---> uname -a: Linux prd-centos8-docker-8c-8g-104.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 977 27976 19 2936 30464 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:c6:36:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.134/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fec6:36e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:31:9f:3c:ce 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/16/2026 _x86_64_ (8 CPU) 05:35:29 LINUX RESTART (8 CPU) 05:36:02 AM tps rtps wtps bread/s bwrtn/s 05:37:02 AM 148.77 7.68 141.09 1241.69 7384.43 05:38:01 AM 186.38 3.05 183.33 976.75 14072.94 05:39:01 AM 73.81 17.48 56.33 4599.00 5401.18 05:40:01 AM 60.55 1.62 58.93 426.66 12485.00 Average: 116.95 7.47 109.48 1816.94 9828.49 05:36:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:37:02 AM 29523368 31321964 3132344 9.59 2688 2117796 1399884 4.15 144956 2549524 288408 05:38:01 AM 28338668 30322372 4317044 13.22 2688 2297172 2137592 6.34 210324 3627220 72552 05:39:01 AM 27822716 30335728 4832996 14.80 2688 2823308 2207472 6.55 270816 4070652 327108 05:40:01 AM 28652088 31197100 4003624 12.26 2688 2852780 1443592 4.28 505128 3007008 24164 Average: 28584210 30794291 4071502 12.47 2688 2522764 1797135 5.33 282806 3313601 178058 05:36:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:37:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:37:02 AM eth0 187.63 127.69 1864.90 38.52 0.00 0.00 0.00 0.00 05:37:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:38:01 AM lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 05:38:01 AM eth0 249.58 212.98 1943.17 40.74 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 311.23 255.56 5888.26 30.55 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 05:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 AM eth0 62.51 48.85 26.70 84.31 0.00 0.00 0.00 0.00 05:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.26 0.26 0.03 0.03 0.00 0.00 0.00 0.00 Average: eth0 202.60 161.20 2435.21 48.61 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 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 05/16/2026 _x86_64_ (8 CPU) 05:35:29 LINUX RESTART (8 CPU) 05:36:02 AM CPU %user %nice %system %iowait %steal %idle 05:37:02 AM all 9.60 0.00 1.14 0.96 0.05 88.26 05:37:02 AM 0 8.52 0.00 0.81 0.20 0.07 90.39 05:37:02 AM 1 6.24 0.00 1.21 1.05 0.07 91.43 05:37:02 AM 2 5.83 0.00 1.41 3.08 0.05 89.62 05:37:02 AM 3 19.94 0.00 1.51 1.09 0.05 77.41 05:37:02 AM 4 2.19 0.00 0.51 0.10 0.02 97.18 05:37:02 AM 5 16.39 0.00 1.97 0.53 0.05 81.06 05:37:02 AM 6 12.22 0.00 1.12 0.80 0.05 85.81 05:37:02 AM 7 5.41 0.00 0.54 0.83 0.03 93.18 05:38:01 AM all 40.84 0.00 1.41 1.63 0.10 56.02 05:38:01 AM 0 38.67 0.00 0.88 0.19 0.10 60.16 05:38:01 AM 1 58.33 0.00 1.43 2.13 0.10 38.01 05:38:01 AM 2 45.33 0.00 1.77 0.80 0.10 52.00 05:38:01 AM 3 38.54 0.00 1.21 1.00 0.12 59.13 05:38:01 AM 4 32.83 0.00 1.36 1.55 0.09 64.18 05:38:01 AM 5 40.16 0.00 1.16 0.39 0.10 58.19 05:38:01 AM 6 33.27 0.00 1.72 2.30 0.09 62.64 05:38:01 AM 7 39.58 0.00 1.77 4.68 0.09 53.89 05:39:01 AM all 36.32 0.00 1.34 1.43 0.10 60.81 05:39:01 AM 0 38.12 0.00 0.95 2.02 0.08 58.82 05:39:01 AM 1 28.51 0.00 1.12 1.30 0.08 68.98 05:39:01 AM 2 35.90 0.00 1.04 0.72 0.10 62.25 05:39:01 AM 3 29.46 0.00 1.81 0.99 0.08 67.67 05:39:01 AM 4 41.10 0.00 1.80 3.30 0.12 53.68 05:39:01 AM 5 37.26 0.00 1.72 2.20 0.10 58.71 05:39:01 AM 6 38.55 0.00 0.92 0.35 0.08 60.09 05:39:01 AM 7 41.68 0.00 1.37 0.57 0.13 56.24 05:40:01 AM all 24.13 0.00 1.01 1.19 0.06 73.61 05:40:01 AM 0 5.83 0.00 0.68 1.30 0.08 92.10 05:40:01 AM 1 37.01 0.00 1.02 1.44 0.07 60.47 05:40:01 AM 2 11.93 0.00 0.68 0.12 0.05 87.22 05:40:01 AM 3 25.81 0.00 1.29 0.28 0.05 72.57 05:40:01 AM 4 36.70 0.00 1.05 0.18 0.05 62.02 05:40:01 AM 5 15.78 0.00 0.95 4.97 0.07 78.23 05:40:01 AM 6 30.85 0.00 0.82 0.30 0.07 67.96 05:40:01 AM 7 29.14 0.00 1.58 0.94 0.07 68.28 Average: all 27.74 0.00 1.22 1.30 0.08 69.66 Average: 0 22.78 0.00 0.83 0.93 0.08 75.37 Average: 1 32.53 0.00 1.19 1.48 0.08 64.72 Average: 2 24.74 0.00 1.22 1.17 0.08 72.79 Average: 3 28.43 0.00 1.45 0.84 0.08 69.21 Average: 4 28.28 0.00 1.18 1.29 0.07 69.19 Average: 5 27.39 0.00 1.45 2.04 0.08 69.05 Average: 6 28.77 0.00 1.14 0.93 0.07 69.08 Average: 7 28.99 0.00 1.32 1.75 0.08 67.87