---> uname -a: Linux prd-centos8-docker-8c-8g-13155.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1057 26384 19 4446 30362 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:d0:0a:b0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.154/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fed0:ab0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:b2:39:98:ed 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:b2ff:fe39:98ed/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) 07/28/2026 _x86_64_ (8 CPU) 02:28:21 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 147.07 14.55 132.52 3115.49 10269.54 02:31:01 AM 244.17 6.16 238.00 1190.94 19232.56 02:32:01 AM 132.99 15.28 117.71 5395.13 30901.53 02:33:01 AM 74.58 1.30 73.28 198.70 25515.58 Average: 149.70 9.32 140.38 2474.97 21479.97 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29128088 31101460 3525284 10.80 2688 2290164 1582904 4.70 157812 2905100 216548 02:31:01 AM 27495724 29881700 5157648 15.80 2688 2694904 2574676 7.64 273608 4381860 83932 02:32:01 AM 26394864 30349388 6258508 19.17 2688 4243944 2089996 6.20 667460 5018664 605128 02:33:01 AM 27014904 31088056 5638468 17.27 2688 4360556 1498444 4.45 890640 4176904 7476 Average: 27508395 30605151 5144977 15.76 2688 3397392 1936505 5.75 497380 4120632 228271 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 164.48 115.88 1756.01 32.47 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 503.13 376.01 5914.27 51.51 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 12.10 12.10 1.27 1.27 0.00 0.00 0.00 0.00 02:32:01 AM eth0 1529.64 401.60 7659.94 44.68 0.00 0.00 0.00 0.00 02:32:01 AM docker0 4.32 5.41 0.62 0.63 0.00 0.00 0.00 0.00 02:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM eth0 80.33 94.75 200.50 1244.03 0.00 0.00 0.00 0.00 02:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.02 3.02 0.32 0.32 0.00 0.00 0.00 0.00 Average: eth0 569.37 247.05 3882.53 343.21 0.00 0.00 0.00 0.00 Average: docker0 1.08 1.35 0.15 0.16 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) 07/28/2026 _x86_64_ (8 CPU) 02:28:21 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 9.76 0.00 1.07 0.73 0.04 88.40 02:30:01 AM 0 19.89 0.00 1.81 0.52 0.07 77.72 02:30:01 AM 1 18.33 0.00 2.15 0.94 0.05 78.53 02:30:01 AM 2 8.09 0.00 1.04 1.09 0.03 89.76 02:30:01 AM 3 13.74 0.00 1.12 0.53 0.05 84.56 02:30:01 AM 4 3.39 0.00 0.65 0.89 0.05 95.02 02:30:01 AM 5 4.23 0.00 0.32 0.10 0.07 95.28 02:30:01 AM 6 6.84 0.00 0.85 1.04 0.02 91.25 02:30:01 AM 7 3.54 0.00 0.60 0.73 0.02 95.11 02:31:01 AM all 32.31 0.00 1.56 0.75 0.10 65.29 02:31:01 AM 0 49.71 0.00 2.34 1.39 0.10 46.46 02:31:01 AM 1 13.62 0.00 1.47 1.12 0.10 83.69 02:31:01 AM 2 31.52 0.00 1.69 0.52 0.10 66.17 02:31:01 AM 3 22.95 0.00 1.52 0.49 0.10 74.95 02:31:01 AM 4 44.67 0.00 1.17 0.28 0.10 53.77 02:31:01 AM 5 22.26 0.00 1.56 1.27 0.08 74.83 02:31:01 AM 6 25.39 0.00 1.07 0.52 0.08 72.94 02:31:01 AM 7 48.39 0.00 1.65 0.38 0.10 49.47 02:32:01 AM all 18.89 0.55 3.62 0.80 0.09 76.04 02:32:01 AM 0 17.69 0.00 3.96 0.86 0.10 77.39 02:32:01 AM 1 25.49 0.02 4.71 1.81 0.10 67.88 02:32:01 AM 2 24.93 0.03 4.39 0.42 0.08 70.14 02:32:01 AM 3 16.62 0.00 2.91 0.74 0.08 79.65 02:32:01 AM 4 17.93 0.00 3.21 0.62 0.10 78.14 02:32:01 AM 5 15.77 1.74 3.08 1.17 0.10 78.15 02:32:01 AM 6 17.60 0.05 3.85 0.61 0.07 77.82 02:32:01 AM 7 15.11 2.55 2.89 0.20 0.07 79.18 02:33:01 AM all 12.44 0.00 1.19 1.42 0.05 84.90 02:33:01 AM 0 14.37 0.00 1.22 0.15 0.07 84.19 02:33:01 AM 1 21.91 0.00 1.52 2.87 0.07 73.63 02:33:01 AM 2 24.19 0.00 2.44 2.59 0.07 70.72 02:33:01 AM 3 7.57 0.00 0.67 0.12 0.05 91.59 02:33:01 AM 4 9.01 0.00 1.17 1.35 0.03 88.43 02:33:01 AM 5 9.82 0.00 0.99 3.32 0.03 85.83 02:33:01 AM 6 2.77 0.00 0.75 0.88 0.05 95.54 02:33:01 AM 7 9.87 0.00 0.78 0.03 0.05 89.26 Average: all 18.35 0.14 1.86 0.92 0.07 78.67 Average: 0 25.42 0.00 2.33 0.73 0.08 71.44 Average: 1 19.82 0.00 2.46 1.68 0.08 75.95 Average: 2 22.17 0.01 2.38 1.16 0.07 74.21 Average: 3 15.21 0.00 1.55 0.47 0.07 82.70 Average: 4 18.74 0.00 1.55 0.79 0.07 78.85 Average: 5 13.02 0.43 1.48 1.47 0.07 83.53 Average: 6 13.14 0.01 1.62 0.76 0.05 84.41 Average: 7 19.24 0.63 1.48 0.34 0.06 78.25