---> uname -a: Linux prd-centos8-docker-4c-4g-3467.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): 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 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 873 9936 19 4952 14540 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:68:65:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.227/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85531sec preferred_lft 85531sec inet6 fe80::f816:3eff:fe68:6598/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:a3:dd:f5:7f 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) 03/20/2026 _x86_64_ (4 CPU) 11:14:51 LINUX RESTART (4 CPU) 11:15:01 AM tps rtps wtps bread/s bwrtn/s 11:16:01 AM 315.33 28.74 286.59 7246.65 46017.43 11:17:01 AM 246.11 19.41 226.70 3822.03 11741.19 11:18:01 AM 45.58 0.05 45.53 1.07 5167.06 11:19:01 AM 16.31 0.00 16.31 0.00 784.05 11:20:02 AM 15.13 0.00 15.13 0.00 772.49 11:21:01 AM 20.89 0.00 20.89 0.00 680.38 11:22:01 AM 27.43 0.00 27.43 0.00 844.18 11:23:01 AM 17.61 0.00 17.61 0.00 431.48 11:24:01 AM 28.38 0.00 28.38 0.00 700.68 11:25:01 AM 58.39 0.32 58.07 27.33 1281.27 11:26:01 AM 40.16 2.45 37.71 167.52 9724.55 11:27:01 AM 159.68 1.52 158.16 43.32 31439.67 11:28:01 AM 79.08 2.55 76.53 251.97 17643.69 11:29:01 AM 150.12 3.13 146.98 4639.92 18934.17 Average: 87.24 4.16 83.08 1158.54 10452.69 11:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:16:01 AM 13258912 15074520 2882620 17.86 2688 2030508 1130596 6.58 139728 2387844 158880 11:17:01 AM 11882556 14064512 4258976 26.39 2688 2386028 2027468 11.79 242660 3609408 127448 11:18:01 AM 11424580 13616004 4716952 29.22 2688 2395132 2228788 12.97 245364 4060476 6628 11:19:01 AM 11359092 13568916 4782440 29.63 2688 2412784 2228788 12.97 245436 4122316 6576 11:20:02 AM 11337900 13566164 4803632 29.76 2688 2430240 2235240 13.00 245436 4140012 6924 11:21:01 AM 11233340 13477812 4908192 30.41 2688 2445512 2308920 13.43 245436 4241072 7376 11:22:01 AM 11207272 13466944 4934260 30.57 2688 2459968 2308920 13.43 245444 4264216 1744 11:23:01 AM 11189788 13462928 4951744 30.68 2688 2472644 2308920 13.43 245436 4278972 6356 11:24:01 AM 11165884 13457916 4975648 30.83 2688 2490008 2308920 13.43 245436 4296532 9884 11:25:01 AM 10408036 12797556 5733496 35.52 2688 2584628 3023960 17.59 246584 5041472 76360 11:26:01 AM 8121884 11243060 8019648 49.68 2688 3283296 4424684 25.74 362788 7143968 510212 11:27:01 AM 7353696 11168432 8787836 54.44 2688 3931972 4432824 25.79 924224 7267904 295180 11:28:01 AM 10386052 14841412 5755480 35.66 2688 4564944 1583612 9.21 1160976 3994264 414992 11:29:01 AM 10212848 14924564 5928684 36.73 2688 4811276 1114368 6.48 1393440 3921892 24680 Average: 10752989 13480767 5388543 33.38 2688 2907067 2404715 13.99 442028 4483596 118089 11:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:16:01 AM eth0 374.56 220.81 1723.37 71.88 0.00 0.00 0.00 0.00 11:16:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:17:01 AM eth0 365.62 286.57 2799.43 55.65 0.00 0.00 0.00 0.00 11:17:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:18:01 AM eth0 1.22 1.47 0.30 0.54 0.00 0.00 0.00 0.00 11:18:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:19:01 AM eth0 0.35 0.20 0.12 0.43 0.00 0.00 0.00 0.00 11:19:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 AM eth0 0.25 0.17 0.07 0.22 0.00 0.00 0.00 0.00 11:20:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:21:01 AM eth0 0.34 0.20 0.15 0.07 0.00 0.00 0.00 0.00 11:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:22:01 AM eth0 1.12 0.43 0.42 0.63 0.00 0.00 0.00 0.00 11:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 0.25 0.15 0.07 0.23 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM eth0 0.27 0.17 0.08 0.22 0.00 0.00 0.00 0.00 11:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM eth0 1.25 1.53 0.30 0.55 0.00 0.00 0.00 0.00 11:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:26:01 AM eth0 19.61 19.47 128.65 3.61 0.00 0.00 0.00 0.00 11:26:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 AM eth0 47.77 44.25 522.37 7.50 0.00 0.00 0.00 0.00 11:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:01 AM lo 1.13 1.13 13.52 13.52 0.00 0.00 0.00 0.00 11:28:01 AM eth0 119.67 104.93 942.68 17.13 0.00 0.00 0.00 0.00 11:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM eth0 59.73 54.30 284.69 23.17 0.00 0.00 0.00 0.00 11:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.08 0.08 0.97 0.97 0.00 0.00 0.00 0.00 Average: eth0 70.94 52.54 457.90 13.00 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) 03/20/2026 _x86_64_ (4 CPU) 11:14:51 LINUX RESTART (4 CPU) 11:15:01 AM CPU %user %nice %system %iowait %steal %idle 11:16:01 AM all 27.03 0.00 3.75 2.30 0.08 66.84 11:16:01 AM 0 18.00 0.00 3.29 2.84 0.08 75.79 11:16:01 AM 1 30.36 0.00 3.65 1.66 0.07 64.27 11:16:01 AM 2 34.53 0.00 4.75 3.84 0.08 56.80 11:16:01 AM 3 25.27 0.00 3.33 0.85 0.08 70.46 11:17:01 AM all 44.11 0.00 2.83 2.33 0.14 50.58 11:17:01 AM 0 35.01 0.00 2.95 3.03 0.13 58.88 11:17:01 AM 1 40.06 0.00 2.63 2.70 0.15 54.46 11:17:01 AM 2 53.18 0.00 3.92 2.28 0.13 40.50 11:17:01 AM 3 48.19 0.00 1.84 1.34 0.15 48.49 11:18:01 AM all 37.90 0.00 0.31 0.64 0.08 61.08 11:18:01 AM 0 5.19 0.00 0.47 2.32 0.05 91.97 11:18:01 AM 1 8.29 0.00 0.18 0.03 0.05 91.44 11:18:01 AM 2 99.07 0.00 0.38 0.20 0.13 0.22 11:18:01 AM 3 38.94 0.00 0.20 0.00 0.07 60.79 11:19:01 AM all 32.05 0.00 0.13 0.13 0.07 67.62 11:19:01 AM 0 0.83 0.00 0.18 0.03 0.03 98.92 11:19:01 AM 1 0.62 0.00 0.10 0.07 0.03 99.18 11:19:01 AM 2 98.75 0.00 0.17 0.43 0.15 0.50 11:19:01 AM 3 27.90 0.00 0.07 0.00 0.07 71.96 11:20:02 AM all 26.75 0.00 0.13 0.04 0.06 73.02 11:20:02 AM 0 1.15 0.00 0.17 0.15 0.03 98.50 11:20:02 AM 1 0.68 0.00 0.08 0.00 0.03 99.20 11:20:02 AM 2 95.20 0.00 0.17 0.00 0.17 4.47 11:20:02 AM 3 9.87 0.00 0.12 0.00 0.02 90.00 11:21:01 AM all 25.82 0.00 0.17 0.11 0.06 73.83 11:21:01 AM 0 2.36 0.00 0.17 0.10 0.03 97.34 11:21:01 AM 1 0.90 0.00 0.15 0.05 0.03 98.86 11:21:01 AM 2 57.25 0.00 0.17 0.05 0.10 42.43 11:21:01 AM 3 42.69 0.00 0.20 0.25 0.08 56.77 11:22:01 AM all 24.47 0.00 0.14 0.90 0.06 74.43 11:22:01 AM 0 31.84 0.00 0.15 1.15 0.08 66.77 11:22:01 AM 1 5.03 0.00 0.22 0.75 0.03 93.97 11:22:01 AM 2 4.79 0.00 0.08 0.97 0.03 94.12 11:22:01 AM 3 56.18 0.00 0.10 0.72 0.08 42.92 11:23:01 AM all 25.10 0.00 0.10 0.19 0.05 74.56 11:23:01 AM 0 84.99 0.00 0.13 0.12 0.12 14.65 11:23:01 AM 1 0.94 0.00 0.12 0.08 0.03 98.83 11:23:01 AM 2 7.70 0.00 0.08 0.15 0.03 92.03 11:23:01 AM 3 6.68 0.00 0.07 0.42 0.02 92.82 11:24:01 AM all 25.13 0.00 0.15 0.16 0.06 74.51 11:24:01 AM 0 18.04 0.00 0.13 0.02 0.05 81.76 11:24:01 AM 1 1.40 0.00 0.13 0.15 0.05 98.26 11:24:01 AM 2 10.92 0.00 0.12 0.12 0.03 88.81 11:24:01 AM 3 70.07 0.00 0.20 0.35 0.10 29.28 11:25:01 AM all 31.70 0.00 0.35 0.41 0.08 67.45 11:25:01 AM 0 26.91 0.00 0.28 0.35 0.07 72.39 11:25:01 AM 1 15.47 0.00 0.23 0.45 0.08 83.76 11:25:01 AM 2 37.40 0.00 0.30 0.48 0.08 61.74 11:25:01 AM 3 47.01 0.00 0.60 0.35 0.08 51.96 11:26:01 AM all 66.62 0.00 1.77 0.25 0.13 31.22 11:26:01 AM 0 80.67 0.00 4.41 0.37 0.13 14.42 11:26:01 AM 1 72.26 0.00 0.80 0.00 0.13 26.80 11:26:01 AM 2 65.57 0.00 0.63 0.02 0.13 33.64 11:26:01 AM 3 47.93 0.00 1.25 0.64 0.13 50.05 11:26:01 AM CPU %user %nice %system %iowait %steal %idle 11:27:01 AM all 50.11 0.00 3.22 1.24 0.13 45.31 11:27:01 AM 0 39.20 0.00 2.42 1.07 0.12 57.20 11:27:01 AM 1 49.32 0.00 1.40 0.15 0.13 49.00 11:27:01 AM 2 76.17 0.00 7.70 1.49 0.15 14.50 11:27:01 AM 3 35.75 0.00 1.37 2.24 0.10 60.54 11:28:01 AM all 51.65 0.00 2.26 0.85 0.15 45.08 11:28:01 AM 0 43.16 0.00 1.74 0.37 0.13 54.60 11:28:01 AM 1 48.68 0.00 1.56 1.04 0.13 48.59 11:28:01 AM 2 53.63 0.00 2.83 0.87 0.17 42.51 11:28:01 AM 3 61.16 0.00 2.91 1.14 0.18 34.61 11:29:01 AM all 29.51 0.00 3.11 2.42 0.13 64.83 11:29:01 AM 0 29.12 0.00 3.06 2.43 0.12 65.28 11:29:01 AM 1 24.91 0.00 3.06 1.49 0.12 70.42 11:29:01 AM 2 35.49 0.00 3.38 3.15 0.17 57.82 11:29:01 AM 3 28.52 0.00 2.95 2.61 0.12 65.80 Average: all 35.58 0.00 1.32 0.86 0.09 62.16 Average: 0 29.78 0.00 1.40 1.02 0.08 67.72 Average: 1 21.37 0.00 1.02 0.62 0.08 76.91 Average: 2 52.14 0.00 1.76 1.00 0.11 44.98 Average: 3 39.01 0.00 1.09 0.78 0.09 59.04