---> uname -a: Linux prd-centos8-docker-8c-8g-12129.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: 2799.996 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 1069 26326 19 4492 30349 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:ad:d9:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.83/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fead:d9f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e0:7c:85:b0 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:e0ff:fe7c:85b0/64 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) 07/13/2026 _x86_64_ (8 CPU) 07:30:23 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 182.04 14.68 167.36 3221.46 10779.19 07:33:01 AM 232.93 4.68 228.25 1125.01 20565.54 07:34:02 AM 253.08 16.57 236.51 5455.21 30548.10 07:35:01 AM 88.75 1.30 87.44 164.96 27118.76 Average: 189.63 9.34 180.29 2501.94 22234.01 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29101884 31107976 3551488 10.88 2688 2321392 1577152 4.68 187064 2893688 240492 07:33:01 AM 27172696 29828228 5480676 16.78 2688 2961452 2661920 7.90 275284 4691604 301084 07:34:02 AM 26273648 30251524 6379724 19.54 2688 4266340 2235368 6.63 668640 5135340 612248 07:35:01 AM 26949376 31069084 5703996 17.47 2688 4405536 1460160 4.33 896704 4230460 8352 Average: 27374401 30564203 5278971 16.17 2688 3488680 1983650 5.89 506923 4237773 290544 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 185.00 132.19 2153.39 40.31 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 1235.38 556.16 8888.03 61.40 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 07:34:02 AM lo 12.85 12.85 1.35 1.35 0.00 0.00 0.00 0.00 07:34:02 AM eth0 817.07 265.70 4512.87 37.39 0.00 0.00 0.00 0.00 07:34:02 AM docker0 4.83 5.93 0.65 0.69 0.00 0.00 0.00 0.00 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 94.78 110.59 478.04 1277.57 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.23 3.23 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 585.11 266.80 4022.73 350.27 0.00 0.00 0.00 0.00 Average: docker0 1.21 1.49 0.16 0.17 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) 07/13/2026 _x86_64_ (8 CPU) 07:30:23 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 13.34 0.00 1.34 0.47 0.05 84.80 07:32:01 AM 0 4.62 0.00 0.92 0.18 0.05 94.23 07:32:01 AM 1 8.57 0.00 1.19 0.75 0.05 89.45 07:32:01 AM 2 7.51 0.00 0.67 0.28 0.05 91.49 07:32:01 AM 3 38.56 0.00 3.86 0.68 0.07 56.83 07:32:01 AM 4 17.46 0.00 1.07 0.72 0.05 80.70 07:32:01 AM 5 7.26 0.00 0.75 0.52 0.07 91.40 07:32:01 AM 6 15.02 0.00 1.17 0.33 0.05 83.43 07:32:01 AM 7 7.66 0.00 1.07 0.32 0.02 90.94 07:33:01 AM all 31.74 0.00 1.55 0.74 0.10 65.88 07:33:01 AM 0 35.11 0.00 1.44 0.29 0.10 63.06 07:33:01 AM 1 9.41 0.00 1.73 1.38 0.08 87.40 07:33:01 AM 2 34.21 0.00 1.96 0.67 0.10 63.06 07:33:01 AM 3 46.68 0.00 1.39 0.50 0.10 51.32 07:33:01 AM 4 38.38 0.00 1.51 0.23 0.12 59.76 07:33:01 AM 5 28.32 0.00 1.31 0.64 0.08 69.65 07:33:01 AM 6 36.42 0.00 1.57 1.01 0.08 60.91 07:33:01 AM 7 25.30 0.00 1.47 1.21 0.10 71.92 07:34:02 AM all 21.18 0.33 3.47 0.95 0.10 73.97 07:34:02 AM 0 16.90 0.02 4.71 1.54 0.08 76.76 07:34:02 AM 1 17.78 0.15 3.49 1.26 0.10 77.21 07:34:02 AM 2 20.96 0.27 3.04 0.96 0.12 74.65 07:34:02 AM 3 28.19 0.05 3.38 0.37 0.10 67.91 07:34:02 AM 4 24.33 0.03 2.88 0.91 0.12 71.72 07:34:02 AM 5 19.66 0.00 4.02 0.74 0.08 75.50 07:34:02 AM 6 22.17 1.73 3.55 1.21 0.10 71.23 07:34:02 AM 7 19.44 0.39 2.66 0.62 0.10 76.79 07:35:01 AM all 14.26 0.00 1.25 0.42 0.04 84.02 07:35:01 AM 0 21.59 0.00 1.75 0.08 0.05 76.52 07:35:01 AM 1 21.46 0.00 1.41 0.70 0.05 76.39 07:35:01 AM 2 5.24 0.00 0.90 0.63 0.05 93.17 07:35:01 AM 3 15.52 0.00 1.60 0.63 0.05 82.20 07:35:01 AM 4 16.14 0.00 1.14 0.02 0.03 82.67 07:35:01 AM 5 7.77 0.00 1.21 1.26 0.05 89.71 07:35:01 AM 6 20.94 0.00 1.29 0.07 0.05 77.65 07:35:01 AM 7 5.40 0.00 0.73 0.02 0.02 93.84 Average: all 20.14 0.08 1.90 0.65 0.07 77.15 Average: 0 19.54 0.00 2.20 0.52 0.07 77.66 Average: 1 14.27 0.04 1.95 1.02 0.07 82.64 Average: 2 17.01 0.07 1.64 0.64 0.08 80.56 Average: 3 32.31 0.01 2.56 0.55 0.08 64.49 Average: 4 24.11 0.01 1.65 0.47 0.08 73.68 Average: 5 15.77 0.00 1.82 0.79 0.07 81.55 Average: 6 23.64 0.43 1.90 0.66 0.07 73.30 Average: 7 14.47 0.10 1.48 0.54 0.06 83.35