---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5641 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 474 5246 0 2254 7218 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:ff:c8:39 brd ff:ff:ff:ff:ff:ff inet 10.32.7.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:feff:c839/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5641) 07/12/26 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 135.80 54.72 81.09 3588.94 40747.90 14:57:01 76.41 20.86 55.56 1411.18 10200.75 14:58:01 91.08 18.38 72.70 824.40 9262.59 14:59:01 27.85 1.93 25.91 113.31 5113.81 Average: 82.82 23.99 58.83 1484.85 16357.67 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5994992 7430476 2172420 26.60 37892 1577168 682092 7.40 573072 1436204 87152 14:57:01 5639068 7402516 2528344 30.96 58476 1866368 814640 8.84 612848 1714552 156384 14:58:01 5445328 7448440 2722084 33.33 66536 2091348 626300 6.80 687336 1820652 115928 14:59:01 5341796 7360148 2825616 34.60 69104 2103480 703136 7.63 784944 1825372 9248 Average: 5605296 7410395 2562116 31.37 58002 1909591 706542 7.67 664550 1699195 92178 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 497.90 290.70 1517.44 68.56 0.00 0.00 0.00 0.00 14:56:02 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 73.79 59.89 535.14 15.53 0.00 0.00 0.00 0.00 14:57:01 lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 380.39 404.20 1622.34 75.22 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 55.61 65.42 28.26 596.79 0.00 0.00 0.00 0.00 14:59:01 lo 1.33 1.33 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 252.67 205.66 927.44 189.74 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5641) 07/12/26 _x86_64_ (4 CPU) 14:54:52 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 23.10 0.00 2.13 4.27 0.99 69.51 14:56:02 0 24.44 0.00 2.09 3.36 0.97 69.15 14:56:02 1 23.16 0.00 2.30 2.27 1.07 71.20 14:56:02 2 12.58 0.00 1.21 6.72 0.74 78.76 14:56:02 3 32.20 0.00 2.93 4.78 1.17 58.93 14:57:01 all 22.03 0.00 1.44 1.83 0.86 73.85 14:57:01 0 36.52 0.00 1.71 0.97 1.05 59.75 14:57:01 1 12.49 0.00 1.02 0.71 0.61 85.17 14:57:01 2 11.05 0.00 1.07 4.89 0.69 82.30 14:57:01 3 28.08 0.00 1.95 0.73 1.10 68.15 14:58:01 all 44.23 0.00 2.39 1.29 2.60 49.49 14:58:01 0 48.25 0.00 1.98 2.15 2.35 45.26 14:58:01 1 44.87 0.00 2.70 1.07 2.54 48.81 14:58:01 2 37.20 0.00 1.97 0.88 2.45 57.51 14:58:01 3 46.65 0.00 2.89 1.08 3.05 46.32 14:59:01 all 20.76 0.00 0.78 0.95 0.62 76.89 14:59:01 0 25.55 0.00 0.87 0.13 0.63 72.82 14:59:01 1 5.85 0.00 0.57 1.30 0.37 91.91 14:59:01 2 24.87 0.00 0.85 2.13 0.77 71.38 14:59:01 3 26.73 0.00 0.85 0.22 0.72 71.49 Average: all 27.57 0.00 1.68 2.09 1.27 67.39 Average: 0 33.68 0.00 1.66 1.65 1.25 61.75 Average: 1 21.63 0.00 1.65 1.34 1.15 74.23 Average: 2 21.51 0.00 1.27 3.64 1.17 72.41 Average: 3 33.45 0.00 2.16 1.70 1.51 61.18