---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3730 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 676K 1.6G 1% /run /dev/vda1 78G 9.0G 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 619 12552 0 2867 15091 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:72:16:e7 brd ff:ff:ff:ff:ff:ff inet 10.30.107.116/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe72:16e7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3730) 08/03/26 _x86_64_ (4 CPU) 11:58:44 LINUX RESTART (4 CPU) 11:59:01 tps rtps wtps bread/s bwrtn/s 12:00:02 218.40 29.88 188.52 980.90 62809.93 12:01:01 114.44 4.54 109.90 129.20 15631.66 12:02:01 16.75 5.27 11.48 408.13 1275.87 12:03:01 36.82 2.68 34.14 132.49 19270.78 Average: 96.53 10.62 85.91 413.86 24785.94 11:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:02 13744696 15544600 2680272 16.32 71124 1919896 766968 4.39 680292 1768388 256836 12:01:01 12942900 14938344 3482068 21.20 85500 2091480 1351484 7.73 1313112 1916104 14320 12:02:01 12669264 14704012 3755704 22.87 87200 2127448 1500376 8.59 1578320 1920372 7900 12:03:01 12918032 15518320 3506936 21.35 91224 2680532 779752 4.46 982432 2252820 29452 Average: 13068723 15176319 3356245 20.43 83762 2204839 1099645 6.29 1138539 1964421 77127 11:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:02 lo 1.47 1.47 0.18 0.18 0.00 0.00 0.00 0.00 12:00:02 ens3 128.28 90.45 1842.71 20.46 0.00 0.00 0.00 0.00 12:01:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 12:01:01 ens3 355.92 299.54 2625.75 64.16 0.00 0.00 0.00 0.00 12:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 12:02:01 ens3 541.30 309.48 150.92 210.28 0.00 0.00 0.00 0.00 12:03:01 lo 2.95 2.95 0.27 0.27 0.00 0.00 0.00 0.00 12:03:01 ens3 382.87 285.05 739.98 1788.47 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 352.07 245.91 1334.49 522.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3730) 08/03/26 _x86_64_ (4 CPU) 11:58:44 LINUX RESTART (4 CPU) 11:59:01 CPU %user %nice %system %iowait %steal %idle 12:00:02 all 19.92 0.00 1.62 3.06 0.06 75.34 12:00:02 0 16.32 0.00 1.37 0.58 0.05 81.68 12:00:02 1 12.30 0.00 1.18 2.89 0.07 83.57 12:00:02 2 11.30 0.00 1.52 7.96 0.07 79.15 12:00:02 3 39.68 0.00 2.45 0.83 0.07 56.97 12:01:01 all 26.41 0.00 1.49 0.37 0.07 71.67 12:01:01 0 29.62 0.00 0.87 0.10 0.07 69.34 12:01:01 1 28.45 0.00 2.74 0.02 0.09 68.71 12:01:01 2 24.82 0.00 1.11 1.33 0.07 72.68 12:01:01 3 22.72 0.00 1.26 0.00 0.07 75.96 12:02:01 all 35.53 0.00 5.24 0.08 0.06 59.09 12:02:01 0 32.65 0.00 8.10 0.10 0.07 59.07 12:02:01 1 23.24 0.00 0.52 0.02 0.08 76.14 12:02:01 2 23.84 0.00 3.17 0.10 0.05 72.84 12:02:01 3 62.30 0.00 9.14 0.10 0.07 28.39 12:03:01 all 37.13 0.00 2.18 0.35 0.08 60.27 12:03:01 0 44.14 0.00 2.64 0.05 0.07 53.11 12:03:01 1 35.05 0.00 1.89 0.05 0.07 62.94 12:03:01 2 33.86 0.00 2.79 1.27 0.10 61.98 12:03:01 3 35.46 0.00 1.40 0.02 0.07 63.06 Average: all 29.76 0.00 2.64 0.96 0.07 66.57 Average: 0 30.69 0.00 3.25 0.21 0.06 65.79 Average: 1 24.75 0.00 1.58 0.74 0.08 72.85 Average: 2 23.45 0.00 2.15 2.67 0.07 71.66 Average: 3 40.12 0.00 3.57 0.24 0.07 56.00