---> uname -a: Linux prd-centos8-docker-8c-8g-5030.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 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1006 27864 19 3017 30430 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:5d:5d:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.98/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe5d:5d31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4c:1d:1f:4d 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 ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 07/04/2026 _x86_64_ (8 CPU) 05:35:21 LINUX RESTART (8 CPU) 05:36:01 AM tps rtps wtps bread/s bwrtn/s 05:37:01 AM 168.09 2.57 165.53 323.09 10231.31 05:38:01 AM 131.52 1.87 129.66 920.89 12124.39 05:39:01 AM 173.38 19.42 153.96 5024.69 8920.07 Average: 157.67 7.95 149.71 2089.72 10425.17 05:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:01 AM 28615640 30525348 4037732 12.37 2688 2225232 2050912 6.09 158932 3412376 259280 05:38:01 AM 28100032 30208984 4553340 13.94 2688 2418452 2262040 6.71 218484 3839280 106036 05:39:01 AM 27299880 29941736 5353492 16.39 2688 2947516 2517160 7.47 298068 4545244 264996 Average: 28005184 30225356 4648188 14.23 2688 2530400 2276704 6.76 225161 3932300 210104 05:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:01 AM eth0 202.17 143.72 2128.59 37.75 0.00 0.00 0.00 0.00 05:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 164.78 141.37 1906.94 31.35 0.00 0.00 0.00 0.00 05:38:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:39:01 AM eth0 275.25 227.99 5467.27 46.68 0.00 0.00 0.00 0.00 05:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 214.07 171.03 3167.73 38.59 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 07/04/2026 _x86_64_ (8 CPU) 05:35:21 LINUX RESTART (8 CPU) 05:36:01 AM CPU %user %nice %system %iowait %steal %idle 05:37:01 AM all 14.17 0.00 1.04 0.45 0.05 84.28 05:37:01 AM 0 33.98 0.00 1.24 0.47 0.08 64.23 05:37:01 AM 1 19.14 0.00 2.09 1.14 0.07 77.57 05:37:01 AM 2 6.23 0.00 0.57 0.45 0.03 92.72 05:37:01 AM 3 5.80 0.00 0.80 0.47 0.07 92.86 05:37:01 AM 4 18.13 0.00 1.60 0.52 0.05 79.70 05:37:01 AM 5 13.47 0.00 1.02 0.37 0.05 85.09 05:37:01 AM 6 5.58 0.00 0.65 0.20 0.02 93.56 05:37:01 AM 7 11.03 0.00 0.37 0.00 0.07 88.53 05:38:01 AM all 48.03 0.00 1.52 0.31 0.09 50.06 05:38:01 AM 0 56.32 0.00 1.45 0.25 0.10 41.88 05:38:01 AM 1 48.87 0.00 1.05 0.17 0.08 49.82 05:38:01 AM 2 42.19 0.00 1.50 0.30 0.10 55.90 05:38:01 AM 3 53.22 0.00 2.14 0.79 0.08 43.78 05:38:01 AM 4 53.60 0.00 0.97 0.13 0.08 45.21 05:38:01 AM 5 48.31 0.00 1.65 0.13 0.08 49.82 05:38:01 AM 6 36.50 0.00 1.55 0.43 0.10 61.41 05:38:01 AM 7 45.19 0.00 1.80 0.28 0.08 52.64 05:39:01 AM all 41.75 0.00 1.41 0.41 0.08 56.34 05:39:01 AM 0 61.00 0.00 2.07 0.47 0.08 36.38 05:39:01 AM 1 20.81 0.00 1.51 0.75 0.08 76.85 05:39:01 AM 2 45.69 0.00 0.97 0.28 0.08 52.98 05:39:01 AM 3 28.60 0.00 0.68 0.08 0.08 70.55 05:39:01 AM 4 28.54 0.00 1.10 0.33 0.08 69.94 05:39:01 AM 5 45.42 0.00 0.87 0.08 0.08 53.54 05:39:01 AM 6 60.43 0.00 2.73 0.27 0.08 36.50 05:39:01 AM 7 43.53 0.00 1.37 1.04 0.08 53.98 Average: all 34.65 0.00 1.32 0.39 0.08 63.56 Average: 0 50.43 0.00 1.59 0.40 0.09 47.49 Average: 1 29.61 0.00 1.55 0.68 0.08 68.08 Average: 2 31.37 0.00 1.01 0.35 0.07 67.20 Average: 3 29.21 0.00 1.21 0.45 0.08 69.06 Average: 4 33.43 0.00 1.22 0.33 0.07 64.95 Average: 5 35.74 0.00 1.18 0.19 0.07 62.82 Average: 6 34.14 0.00 1.64 0.30 0.07 63.85 Average: 7 33.25 0.00 1.18 0.44 0.08 65.05