---> uname -a: Linux prd-centos8-docker-8c-8g-1477.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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1120 25232 19 5537 30296 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:29:d2:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.144/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85818sec preferred_lft 85818sec inet6 fe80::f816:3eff:fe29:d21d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:08:c7:d2:83 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::42:8ff:fec7:d283/64 scope link 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) 04/14/2026 _x86_64_ (8 CPU) 15:39:08 LINUX RESTART (8 CPU) 03:40:01 PM tps rtps wtps bread/s bwrtn/s 03:41:01 PM 281.47 18.36 263.11 4007.33 14469.83 03:42:01 PM 119.70 1.45 118.25 403.93 12503.97 03:43:01 PM 125.79 0.52 125.27 385.54 40796.68 03:44:01 PM 29.04 0.48 28.56 21.46 606.80 03:45:01 PM 13.35 0.00 13.35 0.00 664.28 03:46:01 PM 114.20 0.00 114.20 0.00 24069.64 03:47:01 PM 14.64 0.00 14.64 0.00 515.93 03:48:01 PM 190.64 2.43 188.20 4461.31 2870.34 Average: 111.10 2.91 108.20 1159.92 12062.53 03:40:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:41:01 PM 27835804 30089700 4819908 14.76 2688 2565156 2862512 8.49 227248 4101024 310204 03:42:01 PM 25656776 28633560 6998936 21.43 2688 3282224 3643408 10.81 336368 6142852 678700 03:43:01 PM 24542200 28024196 8113512 24.85 2688 3764296 5497736 16.31 438256 7063596 132 03:44:01 PM 24410832 27900932 8244880 25.25 2688 3772368 4227332 12.54 446644 7187400 4 03:45:01 PM 25045684 28761172 7610028 23.30 2688 3996384 3447728 10.23 603644 6396536 210124 03:46:01 PM 23046584 27270304 9609128 29.43 2688 4492280 6281848 18.64 656112 8281388 1864 03:47:01 PM 22687728 26953304 9967984 30.52 2688 4535032 6428532 19.07 658020 8635992 3796 03:48:01 PM 23328532 28439448 9327180 28.56 2688 5360656 4016528 11.92 962208 7700328 771564 Average: 24569268 28259077 8086444 24.76 2688 3971050 4550703 13.50 541062 6938640 247048 03:40:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:41:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 PM eth0 420.68 338.84 5965.70 65.02 0.00 0.00 0.00 0.00 03:41:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 PM eth0 406.47 275.94 10466.20 46.79 0.00 0.00 0.00 0.00 03:42:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 PM lo 6.61 6.61 0.57 0.57 0.00 0.00 0.00 0.00 03:43:01 PM eth0 24.34 17.01 6.83 8.00 0.00 0.00 0.00 0.00 03:43:01 PM docker0 1.60 1.95 0.23 0.22 0.00 0.00 0.00 0.00 03:43:01 PM veth54e8955 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 03:44:01 PM lo 73.81 73.81 5.56 5.56 0.00 0.00 0.00 0.00 03:44:01 PM eth0 215.94 159.71 59.81 67.50 0.00 0.00 0.00 0.00 03:44:01 PM docker0 11.25 12.63 1.67 1.63 0.00 0.00 0.00 0.00 03:45:01 PM lo 34.14 34.14 1.68 1.68 0.00 0.00 0.00 0.00 03:45:01 PM eth0 183.16 168.09 320.94 1683.81 0.00 0.00 0.00 0.00 03:45:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 PM lo 27.31 27.31 3.45 3.45 0.00 0.00 0.00 0.00 03:46:01 PM eth0 635.77 193.64 2767.22 21.63 0.00 0.00 0.00 0.00 03:46:01 PM docker0 11.36 14.38 1.28 2.50 0.00 0.00 0.00 0.00 03:46:01 PM veth36ae798 8.61 10.63 0.97 2.03 0.00 0.00 0.00 0.00 03:46:01 PM veth6b3a727 2.75 4.42 0.46 0.74 0.00 0.00 0.00 0.00 03:47:01 PM lo 1420.42 1420.42 243.44 243.44 0.00 0.00 0.00 0.00 03:47:01 PM eth0 121.41 75.58 35.62 39.73 0.00 0.00 0.00 0.00 03:47:01 PM docker0 610.89 632.08 113.57 118.40 0.00 0.00 0.00 0.00 03:47:01 PM veth36ae798 552.32 572.96 115.14 88.04 0.00 0.00 0.00 0.01 03:47:01 PM veth6b3a727 58.57 59.19 6.79 30.36 0.00 0.00 0.00 0.00 03:48:01 PM lo 228.32 228.32 36.77 36.77 0.00 0.00 0.00 0.00 03:48:01 PM eth0 118.61 141.54 1472.08 2326.43 0.00 0.00 0.00 0.00 03:48:01 PM docker0 99.82 101.20 22.59 14.18 0.00 0.00 0.00 0.00 Average: lo 223.85 223.85 36.44 36.44 0.00 0.00 0.00 0.00 Average: eth0 265.79 171.29 2636.53 532.35 0.00 0.00 0.00 0.00 Average: docker0 91.88 95.29 17.42 17.12 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) 04/14/2026 _x86_64_ (8 CPU) 15:39:08 LINUX RESTART (8 CPU) 03:40:01 PM CPU %user %nice %system %iowait %steal %idle 03:41:01 PM all 24.67 0.00 1.43 0.86 0.08 72.97 03:41:01 PM 0 28.37 0.00 0.83 0.33 0.07 70.40 03:41:01 PM 1 35.42 0.00 1.80 1.60 0.08 61.09 03:41:01 PM 2 29.55 0.00 1.91 0.80 0.08 67.65 03:41:01 PM 3 25.13 0.00 1.14 0.95 0.10 72.67 03:41:01 PM 4 22.44 0.00 1.60 0.80 0.07 75.08 03:41:01 PM 5 10.96 0.00 1.05 0.60 0.05 87.33 03:41:01 PM 6 28.78 0.00 1.91 1.22 0.08 68.01 03:41:01 PM 7 16.71 0.00 1.19 0.55 0.07 81.49 03:42:01 PM all 42.16 0.00 1.37 0.37 0.08 56.01 03:42:01 PM 0 48.77 0.00 0.87 0.02 0.08 50.27 03:42:01 PM 1 30.01 0.00 1.30 0.27 0.07 68.36 03:42:01 PM 2 51.70 0.00 1.02 0.15 0.10 47.03 03:42:01 PM 3 39.21 0.00 1.14 0.42 0.08 59.15 03:42:01 PM 4 23.57 0.00 1.04 0.23 0.07 75.10 03:42:01 PM 5 48.23 0.00 2.04 0.35 0.08 49.30 03:42:01 PM 6 64.31 0.00 2.63 1.14 0.08 31.84 03:42:01 PM 7 31.57 0.00 0.95 0.40 0.08 67.00 03:43:01 PM all 20.04 0.00 2.89 0.58 0.07 76.42 03:43:01 PM 0 19.16 0.00 2.74 0.18 0.07 77.85 03:43:01 PM 1 13.03 0.00 2.59 1.36 0.08 82.94 03:43:01 PM 2 21.64 0.00 2.88 0.54 0.05 74.89 03:43:01 PM 3 39.86 0.00 3.31 0.47 0.08 56.28 03:43:01 PM 4 20.37 0.00 3.89 1.56 0.08 74.10 03:43:01 PM 5 16.72 0.00 3.09 0.08 0.08 80.02 03:43:01 PM 6 11.52 0.00 2.56 0.20 0.08 85.64 03:43:01 PM 7 18.08 0.00 2.06 0.22 0.05 79.59 03:44:01 PM all 19.17 0.00 2.14 0.05 0.08 78.56 03:44:01 PM 0 22.56 0.00 2.34 0.05 0.08 74.96 03:44:01 PM 1 18.77 0.00 1.89 0.05 0.07 79.22 03:44:01 PM 2 17.35 0.00 2.53 0.07 0.08 79.97 03:44:01 PM 3 17.01 0.00 1.96 0.07 0.07 80.90 03:44:01 PM 4 17.66 0.00 2.83 0.05 0.08 79.38 03:44:01 PM 5 19.12 0.00 2.06 0.05 0.08 78.68 03:44:01 PM 6 19.07 0.00 1.88 0.03 0.08 78.94 03:44:01 PM 7 21.80 0.00 1.62 0.03 0.08 76.46 03:45:01 PM all 24.01 0.00 1.06 0.03 0.08 74.82 03:45:01 PM 0 25.83 0.00 1.34 0.03 0.08 72.71 03:45:01 PM 1 18.39 0.00 1.15 0.00 0.08 80.38 03:45:01 PM 2 30.53 0.00 1.14 0.02 0.08 68.23 03:45:01 PM 3 40.20 0.00 1.04 0.08 0.08 58.59 03:45:01 PM 4 9.92 0.00 1.20 0.10 0.08 88.69 03:45:01 PM 5 18.45 0.00 0.85 0.00 0.07 80.63 03:45:01 PM 6 17.75 0.00 0.99 0.00 0.07 81.19 03:45:01 PM 7 31.00 0.00 0.82 0.00 0.08 68.10 03:46:01 PM all 32.58 0.00 1.77 0.40 0.08 65.17 03:46:01 PM 0 19.13 0.00 1.56 0.23 0.07 79.01 03:46:01 PM 1 31.56 0.00 1.81 0.64 0.08 65.91 03:46:01 PM 2 31.55 0.00 2.14 0.17 0.08 66.06 03:46:01 PM 3 34.03 0.00 1.95 0.27 0.08 63.67 03:46:01 PM 4 24.07 0.00 1.67 0.42 0.07 73.77 03:46:01 PM 5 38.71 0.00 1.29 0.95 0.08 58.97 03:46:01 PM 6 41.66 0.00 1.54 0.35 0.07 56.38 03:46:01 PM 7 39.95 0.00 2.16 0.20 0.07 57.63 03:47:01 PM all 22.05 0.00 1.90 0.02 0.08 75.95 03:47:01 PM 0 16.36 0.00 2.16 0.00 0.08 81.40 03:47:01 PM 1 24.27 0.00 2.33 0.00 0.08 73.32 03:47:01 PM 2 27.49 0.00 1.61 0.02 0.08 70.80 03:47:01 PM 3 20.90 0.00 2.59 0.03 0.08 76.39 03:47:01 PM 4 16.82 0.00 1.68 0.03 0.08 81.39 03:47:01 PM 5 24.85 0.00 1.61 0.02 0.08 73.44 03:47:01 PM 6 22.35 0.00 1.63 0.00 0.10 75.93 03:47:01 PM 7 23.39 0.00 1.59 0.03 0.07 74.92 03:48:01 PM all 31.24 0.00 2.03 0.39 0.07 66.27 03:48:01 PM 0 18.68 0.00 2.01 0.13 0.07 79.11 03:48:01 PM 1 13.02 0.00 2.14 0.59 0.07 84.18 03:48:01 PM 2 47.52 0.00 2.44 0.07 0.08 49.89 03:48:01 PM 3 39.85 0.00 3.34 2.05 0.08 54.69 03:48:01 PM 4 21.34 0.00 1.99 0.00 0.07 76.60 03:48:01 PM 5 42.29 0.00 1.22 0.00 0.07 56.42 03:48:01 PM 6 20.43 0.00 1.36 0.28 0.05 77.88 03:48:01 PM 7 46.75 0.00 1.75 0.02 0.07 51.41 Average: all 27.00 0.00 1.82 0.34 0.08 70.77 Average: 0 24.87 0.00 1.73 0.12 0.08 73.20 Average: 1 23.06 0.00 1.88 0.56 0.08 74.42 Average: 2 32.18 0.00 1.96 0.23 0.08 65.55 Average: 3 32.02 0.00 2.06 0.54 0.08 65.29 Average: 4 19.52 0.00 1.99 0.40 0.08 78.01 Average: 5 27.42 0.00 1.65 0.26 0.08 70.59 Average: 6 28.24 0.00 1.81 0.40 0.08 69.47 Average: 7 28.66 0.00 1.52 0.18 0.07 69.57