---> uname -a: Linux prd-centos8-docker-8c-8g-2914.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 1081 26965 19 3840 30340 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:2f:b6:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.219/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe2f:b634/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:af:22:2e:21 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:afff:fe22:2e21/64 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) 06/27/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 126.04 2.58 123.46 1615.06 9024.94 03:40:01 AM 501.32 17.30 484.02 2730.08 16210.18 03:41:01 AM 260.10 2.68 257.41 433.72 43432.56 03:42:01 AM 105.15 3.32 101.83 209.23 12109.56 Average: 248.13 6.47 241.67 1246.92 20194.14 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29329652 31252424 3323720 10.18 2688 2240264 1407144 4.18 149568 2717888 245508 03:40:01 AM 28227616 30539356 4425756 13.55 2688 2618088 1920888 5.70 250756 3666344 193812 03:41:01 AM 26210340 29525188 6443032 19.73 2688 3605880 3642132 10.81 575544 5295856 192 03:42:01 AM 27669212 31124948 4984160 15.26 2688 3745784 1495412 4.44 841496 3576772 23452 Average: 27859205 30610479 4794167 14.68 2688 3052504 2116394 6.28 454341 3814215 115741 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 166.53 112.83 1690.78 31.19 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 464.56 404.38 4562.39 62.74 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 522.96 396.40 9141.48 44.81 0.00 0.00 0.00 0.00 03:41:01 AM docker0 7.88 10.93 0.44 275.51 0.00 0.00 0.00 0.00 03:41:01 AM veth0a8f35f 0.00 0.07 0.00 0.01 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 246.88 267.57 255.53 2337.90 0.00 0.00 0.00 0.00 03:42:01 AM docker0 2.13 2.62 0.14 32.60 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 350.22 295.29 3912.36 619.26 0.00 0.00 0.00 0.00 Average: docker0 2.50 3.39 0.15 77.03 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) 06/27/2026 _x86_64_ (8 CPU) 03:37:21 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 7.81 0.00 0.92 0.35 0.04 90.87 03:39:01 AM 0 0.47 0.00 0.20 0.00 0.05 99.28 03:39:01 AM 1 16.79 0.00 2.10 0.75 0.05 80.31 03:39:01 AM 2 9.10 0.00 1.37 0.82 0.05 88.66 03:39:01 AM 3 1.42 0.00 0.32 0.18 0.03 98.05 03:39:01 AM 4 1.42 0.00 0.25 0.12 0.03 98.18 03:39:01 AM 5 17.83 0.00 1.65 0.23 0.03 80.25 03:39:01 AM 6 3.19 0.00 0.67 0.48 0.05 95.60 03:39:01 AM 7 12.27 0.00 0.83 0.18 0.03 86.68 03:40:01 AM all 24.86 0.00 1.69 1.20 0.10 72.14 03:40:01 AM 0 33.18 0.00 1.81 0.99 0.10 63.93 03:40:01 AM 1 18.45 0.00 1.72 1.12 0.12 78.59 03:40:01 AM 2 14.50 0.00 1.16 0.57 0.10 83.67 03:40:01 AM 3 26.72 0.00 1.94 1.26 0.10 69.98 03:40:01 AM 4 25.08 0.00 1.66 0.97 0.10 72.19 03:40:01 AM 5 36.07 0.00 1.47 0.74 0.08 61.64 03:40:01 AM 6 20.63 0.00 1.34 0.75 0.08 77.20 03:40:01 AM 7 24.28 0.00 2.44 3.23 0.08 69.96 03:41:01 AM all 23.25 0.00 2.31 0.93 0.08 73.44 03:41:01 AM 0 31.35 0.00 2.27 1.28 0.08 65.02 03:41:01 AM 1 13.97 0.00 2.21 1.34 0.07 82.41 03:41:01 AM 2 40.52 0.00 3.28 1.36 0.10 54.75 03:41:01 AM 3 10.69 0.00 2.20 1.13 0.08 85.89 03:41:01 AM 4 32.76 0.00 2.15 0.67 0.07 64.35 03:41:01 AM 5 15.01 0.00 1.98 0.42 0.07 82.52 03:41:01 AM 6 28.83 0.00 2.32 0.66 0.07 68.13 03:41:01 AM 7 12.83 0.00 2.05 0.62 0.07 84.43 03:42:01 AM all 11.38 0.00 1.90 0.22 0.06 86.44 03:42:01 AM 0 18.02 0.00 2.39 0.10 0.08 79.41 03:42:01 AM 1 31.16 0.00 2.81 0.44 0.08 65.51 03:42:01 AM 2 5.79 0.00 1.79 0.32 0.05 92.04 03:42:01 AM 3 8.69 0.00 1.61 0.12 0.07 89.52 03:42:01 AM 4 4.11 0.00 1.47 0.15 0.05 94.22 03:42:01 AM 5 5.67 0.00 1.57 0.30 0.05 92.40 03:42:01 AM 6 11.72 0.00 2.19 0.30 0.05 85.74 03:42:01 AM 7 5.83 0.00 1.39 0.02 0.05 92.72 Average: all 16.81 0.00 1.71 0.67 0.07 80.74 Average: 0 20.73 0.00 1.67 0.59 0.08 76.94 Average: 1 20.09 0.00 2.21 0.91 0.08 76.70 Average: 2 17.46 0.00 1.90 0.77 0.08 79.80 Average: 3 11.87 0.00 1.52 0.67 0.07 85.87 Average: 4 15.83 0.00 1.38 0.48 0.06 82.25 Average: 5 18.65 0.00 1.67 0.42 0.06 79.20 Average: 6 16.08 0.00 1.63 0.55 0.06 81.68 Average: 7 13.80 0.00 1.68 1.01 0.06 83.45