---> uname -a: Linux prd-centos8-docker-8c-8g-10769.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 1089 26307 19 4490 30328 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:5a:e8:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.77/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86144sec preferred_lft 86144sec inet6 fe80::f816:3eff:fe5a:e8c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2d:74:1f:30 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::42:2dff:fe74:1f30/64 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) 06/11/2026 _x86_64_ (8 CPU) 07:33:02 LINUX RESTART (8 CPU) 07:34:01 AM tps rtps wtps bread/s bwrtn/s 07:35:01 AM 311.96 17.36 294.60 3850.98 17653.57 07:36:01 AM 156.13 15.96 140.17 1467.64 39533.29 07:37:01 AM 307.83 5.25 302.58 4696.03 24562.55 Average: 258.64 12.86 245.78 3338.22 27249.80 07:34:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:35:01 AM 28133704 30500072 4519660 13.84 2688 2675720 1967372 5.84 220516 3800480 336836 07:36:01 AM 25944176 29167052 6709188 20.55 2688 3514412 4183960 12.41 456648 5677492 140 07:37:01 AM 26935316 31051984 5718048 17.51 2688 4402452 1539896 4.57 886620 4254356 127760 Average: 27004399 30239703 5648965 17.30 2688 3530861 2563743 7.61 521261 4577443 154912 07:34:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM eth0 519.81 395.83 6758.43 61.69 0.00 0.00 0.00 0.00 07:35:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM lo 3.83 3.83 0.43 0.43 0.00 0.00 0.00 0.00 07:36:01 AM eth0 1286.57 304.03 6633.96 30.69 0.00 0.00 0.00 0.00 07:36:01 AM docker0 1.60 2.15 0.21 0.24 0.00 0.00 0.00 0.00 07:36:01 AM veth081405c 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 07:37:01 AM lo 8.90 8.90 0.92 0.92 0.00 0.00 0.00 0.00 07:37:01 AM eth0 177.07 174.36 1726.04 1268.05 0.00 0.00 0.00 0.00 07:37:01 AM docker0 3.17 3.83 0.43 0.45 0.00 0.00 0.00 0.00 Average: lo 4.24 4.24 0.45 0.45 0.00 0.00 0.00 0.00 Average: eth0 661.15 291.41 5039.48 453.48 0.00 0.00 0.00 0.00 Average: docker0 1.59 1.99 0.22 0.23 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) 06/11/2026 _x86_64_ (8 CPU) 07:33:02 LINUX RESTART (8 CPU) 07:34:01 AM CPU %user %nice %system %iowait %steal %idle 07:35:01 AM all 21.19 0.00 1.71 0.90 0.08 76.13 07:35:01 AM 0 19.94 0.00 1.72 0.79 0.08 77.47 07:35:01 AM 1 22.63 0.00 2.09 0.99 0.08 74.21 07:35:01 AM 2 32.95 0.00 2.08 1.02 0.08 63.86 07:35:01 AM 3 19.09 0.00 1.72 0.69 0.05 78.45 07:35:01 AM 4 14.82 0.00 2.19 1.54 0.08 81.36 07:35:01 AM 5 12.25 0.00 1.39 0.84 0.08 85.44 07:35:01 AM 6 22.80 0.00 1.50 0.68 0.07 74.95 07:35:01 AM 7 25.03 0.00 0.95 0.67 0.07 73.28 07:36:01 AM all 28.82 0.24 2.59 0.69 0.10 67.56 07:36:01 AM 0 41.01 0.00 1.83 0.47 0.10 56.58 07:36:01 AM 1 34.73 0.67 2.35 1.13 0.08 61.03 07:36:01 AM 2 36.72 1.16 2.51 1.00 0.12 58.49 07:36:01 AM 3 15.93 0.00 2.28 0.89 0.10 80.80 07:36:01 AM 4 15.75 0.03 2.83 1.18 0.10 80.10 07:36:01 AM 5 23.87 0.03 2.78 0.57 0.10 72.65 07:36:01 AM 6 22.88 0.00 2.32 0.22 0.10 74.48 07:36:01 AM 7 39.72 0.02 3.77 0.10 0.10 56.29 07:37:01 AM all 19.94 0.06 2.03 0.69 0.07 77.22 07:37:01 AM 0 21.28 0.02 2.03 0.27 0.07 76.35 07:37:01 AM 1 25.02 0.02 2.23 0.25 0.07 72.42 07:37:01 AM 2 22.29 0.39 3.05 3.05 0.07 71.17 07:37:01 AM 3 7.42 0.00 1.81 0.32 0.07 90.38 07:37:01 AM 4 15.68 0.02 2.11 0.62 0.07 81.51 07:37:01 AM 5 19.35 0.02 1.49 0.39 0.07 78.69 07:37:01 AM 6 22.65 0.00 1.96 0.45 0.07 74.87 07:37:01 AM 7 25.80 0.02 1.55 0.15 0.07 72.41 Average: all 23.31 0.10 2.11 0.76 0.08 73.65 Average: 0 27.38 0.01 1.86 0.51 0.08 70.16 Average: 1 27.45 0.23 2.22 0.79 0.08 69.24 Average: 2 30.64 0.51 2.55 1.69 0.09 64.52 Average: 3 14.15 0.00 1.94 0.63 0.07 83.21 Average: 4 15.42 0.02 2.38 1.11 0.08 80.99 Average: 5 18.48 0.02 1.88 0.60 0.08 78.94 Average: 6 22.78 0.00 1.93 0.45 0.08 74.77 Average: 7 30.16 0.01 2.09 0.31 0.08 67.35