---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5030 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 9.6G 68G 13% / 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 565 11876 0 3597 15144 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:2b:2d:d1 brd ff:ff:ff:ff:ff:ff inet 10.30.106.179/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fe2b:2dd1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5030) 11/02/26 _x86_64_ (4 CPU) 11:37:09 LINUX RESTART (4 CPU) 11:38:02 tps rtps wtps bread/s bwrtn/s 11:39:01 195.56 40.46 155.10 2454.49 24559.95 11:40:01 64.60 5.30 59.30 190.47 12525.16 11:41:01 165.72 5.70 160.02 173.84 23583.40 Average: 141.66 17.02 124.64 931.18 20198.43 11:38:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:39:01 12403680 14475408 4021280 24.48 77508 2178188 1800268 10.30 1804652 1967920 66064 11:40:01 9370352 11802360 7054608 42.95 86112 2491984 4372444 25.02 4559884 2186884 171600 11:41:01 7953504 10873548 8471456 51.58 93108 2937892 5155520 29.50 5681336 2443052 90944 Average: 9909179 12383772 6515781 39.67 85576 2536021 3776077 21.61 4015291 2199285 109536 11:38:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:39:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 11:39:01 ens3 357.91 255.18 3117.99 50.62 0.00 0.00 0.00 0.00 11:40:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:40:01 ens3 77.04 43.45 149.66 21.28 0.00 0.00 0.00 0.00 11:41:01 lo 1.07 1.07 13.50 13.50 0.00 0.00 0.00 0.00 11:41:01 ens3 274.44 168.32 1041.24 55.94 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 4.56 4.56 0.00 0.00 0.00 0.00 Average: ens3 235.78 155.10 1426.93 42.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5030) 11/02/26 _x86_64_ (4 CPU) 11:37:09 LINUX RESTART (4 CPU) 11:38:02 CPU %user %nice %system %iowait %steal %idle 11:39:01 all 40.88 0.00 2.23 1.20 0.02 55.66 11:39:01 0 47.76 0.00 2.78 1.43 0.03 48.00 11:39:01 1 45.16 0.00 2.57 1.07 0.03 51.16 11:39:01 2 34.90 0.00 1.19 0.39 0.00 63.53 11:39:01 3 35.70 0.00 2.36 1.90 0.02 60.02 11:40:01 all 64.42 0.00 1.69 0.23 0.03 33.63 11:40:01 0 74.38 0.00 2.40 0.10 0.03 23.08 11:40:01 1 54.47 0.00 1.12 0.00 0.02 44.39 11:40:01 2 67.24 0.00 1.44 0.67 0.03 30.62 11:40:01 3 61.57 0.00 1.84 0.17 0.03 36.39 11:41:01 all 57.64 0.00 2.33 0.52 0.02 39.49 11:41:01 0 54.34 0.00 1.40 0.08 0.02 44.15 11:41:01 1 58.39 0.00 2.12 0.33 0.02 39.13 11:41:01 2 61.81 0.00 3.16 1.54 0.02 33.48 11:41:01 3 56.03 0.00 2.65 0.13 0.02 41.17 Average: all 54.39 0.00 2.09 0.65 0.02 42.86 Average: 0 58.89 0.00 2.19 0.53 0.03 38.36 Average: 1 52.73 0.00 1.93 0.47 0.02 44.85 Average: 2 54.75 0.00 1.93 0.87 0.02 42.43 Average: 3 51.19 0.00 2.28 0.73 0.02 45.78