---> uname -a: Linux prd-centos8-docker-8c-8g-11132.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1056 26987 19 3844 30366 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:f4:16:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.9/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fef4:164d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:f3:61:f2:e4 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:f3ff:fe61:f2e4/64 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) 06/12/2026 _x86_64_ (8 CPU) 03:37:22 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 200.82 14.53 186.29 3119.23 11282.06 03:40:01 AM 477.45 5.57 471.89 1232.33 19371.80 03:41:01 AM 264.35 2.98 261.36 506.50 45202.92 Average: 314.20 7.69 306.50 1619.37 25285.92 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28780288 30824628 3873084 11.86 2688 2358768 1845428 5.48 166520 3235200 273740 03:40:01 AM 27761624 30220084 4891748 14.98 2688 2763224 2194944 6.51 396888 3979608 190812 03:41:01 AM 27669000 31116364 4984372 15.26 2688 3738436 1518904 4.51 652748 3769208 133608 Average: 28070304 30720359 4583068 14.04 2688 2953476 1853092 5.50 405385 3661339 199387 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 233.19 186.77 2751.19 46.34 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 482.15 413.18 5745.55 57.07 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 582.42 484.19 7096.45 1368.14 0.00 0.00 0.00 0.00 03:41:01 AM docker0 8.78 12.86 0.55 315.85 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 432.59 361.38 5197.70 490.54 0.00 0.00 0.00 0.00 Average: docker0 2.93 4.29 0.18 105.29 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) 06/12/2026 _x86_64_ (8 CPU) 03:37:22 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.57 0.00 1.18 0.55 0.06 85.64 03:39:01 AM 0 4.51 0.00 0.52 0.03 0.07 94.87 03:39:01 AM 1 13.14 0.00 1.37 0.79 0.07 84.63 03:39:01 AM 2 13.96 0.00 0.83 0.40 0.05 84.76 03:39:01 AM 3 23.16 0.00 1.12 0.52 0.05 75.16 03:39:01 AM 4 7.37 0.00 0.85 0.60 0.07 91.11 03:39:01 AM 5 6.01 0.00 0.79 0.55 0.05 92.60 03:39:01 AM 6 14.40 0.00 1.89 0.95 0.07 82.69 03:39:01 AM 7 18.03 0.00 2.09 0.52 0.07 79.29 03:40:01 AM all 29.43 0.00 1.79 1.04 0.09 67.65 03:40:01 AM 0 25.95 0.00 2.25 0.97 0.10 70.73 03:40:01 AM 1 25.13 0.00 1.73 0.30 0.08 72.76 03:40:01 AM 2 32.76 0.00 1.14 0.29 0.08 65.73 03:40:01 AM 3 34.53 0.00 1.83 0.79 0.08 62.77 03:40:01 AM 4 28.27 0.00 1.12 0.18 0.08 70.34 03:40:01 AM 5 35.45 0.00 1.39 1.17 0.10 61.89 03:40:01 AM 6 25.45 0.00 2.58 3.20 0.10 68.66 03:40:01 AM 7 27.89 0.00 2.25 1.43 0.08 68.35 03:41:01 AM all 15.50 0.00 2.65 0.99 0.08 80.78 03:41:01 AM 0 10.08 0.00 2.52 0.27 0.08 87.05 03:41:01 AM 1 15.10 0.00 2.70 1.26 0.08 80.86 03:41:01 AM 2 11.35 0.00 3.01 2.13 0.08 83.42 03:41:01 AM 3 21.54 0.00 2.53 1.28 0.08 74.57 03:41:01 AM 4 16.38 0.00 2.71 0.87 0.07 79.97 03:41:01 AM 5 16.45 0.00 2.70 0.86 0.08 79.91 03:41:01 AM 6 21.59 0.00 2.65 0.50 0.07 75.18 03:41:01 AM 7 11.51 0.00 2.38 0.77 0.08 85.26 Average: all 19.16 0.00 1.87 0.86 0.08 78.03 Average: 0 13.49 0.00 1.76 0.42 0.08 84.24 Average: 1 17.79 0.00 1.93 0.78 0.08 79.42 Average: 2 19.35 0.00 1.66 0.94 0.07 77.98 Average: 3 26.41 0.00 1.83 0.86 0.07 70.83 Average: 4 17.33 0.00 1.56 0.55 0.07 80.48 Average: 5 19.29 0.00 1.62 0.86 0.08 78.14 Average: 6 20.47 0.00 2.37 1.55 0.08 75.52 Average: 7 19.14 0.00 2.24 0.90 0.08 77.64