 AM 2 41.90 0.00 1.29 0.60 0.10 56.11 11:51:01 AM 3 34.42 0.00 1.47 0.97 0.08 63.06 11:51:01 AM 4 35.78 0.00 2.22 0.87 0.10 61.03 11:51:01 AM 5 33.97 0.00 0.72 0.85 0.08 64.37 11:51:01 AM 6 33.58 0.00 1.54 1.49 0.10 63.30 11:51:01 AM 7 38.97 0.00 1.19 0.90 0.10 58.84 11:52:01 AM all 27.95 0.00 1.28 0.39 0.08 70.30 11:52:01 AM 0 20.94 0.00 0.90 0.18 0.08 77.89 11:52:01 AM 1 19.89 0.00 0.85 0.55 0.10 78.60 11:52:01 AM 2 31.59 0.00 2.05 0.23 0.08 66.04 11:52:01 AM 3 12.67 0.00 1.20 0.22 0.08 85.82 11:52:01 AM 4 36.79 0.00 1.96 0.69 0.08 60.49 11:52:01 AM 5 42.42 0.00 0.87 0.85 0.07 55.79 11:52:01 AM 6 30.20 0.00 1.15 0.37 0.08 68.20 11:52:01 AM 7 29.12 0.00 1.22 0.02 0.08 69.56 Average: all 23.35 0.00 1.33 0.63 0.08 74.61 Average: 0 13.69 0.00 0.99 0.23 0.07 85.02 Average: 1 17.76 0.00 1.58 1.49 0.07 79.10 Average: 2 32.58 0.00 2.00 0.43 0.09 64.90 Average: 3 19.93 0.00 1.31 0.55 0.07 78.14 Average: 4 29.73 0.00 1.89 0.62 0.08 67.68 Average: 5 26.65 0.00 0.82 0.70 0.07 71.76 Average: 6 22.57 0.00 1.09 0.67 0.07 75.60 Average: 7 23.94 0.00 0.95 0.33 0.07 74.71