---> uname -a: Linux prd-centos8-docker-4c-4g-12145.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 14% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 872 11097 19 3790 14539 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:c5:4d:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.41/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85893sec preferred_lft 85893sec inet6 fe80::f816:3eff:fec5:4d2e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:48:f4:4f:40 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::42:48ff:fef4:4f40/64 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) 07/13/2026 _x86_64_ (4 CPU) 08:25:44 LINUX RESTART (4 CPU) 08:26:01 AM tps rtps wtps bread/s bwrtn/s 08:27:01 AM 251.08 21.71 229.37 5583.87 9600.47 08:28:01 AM 209.75 18.83 190.92 3359.57 15343.84 08:29:01 AM 132.38 3.28 129.10 779.48 5068.07 08:30:01 AM 32.51 0.00 32.51 0.00 7853.28 08:31:01 AM 5.33 1.70 3.63 51.06 290.53 08:32:01 AM 87.50 1.68 85.82 530.49 18603.07 08:33:01 AM 76.32 0.12 76.21 58.51 1269.24 08:34:01 AM 139.12 3.03 136.09 2854.65 21046.93 Average: 116.75 6.29 110.46 1652.18 9884.42 08:26:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:27:01 AM 13251988 15071988 2887332 17.89 2688 2034308 1118500 6.51 146412 2383272 181296 08:28:01 AM 12627484 14826304 3511836 21.76 2688 2401500 1324900 7.71 205432 2893236 57916 08:29:01 AM 11565908 14079136 4573412 28.34 2688 2709964 2017460 11.74 270976 3864844 223112 08:30:01 AM 10422040 12941184 5717280 35.42 2688 2715284 2893844 16.84 283856 4989008 2320 08:31:01 AM 9300260 11827156 6839060 42.38 2688 2722680 4064080 23.65 286216 6104500 2144 08:32:01 AM 8528748 11490272 7610572 47.16 2688 3145744 5169336 30.08 413964 6697888 100 08:33:01 AM 11857580 14934460 4281740 26.53 2688 3255360 1769008 10.29 439536 3350952 105092 08:34:01 AM 11359696 14883600 4779624 29.61 2688 3678552 1748872 10.18 700340 3543368 7640 Average: 11114213 13756762 5025107 31.14 2688 2832924 2513250 14.62 343342 4228384 72452 08:26:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:27:01 AM eth0 374.38 230.96 2113.24 73.69 0.00 0.00 0.00 0.00 08:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:28:01 AM eth0 254.56 204.22 1933.48 50.79 0.00 0.00 0.00 0.00 08:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:29:01 AM eth0 285.74 238.23 4331.71 32.27 0.00 0.00 0.00 0.00 08:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 AM eth0 165.39 103.93 65.82 76.41 0.00 0.00 0.00 0.00 08:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:31:01 AM eth0 188.02 127.26 56.99 57.25 0.00 0.00 0.00 0.00 08:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:32:01 AM lo 14.88 14.88 27.17 27.17 0.00 0.00 0.00 0.00 08:32:01 AM eth0 123.61 88.10 2824.94 11.27 0.00 0.00 0.00 0.00 08:32:01 AM docker0 0.17 0.27 0.01 0.02 0.00 0.00 0.00 0.00 08:32:01 AM veth44c345a 0.17 0.42 0.01 0.03 0.00 0.00 0.00 0.00 08:32:01 AM br-7bd77b2f9a28 5.76 5.55 25.62 0.93 0.00 0.00 0.00 0.00 08:33:01 AM lo 1.65 1.65 0.12 0.12 0.00 0.00 0.00 0.00 08:33:01 AM eth0 51.25 46.22 517.13 12.81 0.00 0.00 0.00 0.00 08:33:01 AM docker0 0.12 0.13 0.01 0.01 0.00 0.00 0.00 0.00 08:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:34:01 AM eth0 123.64 74.46 1832.47 58.81 0.00 0.00 0.00 0.00 08:34:01 AM docker0 8.50 7.13 19.47 2.43 0.00 0.00 0.00 0.00 Average: lo 2.07 2.07 3.41 3.41 0.00 0.00 0.00 0.00 Average: eth0 195.82 139.17 1709.56 46.66 0.00 0.00 0.00 0.00 Average: docker0 1.10 0.94 2.43 0.31 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) 07/13/2026 _x86_64_ (4 CPU) 08:25:44 LINUX RESTART (4 CPU) 08:26:01 AM CPU %user %nice %system %iowait %steal %idle 08:27:01 AM all 22.62 0.00 2.77 1.20 0.10 73.30 08:27:01 AM 0 16.37 0.00 1.97 1.42 0.10 80.14 08:27:01 AM 1 25.31 0.00 3.28 1.26 0.08 70.08 08:27:01 AM 2 36.98 0.00 4.67 1.89 0.10 56.36 08:27:01 AM 3 11.86 0.00 1.17 0.25 0.12 86.60 08:28:01 AM all 25.62 0.00 2.29 1.37 0.08 70.64 08:28:01 AM 0 26.80 0.00 1.05 0.67 0.08 71.40 08:28:01 AM 1 28.07 0.00 2.46 1.86 0.07 67.55 08:28:01 AM 2 20.09 0.00 2.59 1.64 0.08 75.59 08:28:01 AM 3 27.52 0.00 3.06 1.32 0.08 68.02 08:29:01 AM all 47.42 0.00 1.73 0.81 0.10 49.95 08:29:01 AM 0 46.28 0.00 1.57 0.52 0.12 51.51 08:29:01 AM 1 54.60 0.00 1.57 0.70 0.10 43.03 08:29:01 AM 2 47.78 0.00 2.05 1.62 0.10 48.45 08:29:01 AM 3 41.02 0.00 1.72 0.38 0.08 56.80 08:30:01 AM all 42.24 0.00 1.35 0.23 0.09 56.09 08:30:01 AM 0 48.61 0.00 1.25 0.03 0.08 50.02 08:30:01 AM 1 44.64 0.00 1.19 0.22 0.08 53.87 08:30:01 AM 2 36.91 0.00 1.40 0.62 0.08 60.98 08:30:01 AM 3 38.78 0.00 1.57 0.03 0.12 59.50 08:31:01 AM all 25.68 0.00 1.24 0.02 0.08 72.98 08:31:01 AM 0 50.43 0.00 1.64 0.07 0.08 47.78 08:31:01 AM 1 15.75 0.00 1.09 0.02 0.07 83.08 08:31:01 AM 2 14.40 0.00 1.42 0.00 0.08 84.10 08:31:01 AM 3 22.14 0.00 0.83 0.00 0.07 76.96 08:32:01 AM all 34.67 0.00 3.33 0.55 0.09 61.35 08:32:01 AM 0 43.21 0.00 2.76 0.84 0.10 53.09 08:32:01 AM 1 32.34 0.00 4.27 0.29 0.10 63.01 08:32:01 AM 2 35.83 0.00 3.17 0.55 0.08 60.36 08:32:01 AM 3 27.30 0.00 3.13 0.54 0.08 68.95 08:33:01 AM all 32.51 0.00 2.09 0.35 0.09 64.96 08:33:01 AM 0 35.07 0.00 2.02 0.03 0.10 62.78 08:33:01 AM 1 32.55 0.00 1.30 0.02 0.08 66.05 08:33:01 AM 2 28.71 0.00 3.48 1.29 0.10 66.42 08:33:01 AM 3 33.71 0.00 1.55 0.05 0.08 64.61 08:34:01 AM all 20.07 0.00 3.00 0.79 0.08 76.06 08:34:01 AM 0 21.75 0.00 3.01 0.57 0.08 74.59 08:34:01 AM 1 27.15 0.00 3.37 0.85 0.08 68.54 08:34:01 AM 2 16.81 0.00 3.04 1.14 0.08 78.93 08:34:01 AM 3 14.56 0.00 2.58 0.59 0.08 82.19 Average: all 31.36 0.00 2.22 0.66 0.09 65.66 Average: 0 36.06 0.00 1.91 0.52 0.09 61.42 Average: 1 32.56 0.00 2.31 0.65 0.08 64.39 Average: 2 29.69 0.00 2.73 1.09 0.09 66.40 Average: 3 27.12 0.00 1.95 0.40 0.09 70.45