---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3031 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: 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): 0-3 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 550 12622 0 2867 15161 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:87:81:9d brd ff:ff:ff:ff:ff:ff inet 10.30.106.89/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86085sec preferred_lft 86085sec inet6 fe80::f816:3eff:fe87:819d/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-3031) 08/03/26 _x86_64_ (4 CPU) 11:38:43 LINUX RESTART (4 CPU) 11:39:01 tps rtps wtps bread/s bwrtn/s 11:40:02 150.07 19.20 130.88 727.48 53925.01 11:41:01 128.57 15.40 113.17 387.46 15426.00 11:42:01 24.13 0.02 24.11 0.40 4651.22 11:43:01 22.11 5.90 16.21 427.53 1537.08 Average: 81.02 10.11 70.92 385.71 18899.30 11:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:02 13871088 15630340 2553880 15.55 69568 1882104 716304 4.10 590096 1735124 323904 11:41:01 13342872 15220156 3082096 18.76 82292 1980316 1154724 6.61 1030264 1809044 9180 11:42:01 12632736 14633068 3792232 23.09 85460 2096520 1618528 9.26 1622152 1919472 736 11:43:01 11769436 13885080 4655532 28.34 88340 2205104 2359244 13.50 2435356 1957852 61592 Average: 12904033 14842161 3520935 21.44 81415 2041011 1462200 8.37 1419467 1855373 98853 11:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:02 ens3 100.80 67.54 1663.05 28.89 0.00 0.00 0.00 0.00 11:40:02 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 11:41:01 ens3 296.92 250.23 1034.85 81.03 0.00 0.00 0.00 0.00 11:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:42:01 ens3 314.41 257.99 1793.56 116.36 0.00 0.00 0.00 0.00 11:42:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:43:01 ens3 594.72 382.47 575.71 170.71 0.00 0.00 0.00 0.00 11:43:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 326.84 239.51 1267.76 99.32 0.00 0.00 0.00 0.00 Average: lo 0.62 0.62 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3031) 08/03/26 _x86_64_ (4 CPU) 11:38:43 LINUX RESTART (4 CPU) 11:39:01 CPU %user %nice %system %iowait %steal %idle 11:40:02 all 19.35 0.00 1.56 4.65 0.08 74.37 11:40:02 0 9.63 0.00 1.35 9.82 0.05 79.15 11:40:02 1 10.86 0.00 1.05 2.06 0.05 85.98 11:40:02 2 47.15 0.00 2.79 1.69 0.10 48.27 11:40:02 3 9.72 0.00 1.04 5.04 0.08 84.13 11:41:01 all 18.51 0.00 1.66 0.57 0.07 79.20 11:41:01 0 16.15 0.00 1.92 1.07 0.08 80.78 11:41:01 1 19.50 0.00 1.74 1.02 0.10 77.64 11:41:01 2 20.13 0.00 2.21 0.03 0.05 77.58 11:41:01 3 18.26 0.00 0.80 0.14 0.07 80.74 11:42:01 all 25.15 0.00 3.68 0.02 0.06 71.09 11:42:01 0 21.75 0.00 2.45 0.00 0.07 75.74 11:42:01 1 38.01 0.00 6.74 0.03 0.07 55.15 11:42:01 2 12.56 0.00 0.63 0.00 0.07 86.73 11:42:01 3 28.26 0.00 4.87 0.05 0.05 66.77 11:43:01 all 40.66 0.00 3.17 0.09 0.07 56.01 11:43:01 0 37.81 0.00 2.51 0.02 0.08 59.59 11:43:01 1 40.08 0.00 4.70 0.13 0.05 55.04 11:43:01 2 43.41 0.00 1.29 0.20 0.07 55.03 11:43:01 3 41.36 0.00 4.19 0.02 0.07 54.37 Average: all 25.95 0.00 2.52 1.33 0.07 70.12 Average: 0 21.35 0.00 2.06 2.74 0.07 73.78 Average: 1 27.16 0.00 3.57 0.81 0.07 68.40 Average: 2 30.86 0.00 1.73 0.48 0.07 66.86 Average: 3 24.43 0.00 2.73 1.31 0.07 71.46