---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5439 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 468 5252 0 2254 7224 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:3e:d6:96 brd ff:ff:ff:ff:ff:ff inet 10.32.7.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe3e:d696/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5439) 07/10/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:03 141.58 55.37 86.20 3656.86 41009.05 14:57:01 87.35 30.99 56.35 1744.25 9895.67 14:58:01 81.70 8.90 72.80 511.51 9242.59 14:59:01 27.55 2.00 25.55 115.98 4983.97 Average: 84.52 24.26 60.26 1505.16 16336.49 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:03 5947164 7401912 2220256 27.18 38864 1594952 710652 7.71 610728 1446808 109164 14:57:01 5544056 7317580 2623364 32.12 58468 1876480 846324 9.18 702616 1721740 152392 14:58:01 5420320 7423876 2747100 33.63 66696 2091744 664972 7.22 713992 1821192 113532 14:59:01 5418192 7436528 2749228 33.66 69072 2103136 644532 6.99 710736 1824716 7660 Average: 5582433 7394974 2584987 31.65 58275 1916578 716620 7.78 684518 1703614 95687 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:03 ens3 456.07 256.42 1504.64 66.72 0.00 0.00 0.00 0.00 14:56:03 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 14:57:01 ens3 87.40 69.99 555.79 17.02 0.00 0.00 0.00 0.00 14:57:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 14:58:01 ens3 391.87 401.37 1621.41 73.06 0.00 0.00 0.00 0.00 14:58:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 59.59 68.29 29.49 611.41 0.00 0.00 0.00 0.00 14:59:01 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 250.09 200.10 930.96 193.52 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5439) 07/10/26 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:03 all 21.68 0.00 2.61 4.20 1.06 70.45 14:56:03 0 33.23 0.00 2.26 5.30 1.41 57.79 14:56:03 1 30.55 0.00 2.42 2.65 1.15 63.22 14:56:03 2 13.81 0.00 1.81 5.80 0.92 77.66 14:56:03 3 9.05 0.00 3.99 3.06 0.75 83.15 14:57:01 all 23.26 0.00 1.43 2.00 0.95 72.36 14:57:01 0 23.50 0.00 1.43 4.87 1.00 69.20 14:57:01 1 18.07 0.00 1.08 0.67 0.81 79.37 14:57:01 2 46.32 0.00 2.94 1.90 1.62 47.22 14:57:01 3 5.23 0.00 0.26 0.57 0.38 93.57 14:58:01 all 43.80 0.00 2.62 1.02 2.71 49.86 14:58:01 0 49.69 0.00 2.26 0.35 2.90 44.80 14:58:01 1 44.20 0.00 2.12 1.88 2.53 49.27 14:58:01 2 43.82 0.00 3.99 1.70 2.83 47.66 14:58:01 3 37.44 0.00 2.13 0.13 2.56 57.73 14:59:01 all 21.14 0.00 0.93 0.80 0.67 76.46 14:59:01 0 8.69 0.00 0.57 0.08 0.57 90.09 14:59:01 1 26.28 0.00 0.96 0.05 0.68 72.03 14:59:01 2 33.10 0.00 1.18 1.15 0.82 63.75 14:59:01 3 16.51 0.00 0.98 1.93 0.62 79.96 Average: all 27.50 0.00 1.90 2.00 1.35 67.24 Average: 0 28.82 0.00 1.63 2.63 1.47 65.44 Average: 1 29.86 0.00 1.65 1.32 1.30 65.87 Average: 2 34.18 0.00 2.48 2.64 1.55 59.16 Average: 3 17.16 0.00 1.85 1.43 1.08 78.48