---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5550 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 473 5248 0 2254 7220 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:63:74:e5 brd ff:ff:ff:ff:ff:ff inet 10.32.7.190/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86087sec preferred_lft 86087sec inet6 fe80::f816:3eff:fe63:74e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5550) 07/11/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:02 tps rtps wtps bread/s bwrtn/s 14:56:02 144.01 56.14 87.87 3700.53 41488.04 14:57:01 88.43 30.50 57.92 1729.61 10189.59 14:58:01 74.16 7.18 66.98 468.38 8390.67 14:59:01 26.37 3.65 22.73 156.35 4894.77 15:00:01 21.63 0.08 21.55 2.80 1420.30 Average: 70.61 19.35 51.26 1201.38 13191.94 14:55:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5986548 7427996 2180872 26.70 38336 1582456 681716 7.40 576764 1439344 98568 14:57:01 5583204 7356088 2584216 31.64 58356 1875948 841608 9.13 662568 1720572 150616 14:58:01 5156836 7038356 3010584 36.86 65024 1972772 1051532 11.41 1030532 1767096 4036 14:59:01 5413612 7430536 2753808 33.72 68372 2102732 640660 6.95 714484 1824080 28296 15:00:01 5338312 7358116 2829108 34.64 70120 2103716 719740 7.81 789192 1823388 10752 Average: 5495702 7322218 2671718 32.71 60042 1927525 787051 8.54 754708 1714896 58454 14:55:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 ens3 459.40 263.09 1541.34 68.36 0.00 0.00 0.00 0.00 14:56:02 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 14:57:01 ens3 76.63 61.48 537.82 16.03 0.00 0.00 0.00 0.00 14:57:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 267.61 314.28 1312.88 49.90 0.00 0.00 0.00 0.00 14:58:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 14:59:01 ens3 117.36 125.92 320.99 629.06 0.00 0.00 0.00 0.00 14:59:01 lo 1.17 1.17 0.10 0.10 0.00 0.00 0.00 0.00 15:00:01 ens3 10.21 10.68 7.99 4.95 0.00 0.00 0.00 0.00 15:00:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 185.69 155.05 742.23 154.42 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5550) 07/11/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:02 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.70 0.00 2.53 4.27 1.13 69.37 14:56:02 0 19.26 0.00 1.42 3.41 1.02 74.89 14:56:02 1 16.47 0.00 3.99 1.32 0.98 77.24 14:56:02 2 20.83 0.00 2.55 7.71 1.17 67.73 14:56:02 3 34.18 0.00 2.15 4.70 1.32 57.65 14:57:01 all 22.88 0.00 1.47 1.82 0.95 72.88 14:57:01 0 52.49 0.00 2.59 0.36 1.61 42.96 14:57:01 1 4.10 0.00 0.44 0.73 0.30 94.43 14:57:01 2 27.01 0.00 2.03 1.17 1.33 68.46 14:57:01 3 7.92 0.00 0.88 5.00 0.57 85.63 14:58:01 all 37.93 0.00 2.02 1.76 2.28 56.02 14:58:01 0 45.98 0.00 2.30 1.42 2.07 48.22 14:58:01 1 38.17 0.00 1.65 3.21 2.39 54.58 14:58:01 2 32.58 0.00 2.06 2.05 2.36 60.95 14:58:01 3 35.00 0.00 2.04 0.33 2.29 60.34 14:59:01 all 23.54 0.00 1.19 0.61 0.93 73.73 14:59:01 0 11.25 0.00 0.78 1.13 0.50 86.33 14:59:01 1 37.49 0.00 1.62 0.32 1.27 59.31 14:59:01 2 29.65 0.00 1.41 0.88 1.15 66.91 14:59:01 3 15.80 0.00 0.95 0.08 0.80 82.37 15:00:01 all 18.80 0.00 0.69 0.55 0.57 79.38 15:00:01 0 21.81 0.00 0.87 0.87 0.73 75.72 15:00:01 1 44.91 0.00 1.15 0.15 1.07 52.72 15:00:01 2 3.27 0.00 0.30 1.23 0.23 94.98 15:00:01 3 5.31 0.00 0.45 0.00 0.27 93.97 Average: all 25.18 0.00 1.58 1.79 1.17 70.28 Average: 0 30.13 0.00 1.59 1.43 1.18 65.66 Average: 1 28.34 0.00 1.77 1.14 1.21 67.54 Average: 2 22.65 0.00 1.67 2.59 1.25 71.85 Average: 3 19.61 0.00 1.29 2.01 1.05 76.04