---> uname -a: Linux prd-centos8-docker-8c-8g-946.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1067 26979 19 3841 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:58:8f:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.122/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fe58:8f2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:15:86:d0:be 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::42:15ff:fe86:d0be/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) 07/19/2026 _x86_64_ (8 CPU) 03:37:55 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 238.99 14.58 224.41 3222.39 16608.78 03:41:01 AM 475.91 6.41 469.49 1207.86 13888.54 03:42:01 AM 207.55 2.37 205.18 486.82 43160.10 Average: 307.47 7.79 299.69 1638.96 24553.51 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28775364 30891208 3878000 11.88 2688 2427540 1792752 5.32 199980 3190340 131780 03:41:01 AM 27597892 30170368 5055472 15.48 2688 2874996 2212240 6.56 402208 4127156 247000 03:42:01 AM 27687332 31143384 4966032 15.21 2688 3746328 1521952 4.52 654840 3744176 150476 Average: 28020196 30734987 4633168 14.19 2688 3016288 1842315 5.47 419009 3687224 176419 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 296.90 248.92 3097.41 57.62 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 493.55 412.01 6481.47 55.52 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 498.07 437.26 5354.34 2350.58 0.00 0.00 0.00 0.00 03:42:01 AM docker0 18.57 26.75 1.03 308.91 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 429.51 366.07 4977.76 821.32 0.00 0.00 0.00 0.00 Average: docker0 6.19 8.92 0.34 102.98 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) 07/19/2026 _x86_64_ (8 CPU) 03:37:55 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 13.80 0.00 1.23 0.75 0.07 84.14 03:40:01 AM 0 13.39 0.00 0.72 0.30 0.07 85.53 03:40:01 AM 1 20.60 0.00 1.96 0.35 0.08 77.01 03:40:01 AM 2 27.84 0.00 1.27 0.59 0.08 70.22 03:40:01 AM 3 9.28 0.00 0.84 0.64 0.07 89.18 03:40:01 AM 4 8.96 0.00 0.54 0.23 0.08 90.19 03:40:01 AM 5 12.40 0.00 1.05 1.37 0.03 85.15 03:40:01 AM 6 4.26 0.00 0.87 0.33 0.03 94.50 03:40:01 AM 7 13.71 0.00 2.61 2.23 0.10 81.36 03:41:01 AM all 26.90 0.00 1.72 1.03 0.09 70.26 03:41:01 AM 0 24.30 0.00 0.99 0.08 0.08 74.54 03:41:01 AM 1 34.78 0.00 2.28 1.09 0.10 61.75 03:41:01 AM 2 25.65 0.00 1.54 0.64 0.10 72.07 03:41:01 AM 3 26.40 0.00 1.96 0.92 0.08 70.63 03:41:01 AM 4 19.16 0.00 1.90 1.55 0.08 77.31 03:41:01 AM 5 29.66 0.00 1.24 0.89 0.10 68.11 03:41:01 AM 6 25.60 0.00 1.77 0.67 0.08 71.87 03:41:01 AM 7 29.61 0.00 2.04 2.45 0.08 65.82 03:42:01 AM all 16.13 0.00 2.68 0.76 0.08 80.36 03:42:01 AM 0 17.63 0.00 2.20 0.60 0.08 79.48 03:42:01 AM 1 19.17 0.00 2.48 0.44 0.08 77.82 03:42:01 AM 2 8.05 0.00 3.01 0.91 0.07 87.97 03:42:01 AM 3 14.05 0.00 2.90 0.55 0.08 82.41 03:42:01 AM 4 8.58 0.00 2.52 0.98 0.07 87.85 03:42:01 AM 5 30.92 0.00 3.61 1.16 0.08 64.23 03:42:01 AM 6 18.30 0.00 2.53 1.09 0.08 77.99 03:42:01 AM 7 12.26 0.00 2.17 0.37 0.07 85.14 Average: all 18.94 0.00 1.87 0.85 0.08 78.26 Average: 0 18.44 0.00 1.30 0.33 0.08 79.86 Average: 1 24.85 0.00 2.24 0.63 0.09 72.19 Average: 2 20.53 0.00 1.94 0.71 0.08 76.74 Average: 3 16.57 0.00 1.90 0.70 0.08 80.75 Average: 4 12.23 0.00 1.65 0.92 0.08 85.12 Average: 5 24.31 0.00 1.96 1.14 0.07 72.51 Average: 6 16.04 0.00 1.72 0.70 0.07 81.47 Average: 7 18.53 0.00 2.27 1.68 0.08 77.43