---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9046 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 608 12524 0 2907 15107 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:a9:f2:06 brd ff:ff:ff:ff:ff:ff inet 10.30.107.36/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fea9:f206/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9046) 05/09/26 _x86_64_ (4 CPU) 02:23:41 LINUX RESTART (4 CPU) 02:24:01 tps rtps wtps bread/s bwrtn/s 02:25:02 310.86 53.63 257.23 3575.34 34823.19 02:26:01 176.85 43.64 133.21 2487.71 41904.36 02:27:01 21.56 0.05 21.51 0.93 20194.10 02:28:01 205.73 3.00 202.73 292.08 25974.47 Average: 178.77 25.00 153.76 1585.34 30677.43 02:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:25:02 13929672 15563116 2495296 15.19 66856 1763752 787108 4.50 662684 1614328 232192 02:26:01 12338604 14400616 4086364 24.88 76488 2171360 1837944 10.52 1878680 1962924 114572 02:27:01 12405240 14946360 4019728 24.47 77724 2641888 1310496 7.50 1508648 2252720 416156 02:28:01 12659812 15518528 3765156 22.92 80768 2951628 789476 4.52 1032652 2468396 28372 Average: 12833332 15107155 3591636 21.87 75459 2382157 1181256 6.76 1270666 2074592 197823 02:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:25:02 ens3 390.25 280.01 1886.60 77.39 0.00 0.00 0.00 0.00 02:25:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 02:26:01 ens3 6784.65 3634.59 4632.37 1529.06 0.00 0.00 0.00 0.00 02:26:01 lo 755.52 755.52 57.93 57.93 0.00 0.00 0.00 0.00 02:27:01 ens3 8798.33 6139.38 2340.71 2438.09 0.00 0.00 0.00 0.00 02:27:01 lo 1003.98 1003.98 76.96 76.96 0.00 0.00 0.00 0.00 02:28:01 ens3 498.45 350.81 3179.66 134.19 0.00 0.00 0.00 0.00 02:28:01 lo 0.73 0.73 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 4106.61 2596.77 3003.00 1042.62 0.00 0.00 0.00 0.00 Average: lo 439.07 439.07 33.69 33.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9046) 05/09/26 _x86_64_ (4 CPU) 02:23:41 LINUX RESTART (4 CPU) 02:24:01 CPU %user %nice %system %iowait %steal %idle 02:25:02 all 21.01 0.00 1.81 5.77 0.06 71.36 02:25:02 0 5.61 0.00 1.23 5.77 0.03 87.35 02:25:02 1 15.78 0.00 1.94 13.94 0.07 68.28 02:25:02 2 22.58 0.00 1.34 0.97 0.05 75.06 02:25:02 3 40.03 0.00 2.72 2.38 0.07 54.80 02:26:01 all 49.49 0.00 13.30 1.43 0.10 35.68 02:26:01 0 46.31 0.00 12.38 0.58 0.10 40.62 02:26:01 1 45.51 0.00 14.65 3.53 0.09 36.23 02:26:01 2 49.14 0.00 12.76 0.90 0.09 37.11 02:26:01 3 56.98 0.00 13.40 0.73 0.12 28.77 02:27:01 all 25.31 0.00 35.48 0.25 0.09 38.88 02:27:01 0 22.71 0.00 27.96 0.00 0.08 49.25 02:27:01 1 27.52 0.00 41.37 0.68 0.10 30.33 02:27:01 2 29.32 0.00 60.67 0.13 0.07 9.81 02:27:01 3 21.73 0.00 12.00 0.22 0.10 65.95 02:28:01 all 39.42 0.00 2.05 1.26 0.07 57.20 02:28:01 0 44.51 0.00 2.21 0.72 0.07 52.50 02:28:01 1 41.49 0.00 2.14 1.62 0.07 54.68 02:28:01 2 38.79 0.00 2.37 0.52 0.07 58.26 02:28:01 3 32.85 0.00 1.51 2.19 0.08 63.37 Average: all 33.74 0.00 13.13 2.19 0.08 50.86 Average: 0 29.69 0.00 10.95 1.77 0.07 57.52 Average: 1 32.53 0.00 14.90 4.97 0.08 47.52 Average: 2 34.90 0.00 19.31 0.63 0.07 45.09 Average: 3 37.83 0.00 7.38 1.38 0.09 53.32