---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-479 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 8.0G 12G 42% / 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 478 4852 0 2644 7210 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:50:a9:7d brd ff:ff:ff:ff:ff:ff inet 10.32.7.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fe50:a97d/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-479) 05/09/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:02 148.50 66.58 81.92 4275.11 40668.73 19:40:01 74.61 24.03 50.58 1473.24 8404.95 19:41:01 81.27 14.46 66.81 827.86 22954.08 19:42:01 40.19 2.20 37.99 122.78 4877.45 Average: 86.20 26.83 59.37 1675.66 19272.62 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:02 5987596 7414848 2179824 26.69 36776 1570144 691924 7.51 582632 1433236 87368 19:40:01 5699696 7395100 2467724 30.21 56656 1803044 824996 8.95 640064 1632096 130180 19:41:01 4553692 6833124 3613728 44.25 62536 2369712 1213576 13.17 1226080 2165672 6096 19:42:01 4976928 7386208 3190492 39.06 67352 2491692 676372 7.34 724384 2241312 24580 Average: 5304478 7257320 2862942 35.05 55830 2058648 851717 9.24 793290 1868079 62056 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 19:39:02 ens3 394.29 208.96 1444.73 63.44 0.00 0.00 0.00 0.00 19:40:01 lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 19:40:01 ens3 70.72 51.72 459.15 15.17 0.00 0.00 0.00 0.00 19:41:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:41:01 ens3 545.53 463.55 8992.57 65.90 0.00 0.00 0.00 0.00 19:42:01 lo 1.32 1.32 0.18 0.18 0.00 0.00 0.00 0.00 19:42:01 ens3 236.96 212.43 870.44 49.53 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 312.90 234.94 2952.30 48.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-479) 05/09/26 _x86_64_ (4 CPU) 19:37:56 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:02 all 21.83 0.00 3.03 4.73 2.34 68.07 19:39:02 0 27.55 0.00 1.66 2.35 2.60 65.83 19:39:02 1 32.77 0.00 2.89 4.84 2.48 57.03 19:39:02 2 14.54 0.00 2.06 7.21 2.35 73.83 19:39:02 3 12.44 0.00 5.51 4.53 1.94 75.57 19:40:01 all 21.54 0.00 1.47 2.02 2.06 72.91 19:40:01 0 29.02 0.00 1.70 1.37 2.06 65.86 19:40:01 1 13.58 0.00 0.71 0.46 1.18 84.07 19:40:01 2 23.82 0.00 2.37 4.18 2.53 67.10 19:40:01 3 19.77 0.00 1.07 2.05 2.42 74.69 19:41:01 all 37.66 0.00 2.23 1.06 5.14 53.91 19:41:01 0 45.54 0.00 2.36 0.78 4.78 46.54 19:41:01 1 37.48 0.00 1.35 0.43 4.63 56.12 19:41:01 2 34.50 0.00 2.73 2.38 5.39 55.00 19:41:01 3 33.15 0.00 2.49 0.64 5.76 57.95 19:42:01 all 26.14 0.00 1.38 0.77 2.59 69.13 19:42:01 0 15.84 0.00 0.98 0.33 1.95 80.89 19:42:01 1 32.01 0.00 1.84 0.30 2.83 63.02 19:42:01 2 33.02 0.00 1.38 2.39 2.67 60.54 19:42:01 3 23.72 0.00 1.32 0.07 2.90 71.99 Average: all 26.83 0.00 2.03 2.14 3.04 65.96 Average: 0 29.50 0.00 1.68 1.21 2.85 64.77 Average: 1 29.05 0.00 1.70 1.50 2.79 64.95 Average: 2 26.50 0.00 2.13 4.04 3.24 64.09 Average: 3 22.30 0.00 2.60 1.82 3.26 70.02