---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2094 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 469 5291 0 2215 7226 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:10:8e:6b brd ff:ff:ff:ff:ff:ff inet 10.32.6.75/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe10:8e6b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2094) 05/02/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:02 tps rtps wtps bread/s bwrtn/s 07:06:01 171.35 86.60 84.75 5028.13 40854.10 07:07:01 73.36 21.28 52.08 1401.13 8835.05 07:08:01 55.51 17.30 38.21 853.06 8477.12 07:09:01 28.75 3.47 25.28 131.98 6165.91 Average: 81.87 31.93 49.94 1840.41 15980.16 07:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6029424 7424048 2137996 26.18 36284 1537012 885832 9.61 571852 1401432 70792 07:07:01 5733592 7426720 2433828 29.80 56816 1800200 824924 8.95 587652 1649312 129684 07:08:01 5399236 7371812 2768184 33.89 64964 2064112 718828 7.80 775192 1781416 157340 07:09:01 5421640 7403216 2745780 33.62 66968 2070764 679108 7.37 751548 1781776 11388 Average: 5645973 7406449 2521447 30.87 56258 1868022 777173 8.43 671561 1653484 92301 07:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.86 1.86 0.17 0.17 0.00 0.00 0.00 0.00 07:06:01 ens3 390.02 211.74 1300.58 65.21 0.00 0.00 0.00 0.00 07:07:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 07:07:01 ens3 72.21 56.81 720.18 13.14 0.00 0.00 0.00 0.00 07:08:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 07:08:01 ens3 176.52 162.84 1860.11 24.62 0.00 0.00 0.00 0.00 07:09:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 07:09:01 ens3 61.52 68.89 29.48 671.05 0.00 0.00 0.00 0.00 Average: lo 1.32 1.32 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 174.17 124.71 976.24 194.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2094) 05/02/26 _x86_64_ (4 CPU) 07:04:57 LINUX RESTART (4 CPU) 07:05:02 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.60 0.00 2.95 5.96 1.88 67.61 07:06:01 0 27.46 0.00 1.95 4.80 1.87 63.92 07:06:01 1 24.50 0.00 4.42 4.54 1.58 64.97 07:06:01 2 12.51 0.00 2.44 11.37 2.43 71.25 07:06:01 3 22.01 0.00 2.94 3.08 1.64 70.33 07:07:01 all 21.02 0.00 1.42 2.21 1.27 74.08 07:07:01 0 24.10 0.00 1.76 0.42 1.13 72.59 07:07:01 1 33.02 0.00 1.83 1.68 1.26 62.21 07:07:01 2 9.96 0.00 1.06 6.63 1.70 80.66 07:07:01 3 17.09 0.00 1.03 0.08 0.97 80.83 07:08:01 all 39.00 0.00 1.84 1.13 3.03 55.01 07:08:01 0 30.14 0.00 1.71 0.55 2.91 64.69 07:08:01 1 47.98 0.00 1.81 1.33 3.22 45.67 07:08:01 2 42.22 0.00 1.86 2.43 2.93 50.57 07:08:01 3 35.69 0.00 1.97 0.23 3.05 59.06 07:09:01 all 20.16 0.00 1.07 1.04 1.20 76.54 07:09:01 0 22.68 0.00 1.03 0.12 0.88 75.30 07:09:01 1 22.05 0.00 0.85 0.66 1.13 75.31 07:09:01 2 28.60 0.00 1.58 3.36 1.15 65.31 07:09:01 3 7.40 0.00 0.82 0.02 1.63 90.13 Average: all 25.46 0.00 1.81 2.57 1.84 68.31 Average: 0 26.09 0.00 1.61 1.46 1.70 69.14 Average: 1 31.93 0.00 2.21 2.04 1.80 62.02 Average: 2 23.31 0.00 1.73 5.94 2.05 66.97 Average: 3 20.53 0.00 1.69 0.84 1.82 75.12