---> uname -a: Linux prd-centos8-docker-8c-8g-5932.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 1071 26980 19 3835 30350 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:90:3f:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe90:3f6b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:d6:37:88:ca 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:d6ff:fe37:88ca/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) 03:37:52 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 325.84 33.07 292.77 7578.89 44252.22 03:40:01 AM 252.98 14.50 238.49 3222.39 15318.36 03:41:01 AM 436.86 6.42 430.44 1208.07 12394.62 03:42:01 AM 217.04 3.90 213.14 509.48 44250.24 Average: 308.17 14.47 293.70 3129.86 29055.82 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29565672 31229976 3087700 9.46 2688 1989404 1473548 4.37 138688 2525460 161632 03:40:01 AM 28641032 30772916 4012340 12.29 2688 2442372 1841116 5.46 201300 3318348 152820 03:41:01 AM 27405452 29970204 5247920 16.07 2688 2867328 2439664 7.24 401532 4319940 277672 03:42:01 AM 27656512 31105556 4996860 15.30 2688 3739244 1467780 4.36 829292 3601292 150472 Average: 28317167 30769663 4336205 13.28 2688 2759587 1805527 5.36 392703 3441260 185649 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 364.72 243.33 1817.57 63.50 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 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 321.88 273.58 3270.52 60.00 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 421.80 357.31 6142.22 48.36 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 466.42 421.77 5345.91 2349.50 0.00 0.00 0.00 0.00 03:42:01 AM docker0 8.33 11.79 0.51 307.75 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 393.70 324.00 4143.93 630.41 0.00 0.00 0.00 0.00 Average: docker0 2.08 2.95 0.13 76.95 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) 03:37:52 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 14.29 0.00 2.50 1.12 0.06 82.03 03:39:01 AM 0 7.18 0.00 2.81 3.06 0.05 86.90 03:39:01 AM 1 20.54 0.00 2.99 0.37 0.07 76.04 03:39:01 AM 2 11.54 0.00 2.28 0.69 0.08 85.41 03:39:01 AM 3 18.06 0.00 2.49 0.95 0.05 78.44 03:39:01 AM 4 13.67 0.00 1.62 0.27 0.05 84.38 03:39:01 AM 5 21.42 0.00 3.33 0.59 0.07 74.59 03:39:01 AM 6 14.99 0.00 2.34 2.59 0.05 80.03 03:39:01 AM 7 6.93 0.00 2.11 0.47 0.05 90.44 03:40:01 AM all 14.15 0.00 1.28 0.73 0.07 83.76 03:40:01 AM 0 15.83 0.00 0.65 0.77 0.07 82.68 03:40:01 AM 1 17.72 0.00 2.11 1.22 0.07 78.89 03:40:01 AM 2 11.00 0.00 1.10 0.97 0.08 86.84 03:40:01 AM 3 11.47 0.00 0.92 0.40 0.08 87.12 03:40:01 AM 4 11.49 0.00 1.66 0.90 0.07 85.89 03:40:01 AM 5 18.16 0.00 2.17 0.70 0.07 78.90 03:40:01 AM 6 14.00 0.00 0.68 0.60 0.05 84.66 03:40:01 AM 7 13.53 0.00 0.99 0.30 0.07 85.12 03:41:01 AM all 24.94 0.00 1.53 1.00 0.09 72.44 03:41:01 AM 0 22.89 0.00 1.10 0.52 0.08 75.40 03:41:01 AM 1 30.10 0.00 1.05 0.72 0.08 68.04 03:41:01 AM 2 22.26 0.00 1.52 0.74 0.08 75.40 03:41:01 AM 3 24.62 0.00 1.27 0.69 0.10 73.33 03:41:01 AM 4 19.66 0.00 3.22 4.16 0.08 72.87 03:41:01 AM 5 32.45 0.00 0.97 0.35 0.08 66.15 03:41:01 AM 6 20.98 0.00 1.27 0.35 0.08 77.32 03:41:01 AM 7 26.58 0.00 1.86 0.45 0.10 71.01 03:42:01 AM all 16.60 0.00 2.73 0.73 0.07 79.86 03:42:01 AM 0 13.96 0.00 1.94 0.18 0.08 83.82 03:42:01 AM 1 22.88 0.00 3.63 1.45 0.08 71.96 03:42:01 AM 2 15.77 0.00 2.70 0.77 0.08 80.67 03:42:01 AM 3 16.08 0.00 3.23 1.51 0.07 79.12 03:42:01 AM 4 10.04 0.00 2.48 0.67 0.07 86.74 03:42:01 AM 5 18.64 0.00 2.29 0.45 0.07 78.55 03:42:01 AM 6 18.66 0.00 2.80 0.30 0.07 78.17 03:42:01 AM 7 16.79 0.00 2.79 0.52 0.05 79.85 Average: all 17.50 0.00 2.01 0.90 0.07 79.53 Average: 0 14.97 0.00 1.63 1.13 0.07 82.20 Average: 1 22.81 0.00 2.44 0.94 0.08 73.73 Average: 2 15.14 0.00 1.90 0.79 0.08 82.08 Average: 3 17.56 0.00 1.97 0.89 0.08 79.51 Average: 4 13.71 0.00 2.25 1.50 0.07 82.48 Average: 5 22.67 0.00 2.19 0.52 0.07 74.54 Average: 6 17.15 0.00 1.77 0.96 0.06 80.05 Average: 7 15.95 0.00 1.93 0.44 0.07 81.61