---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5632 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 7.7G 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 462 5259 0 2254 7231 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:45:ab:21 brd ff:ff:ff:ff:ff:ff inet 10.32.6.45/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe45:ab21/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5632) 07/12/26 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 180.09 99.03 81.05 5207.93 40337.29 12:49:01 56.01 0.19 55.83 22.37 9807.66 12:50:01 108.61 37.45 71.16 2158.75 9853.25 12:51:01 33.46 3.18 30.28 144.51 5701.45 Average: 94.70 35.11 59.60 1891.11 16452.04 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6040460 7432772 2126960 26.04 36472 1536448 692260 7.51 569232 1399252 70848 12:49:01 5668512 7389096 2498908 30.60 56832 1826052 713168 7.74 626528 1674756 182056 12:50:01 5092964 6975104 3074456 37.64 65116 1973176 1167624 12.67 1095420 1767232 6796 12:51:01 5418636 7435412 2748784 33.66 68548 2102620 651648 7.07 710808 1824628 9408 Average: 5555143 7308096 2612277 31.98 56742 1859574 806175 8.75 750497 1666467 67277 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 12:48:02 ens3 474.62 271.44 1287.03 68.59 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 56.10 47.90 671.06 5.25 0.00 0.00 0.00 0.00 12:50:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 312.06 348.88 1485.84 65.54 0.00 0.00 0.00 0.00 12:51:01 lo 1.30 1.30 0.11 0.11 0.00 0.00 0.00 0.00 12:51:01 ens3 109.20 130.00 319.87 617.51 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 238.75 200.19 942.09 189.98 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5632) 07/12/26 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.65 0.00 2.84 5.47 1.09 68.95 12:48:02 0 20.33 0.00 1.85 6.99 1.02 69.81 12:48:02 1 36.52 0.00 2.76 3.01 1.37 56.35 12:48:02 2 13.80 0.00 4.55 3.04 0.98 77.63 12:48:02 3 15.92 0.00 2.21 8.87 0.95 72.05 12:49:01 all 20.88 0.00 1.27 1.42 0.81 75.62 12:49:01 0 12.93 0.00 0.69 0.08 0.91 85.38 12:49:01 1 63.87 0.00 3.41 0.27 1.58 30.87 12:49:01 2 0.17 0.00 0.07 0.00 0.37 99.39 12:49:01 3 6.68 0.00 0.91 5.32 0.39 86.70 12:50:01 all 40.32 0.00 2.33 2.08 2.53 52.73 12:50:01 0 39.71 0.00 1.40 0.82 2.37 55.70 12:50:01 1 42.36 0.00 2.84 3.31 2.32 49.17 12:50:01 2 42.85 0.00 2.11 2.16 2.76 50.13 12:50:01 3 36.39 0.00 2.97 2.03 2.69 55.92 12:51:01 all 22.48 0.00 1.20 0.84 0.86 74.62 12:51:01 0 39.04 0.00 1.48 0.27 1.27 57.95 12:51:01 1 36.08 0.00 1.38 2.07 1.18 59.28 12:51:01 2 8.90 0.00 1.15 0.98 0.60 88.37 12:51:01 3 5.84 0.00 0.78 0.07 0.40 92.91 Average: all 26.35 0.00 1.91 2.45 1.33 67.95 Average: 0 28.05 0.00 1.36 2.04 1.39 67.15 Average: 1 44.63 0.00 2.59 2.17 1.61 48.99 Average: 2 16.47 0.00 1.98 1.55 1.18 78.82 Average: 3 16.27 0.00 1.72 4.06 1.11 76.83