---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9898 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 UTC 2022 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: 2800.000 BogoMIPS: 5600.00 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 xtopology 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 arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.9G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1121 12110 0 2808 14594 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9d:e8:a1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.188/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe9d:e8a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9898) 01/06/24 _x86_64_ (4 CPU) 03:39:39 LINUX RESTART (4 CPU) 03:40:01 tps rtps wtps bread/s bwrtn/s 03:41:01 116.23 28.96 87.27 1494.82 31036.96 03:42:01 187.69 42.89 144.79 1465.09 43374.37 03:43:01 34.79 13.40 21.40 457.79 13074.89 03:44:01 11.00 0.38 10.61 11.06 777.74 03:45:01 31.98 3.32 28.66 150.37 18124.85 Average: 76.34 17.79 58.55 715.83 21277.76 03:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:41:01 13943132 15534372 2481828 15.11 62356 1730308 826028 4.73 704916 1565464 178744 03:42:01 12210188 14267068 4214772 25.66 78680 2162432 2358232 13.50 2033944 1932888 45016 03:43:01 9926196 12024940 6498764 39.57 79640 2202260 4855192 27.79 4324196 1917636 204 03:44:01 13077260 15582148 3347700 20.38 81000 2600372 710068 4.06 994188 2093184 379904 03:45:01 12416420 14953104 4008540 24.41 84636 2628124 1285012 7.35 1753348 1993188 43012 Average: 12314639 14472326 4110321 25.02 77262 2264699 2006906 11.49 1962118 1900472 129376 03:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:41:01 ens3 63.77 41.36 983.74 7.35 0.00 0.00 0.00 0.00 03:41:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 03:42:01 ens3 509.13 359.92 4530.71 77.84 0.00 0.00 0.00 0.00 03:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:43:01 ens3 1280.00 688.44 347.12 259.22 0.00 0.00 0.00 0.00 03:43:01 lo 0.38 0.38 0.07 0.07 0.00 0.00 0.00 0.00 03:44:01 ens3 1278.27 789.49 687.48 333.35 0.00 0.00 0.00 0.00 03:44:01 lo 4.38 4.38 3.43 3.43 0.00 0.00 0.00 0.00 03:45:01 ens3 293.00 203.08 360.31 260.84 0.00 0.00 0.00 0.00 03:45:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 684.84 416.46 1381.87 187.72 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.75 0.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9898) 01/06/24 _x86_64_ (4 CPU) 03:39:39 LINUX RESTART (4 CPU) 03:40:01 CPU %user %nice %system %iowait %steal %idle 03:41:01 all 20.59 0.00 1.42 4.50 0.05 73.44 03:41:01 0 9.66 0.00 0.97 3.07 0.05 86.25 03:41:01 1 28.65 0.00 1.90 1.03 0.05 68.37 03:41:01 2 41.58 0.00 2.10 2.30 0.07 53.95 03:41:01 3 2.39 0.00 0.69 11.59 0.03 85.29 03:42:01 all 32.74 0.00 2.02 4.13 0.08 61.04 03:42:01 0 35.38 0.00 2.31 1.21 0.08 61.02 03:42:01 1 27.94 0.00 1.61 4.57 0.07 65.81 03:42:01 2 36.33 0.00 1.92 0.87 0.07 60.81 03:42:01 3 31.27 0.00 2.24 9.88 0.07 56.54 03:43:01 all 49.17 0.00 2.12 0.74 0.08 47.89 03:43:01 0 39.62 0.00 1.84 0.00 0.08 58.45 03:43:01 1 48.10 0.00 1.87 0.13 0.07 49.82 03:43:01 2 49.75 0.00 2.96 0.18 0.08 47.02 03:43:01 3 59.21 0.00 1.79 2.64 0.10 36.26 03:44:01 all 35.59 0.00 2.17 0.03 0.07 62.15 03:44:01 0 26.21 0.00 1.94 0.02 0.05 71.78 03:44:01 1 33.26 0.00 2.71 0.00 0.07 63.97 03:44:01 2 56.72 0.00 1.84 0.00 0.08 41.36 03:44:01 3 26.12 0.00 2.18 0.10 0.05 71.55 03:45:01 all 26.52 0.00 1.00 1.44 0.06 70.98 03:45:01 0 27.94 0.00 1.03 0.02 0.05 70.95 03:45:01 1 31.59 0.00 0.90 0.79 0.08 66.64 03:45:01 2 28.07 0.00 1.17 0.25 0.08 70.43 03:45:01 3 18.49 0.00 0.92 4.67 0.05 75.88 Average: all 32.91 0.00 1.75 2.17 0.07 63.11 Average: 0 27.77 0.00 1.62 0.86 0.06 69.69 Average: 1 33.91 0.00 1.80 1.30 0.07 62.92 Average: 2 42.48 0.00 2.00 0.72 0.08 54.72 Average: 3 27.49 0.00 1.56 5.78 0.06 65.11