---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4905 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 8.6G 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 597 12991 0 2450 15123 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:7d:99:c4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.155/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe7d:99c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4905) 12/14/23 _x86_64_ (4 CPU) 03:38:20 LINUX RESTART (4 CPU) 03:39:02 tps rtps wtps bread/s bwrtn/s 03:40:01 107.86 13.61 94.26 991.70 25303.37 03:41:01 117.69 20.94 96.75 835.59 27373.01 03:42:01 24.18 1.78 22.40 49.73 17209.80 03:43:01 50.17 2.03 48.14 85.32 19478.62 Average: 74.84 9.58 65.27 488.50 22329.02 03:39:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 13799432 15491120 2625536 15.99 69788 1816700 878572 5.03 745528 1654456 165148 03:41:01 12708216 14641552 3716752 22.63 81204 2037356 1629924 9.33 1650884 1818712 48420 03:42:01 12590932 14534436 3834036 23.34 81828 2046252 1983548 11.35 1783412 1802532 2424 03:43:01 13364608 15547492 3060360 18.63 88304 2275888 758816 4.34 863720 1943388 31968 Average: 13115797 15053650 3309171 20.15 80281 2044049 1312715 7.51 1260886 1804772 61990 03:39:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 ens3 64.02 42.26 1113.52 7.37 0.00 0.00 0.00 0.00 03:40:01 lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 03:41:01 ens3 362.30 310.33 2530.60 79.47 0.00 0.00 0.00 0.00 03:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:42:01 ens3 395.10 266.47 129.78 85.56 0.00 0.00 0.00 0.00 03:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:43:01 ens3 354.04 257.01 517.24 855.20 0.00 0.00 0.00 0.00 03:43:01 lo 1.87 1.87 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 294.83 219.76 1072.68 257.94 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4905) 12/14/23 _x86_64_ (4 CPU) 03:38:20 LINUX RESTART (4 CPU) 03:39:02 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 20.33 0.00 1.45 4.39 0.06 73.77 03:40:01 0 5.11 0.00 0.58 0.48 0.10 93.73 03:40:01 1 32.58 0.00 1.94 2.67 0.05 62.77 03:40:01 2 41.37 0.00 2.59 1.39 0.05 54.60 03:40:01 3 2.42 0.00 0.69 12.94 0.05 83.90 03:41:01 all 32.73 0.00 1.37 2.18 0.08 63.64 03:41:01 0 41.22 0.00 1.45 0.42 0.08 56.82 03:41:01 1 33.11 0.00 1.49 4.62 0.08 60.70 03:41:01 2 26.15 0.00 1.35 1.13 0.07 71.30 03:41:01 3 30.45 0.00 1.19 2.56 0.07 65.74 03:42:01 all 61.70 0.00 2.28 0.66 0.08 35.28 03:42:01 0 65.84 0.00 2.48 0.02 0.08 31.58 03:42:01 1 64.93 0.00 2.46 1.74 0.08 30.79 03:42:01 2 63.23 0.00 2.01 0.05 0.10 34.61 03:42:01 3 52.71 0.00 2.22 0.84 0.08 44.15 03:43:01 all 30.38 0.00 1.83 2.13 0.06 65.60 03:43:01 0 20.32 0.00 1.97 0.10 0.03 77.58 03:43:01 1 28.40 0.00 1.50 6.27 0.05 63.78 03:43:01 2 44.74 0.00 2.36 0.37 0.05 52.48 03:43:01 3 28.13 0.00 1.46 1.76 0.08 68.57 Average: all 36.33 0.00 1.73 2.33 0.07 59.54 Average: 0 33.21 0.00 1.62 0.25 0.08 64.84 Average: 1 39.78 0.00 1.84 3.83 0.07 54.48 Average: 2 43.87 0.00 2.07 0.73 0.07 53.26 Average: 3 28.47 0.00 1.39 4.51 0.07 65.57