---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5042 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 8.6G 11G 45% / 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 453 4317 0 3204 7226 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:6f:84:93 brd ff:ff:ff:ff:ff:ff inet 10.32.7.123/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86021sec preferred_lft 86021sec inet6 fe80::f816:3eff:fe6f:8493/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5042) 07/04/26 _x86_64_ (4 CPU) 22:37:55 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 153.42 68.76 84.66 4298.43 40599.02 22:40:01 64.11 5.73 58.38 179.36 10693.51 22:41:01 77.12 24.36 52.77 1483.91 32846.12 22:42:01 9.97 0.00 9.97 0.00 401.93 22:43:01 45.28 2.13 43.15 115.03 8734.16 22:44:01 28.36 0.70 27.66 77.85 4949.71 Average: 63.04 16.98 46.06 1028.20 16387.47 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 5998964 7419852 2168448 26.55 36840 1564564 704440 7.64 580880 1428008 84416 22:40:01 5751112 7473604 2416300 29.58 56976 1827560 808100 8.77 532300 1687448 155612 22:41:01 4695944 7296180 3471468 42.50 59840 2690120 788720 8.56 733628 2515548 1708 22:42:01 4685356 7293352 3482056 42.63 61880 2694888 788720 8.56 738428 2519272 1072 22:43:01 4449852 7413504 3717560 45.52 66856 3038320 683964 7.42 636528 2842660 112484 22:44:01 4420692 7396220 3746720 45.87 69220 3047480 690896 7.50 661916 2846080 10616 Average: 5000320 7382119 3167092 38.78 58602 2477155 744140 8.07 647280 2306503 60985 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 22:39:02 ens3 454.97 238.89 1426.84 66.06 0.00 0.00 0.00 0.00 22:40:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 22:40:01 ens3 57.24 47.52 555.93 10.32 0.00 0.00 0.00 0.00 22:41:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:41:01 ens3 478.86 295.62 13722.32 29.19 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 60.47 85.87 75.45 13.81 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 662.68 613.93 4127.95 79.59 0.00 0.00 0.00 0.00 22:44:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:44:01 ens3 12.66 13.68 10.99 6.46 0.00 0.00 0.00 0.00 Average: lo 0.76 0.76 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 288.48 216.40 3327.87 34.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5042) 07/04/26 _x86_64_ (4 CPU) 22:37:55 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 21.22 0.00 2.70 4.75 1.16 70.16 22:39:02 0 31.71 0.00 2.50 3.00 1.27 61.52 22:39:02 1 17.28 0.00 1.77 9.88 1.02 70.06 22:39:02 2 14.61 0.00 1.96 2.64 1.32 79.48 22:39:02 3 21.28 0.00 4.54 3.49 1.07 69.62 22:40:01 all 21.67 0.00 1.48 1.52 0.76 74.57 22:40:01 0 6.66 0.00 0.76 4.42 0.39 87.76 22:40:01 1 34.57 0.00 1.97 0.98 0.81 61.66 22:40:01 2 19.10 0.00 1.18 0.44 1.17 78.12 22:40:01 3 26.35 0.00 2.00 0.24 0.68 70.73 22:41:01 all 16.27 0.00 1.45 1.71 0.77 79.80 22:41:01 0 26.26 0.00 2.66 2.72 0.95 67.41 22:41:01 1 10.68 0.00 0.78 1.60 0.50 86.44 22:41:01 2 15.64 0.00 1.04 0.34 0.96 82.02 22:41:01 3 12.56 0.00 1.32 2.18 0.65 83.29 22:42:01 all 5.06 0.00 0.37 0.03 0.22 94.33 22:42:01 0 5.01 0.00 0.22 0.10 0.25 94.42 22:42:01 1 5.33 0.00 0.57 0.00 0.12 93.99 22:42:01 2 6.12 0.00 0.60 0.00 0.34 92.94 22:42:01 3 3.79 0.00 0.08 0.00 0.18 95.95 22:43:01 all 17.68 0.00 1.66 0.46 0.83 79.37 22:43:01 0 20.69 0.00 1.18 1.20 0.92 76.01 22:43:01 1 11.93 0.00 1.70 0.12 0.68 85.58 22:43:01 2 21.74 0.00 2.38 0.40 0.97 74.51 22:43:01 3 16.41 0.00 1.40 0.12 0.73 81.33 22:44:01 all 20.88 0.00 0.93 0.77 0.78 76.64 22:44:01 0 21.71 0.00 0.97 2.77 0.97 73.59 22:44:01 1 12.56 0.00 0.67 0.02 0.52 86.25 22:44:01 2 48.48 0.00 1.78 0.27 1.52 47.95 22:44:01 3 0.77 0.00 0.30 0.02 0.08 98.83 Average: all 17.12 0.00 1.43 1.54 0.75 79.15 Average: 0 18.71 0.00 1.38 2.37 0.79 76.75 Average: 1 15.34 0.00 1.24 2.10 0.61 80.72 Average: 2 20.98 0.00 1.49 0.68 1.04 75.80 Average: 3 13.49 0.00 1.61 1.01 0.57 83.33