---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4816 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: 2800.000 BogoMIPS: 5600.00 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 467 5251 0 2256 7225 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:e8:5d:5c brd ff:ff:ff:ff:ff:ff inet 10.32.6.92/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86054sec preferred_lft 86054sec inet6 fe80::f816:3eff:fee8:5d5c/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-4816) 07/02/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 129.73 54.74 74.99 3591.93 39639.28 12:49:01 41.04 0.18 40.86 22.00 6341.08 12:50:01 107.08 31.39 75.69 1730.76 11764.88 12:51:01 44.08 10.45 33.63 558.44 3596.47 12:52:01 23.46 0.33 23.13 33.59 4922.11 Average: 69.08 19.42 49.66 1187.36 13252.71 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6071528 7448728 2095892 25.66 35104 1522664 671148 7.28 548332 1385672 53984 12:49:01 5823552 7420284 2343868 28.70 51520 1715040 676948 7.35 583652 1576592 159368 12:50:01 5508312 7316304 2659108 32.56 62380 1904052 789452 8.57 731784 1719560 7040 12:51:01 5395428 7419056 2771992 33.94 67688 2109436 665328 7.22 720092 1832804 132832 12:52:01 5401984 7421900 2765436 33.86 69300 2104204 664960 7.22 721580 1826296 748 Average: 5640161 7405254 2527259 30.94 57198 1871079 693567 7.53 661088 1668185 70794 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 421.86 208.97 1065.55 63.96 0.00 0.00 0.00 0.00 12:49:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 12:49:01 ens3 71.52 57.32 769.79 5.85 0.00 0.00 0.00 0.00 12:50:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 12:50:01 ens3 154.48 176.14 564.69 37.12 0.00 0.00 0.00 0.00 12:51:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 268.51 292.57 1254.73 650.03 0.00 0.00 0.00 0.00 12:52:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 12:52:01 ens3 10.30 10.28 9.67 5.14 0.00 0.00 0.00 0.00 Average: lo 0.89 0.89 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 185.33 149.06 732.88 152.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4816) 07/02/26 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 18.40 0.00 1.85 4.71 3.01 72.04 12:48:01 0 22.22 0.00 1.74 6.42 2.66 66.96 12:48:01 1 15.41 0.00 1.65 3.36 2.96 76.63 12:48:01 2 8.42 0.00 2.11 7.17 3.81 78.48 12:48:01 3 27.69 0.00 1.89 1.87 2.60 65.96 12:49:01 all 15.45 0.00 1.03 1.99 1.68 79.86 12:49:01 0 8.51 0.00 0.78 1.23 0.95 88.53 12:49:01 1 27.52 0.00 1.57 2.64 3.05 65.21 12:49:01 2 10.84 0.00 1.02 3.86 1.62 82.66 12:49:01 3 14.81 0.00 0.70 0.20 1.08 83.21 12:50:01 all 30.47 0.00 2.18 2.91 5.38 59.06 12:50:01 0 24.77 0.00 1.47 4.67 4.49 64.60 12:50:01 1 20.92 0.00 1.77 4.27 4.78 68.25 12:50:01 2 23.81 0.00 1.98 2.27 6.16 65.77 12:50:01 3 52.46 0.00 3.53 0.43 6.09 37.49 12:51:01 all 31.31 0.00 2.91 0.95 4.88 59.95 12:51:01 0 37.69 0.00 1.23 0.97 4.29 55.81 12:51:01 1 24.01 0.00 1.84 1.92 5.02 67.20 12:51:01 2 31.06 0.00 1.65 0.18 4.87 62.23 12:51:01 3 32.50 0.00 6.71 0.73 5.31 54.75 12:52:01 all 16.09 0.00 0.69 1.14 1.59 80.49 12:52:01 0 22.25 0.00 0.96 3.87 1.71 71.21 12:52:01 1 33.86 0.00 1.04 0.56 2.02 62.52 12:52:01 2 2.31 0.00 0.38 0.05 1.98 95.29 12:52:01 3 6.08 0.00 0.37 0.08 0.66 92.81 Average: all 22.40 0.00 1.74 2.34 3.32 70.21 Average: 0 23.12 0.00 1.24 3.43 2.83 69.39 Average: 1 24.33 0.00 1.58 2.55 3.57 67.97 Average: 2 15.31 0.00 1.43 2.71 3.70 76.85 Average: 3 26.86 0.00 2.69 0.66 3.18 66.61