---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2221 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 481 5310 0 2183 7213 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:84:6b:67 brd ff:ff:ff:ff:ff:ff inet 10.32.6.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe84:6b67/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2221) 05/03/26 _x86_64_ (4 CPU) 12:46:58 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 181.27 95.78 85.49 5172.87 40910.00 12:49:01 86.71 30.57 56.14 1730.83 9070.06 12:50:01 69.84 8.84 60.99 510.46 7404.00 12:51:02 28.13 3.40 24.73 129.25 4993.34 Average: 91.50 34.66 56.84 1886.11 15619.28 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5984900 7411720 2182512 26.72 37048 1569504 686032 7.44 588032 1430968 87052 12:49:01 5621632 7327420 2545780 31.17 57632 1812044 789488 8.57 692076 1656328 99256 12:50:01 5480576 7413052 2686836 32.90 65216 2024760 668028 7.25 723216 1753908 113204 12:51:02 5409436 7356944 2757976 33.77 67480 2036348 717188 7.78 787380 1758256 8608 Average: 5624136 7377284 2543276 31.14 56844 1860664 715184 7.76 697676 1649865 77030 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 451.74 252.14 1555.08 66.37 0.00 0.00 0.00 0.00 12:48:02 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 12:49:01 ens3 74.17 68.21 491.15 19.19 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 314.56 359.66 1546.16 60.97 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:02 ens3 53.98 63.41 28.75 603.84 0.00 0.00 0.00 0.00 12:51:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 224.23 186.35 906.99 188.33 0.00 0.00 0.00 0.00 Average: lo 1.26 1.26 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2221) 05/03/26 _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 22.26 0.00 2.94 5.74 1.31 67.75 12:48:02 0 10.35 0.00 1.86 2.98 0.98 83.83 12:48:02 1 29.55 0.00 2.16 2.93 1.46 63.89 12:48:02 2 14.28 0.00 4.54 10.34 1.03 69.81 12:48:02 3 34.84 0.00 3.25 6.73 1.75 53.43 12:49:01 all 25.06 0.00 1.62 1.97 1.45 69.90 12:49:01 0 20.45 0.00 1.46 1.93 1.20 74.96 12:49:01 1 31.53 0.00 1.87 0.59 1.77 64.24 12:49:01 2 9.57 0.00 1.08 5.01 0.80 83.54 12:49:01 3 38.63 0.00 2.08 0.34 2.04 56.91 12:50:01 all 42.99 0.00 2.40 1.17 2.76 50.68 12:50:01 0 35.24 0.00 2.18 0.15 2.63 59.79 12:50:01 1 53.35 0.00 1.45 0.93 2.63 41.64 12:50:01 2 37.91 0.00 3.02 1.28 2.61 55.18 12:50:01 3 45.46 0.00 2.90 2.32 3.17 46.14 12:51:02 all 19.70 0.00 0.94 0.63 0.79 77.94 12:51:02 0 5.42 0.00 0.55 0.07 0.45 93.52 12:51:02 1 21.56 0.00 1.00 0.03 0.83 76.57 12:51:02 2 23.78 0.00 0.83 0.23 0.87 74.29 12:51:02 3 28.08 0.00 1.38 2.18 1.02 67.34 Average: all 27.52 0.00 1.98 2.38 1.58 66.55 Average: 0 17.84 0.00 1.51 1.28 1.32 78.05 Average: 1 34.01 0.00 1.62 1.12 1.67 61.58 Average: 2 21.44 0.00 2.38 4.21 1.33 70.64 Average: 3 36.76 0.00 2.40 2.90 2.00 55.94