---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10534 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 7.6G 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 477 5316 0 2181 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:a6:08:e9 brd ff:ff:ff:ff:ff:ff inet 10.32.6.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fea6:8e9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10534) 04/04/26 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 117.50 54.06 63.44 3560.61 5718.26 14:57:01 85.74 30.11 55.62 1688.25 9071.69 14:58:01 68.45 8.71 59.74 508.68 7347.13 14:59:01 26.78 3.47 23.31 131.98 4959.57 Average: 74.61 24.09 50.53 1472.30 6774.21 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5916516 7378212 2250904 27.56 39136 1601424 735284 7.98 634800 1452776 114668 14:57:01 5581496 7291788 2585924 31.66 58256 1815600 796684 8.64 732176 1660172 102820 14:58:01 5440580 7377964 2726840 33.39 65540 2029388 700600 7.60 762776 1758700 119300 14:59:01 5471444 7417056 2695976 33.01 67868 2034600 664656 7.21 731704 1757020 9488 Average: 5602509 7366255 2564911 31.40 57700 1870253 724306 7.86 715364 1657167 86569 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:01 ens3 400.45 219.35 1481.95 64.06 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 95.32 93.08 511.83 22.48 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 14:58:01 ens3 309.20 334.73 1490.06 60.08 0.00 0.00 0.00 0.00 14:59:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 14:59:01 ens3 56.44 62.94 30.06 604.70 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 215.36 177.54 878.53 187.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10534) 04/04/26 _x86_64_ (4 CPU) 14:54:49 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 21.97 0.00 1.72 4.02 2.83 69.46 14:56:01 0 16.69 0.00 1.36 6.09 2.46 73.40 14:56:01 1 25.16 0.00 1.71 4.41 3.20 65.53 14:56:01 2 21.83 0.00 1.85 2.26 3.11 70.94 14:56:01 3 24.18 0.00 1.95 3.29 2.55 68.02 14:57:01 all 24.54 0.00 1.72 2.28 2.87 68.59 14:57:01 0 7.31 0.00 0.86 4.33 1.76 85.74 14:57:01 1 54.07 0.00 3.06 0.76 3.73 38.38 14:57:01 2 21.07 0.00 2.01 1.83 3.68 71.41 14:57:01 3 15.71 0.00 0.93 2.22 2.30 78.84 14:58:01 all 38.31 0.00 2.36 0.89 6.48 51.96 14:58:01 0 30.10 0.00 1.41 0.18 5.38 62.93 14:58:01 1 42.60 0.00 1.82 0.49 6.46 48.62 14:58:01 2 42.80 0.00 3.81 1.44 7.61 44.34 14:58:01 3 37.74 0.00 2.36 1.48 6.48 51.94 14:59:01 all 20.47 0.00 1.08 0.92 1.64 75.90 14:59:01 0 5.63 0.00 0.68 0.07 0.81 92.81 14:59:01 1 50.93 0.00 1.58 0.63 2.72 44.14 14:59:01 2 8.35 0.00 0.79 0.78 1.42 88.66 14:59:01 3 17.01 0.00 1.28 2.21 1.61 77.90 Average: all 26.36 0.00 1.72 2.03 3.46 66.44 Average: 0 14.97 0.00 1.08 2.66 2.61 78.68 Average: 1 43.19 0.00 2.04 1.57 4.03 49.17 Average: 2 23.57 0.00 2.12 1.58 3.96 68.77 Average: 3 23.70 0.00 1.63 2.30 3.24 69.13