---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3690 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 566 13125 0 2348 15160 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ae:68:23 brd ff:ff:ff:ff:ff:ff inet 10.30.106.248/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86059sec preferred_lft 86059sec inet6 fe80::f816:3eff:feae:6823/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3690) 11/24/23 _x86_64_ (4 CPU) 04:48:30 LINUX RESTART (4 CPU) 04:49:02 tps rtps wtps bread/s bwrtn/s 04:50:02 95.63 32.77 62.87 1679.73 29856.05 04:51:01 131.96 16.95 115.01 666.73 38797.36 04:52:01 24.48 0.30 24.18 8.53 8902.77 04:53:01 30.09 25.80 4.30 1836.23 3619.80 04:54:01 30.04 3.77 26.28 178.50 4284.49 Average: 62.13 15.87 46.26 872.69 16988.69 04:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:02 14068108 15603560 2356860 14.35 58492 1681128 736340 4.21 634620 1518180 143068 04:51:01 12752404 14554460 3672564 22.36 72428 1920748 1864672 10.67 1713840 1725732 48112 04:52:01 12287036 14104744 4137932 25.19 73688 1934596 2141624 12.26 2175052 1727048 2980 04:53:01 13079588 15124460 3345380 20.37 74044 2158528 1141368 6.53 1203948 1902720 71564 04:54:01 13440228 15523572 2984740 18.17 78860 2191124 803048 4.60 847320 1897916 53344 Average: 13125473 14982159 3299495 20.09 71502 1977225 1337410 7.65 1314956 1754319 63814 04:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:02 ens3 66.07 47.98 875.37 8.82 0.00 0.00 0.00 0.00 04:50:02 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 04:51:01 ens3 211.78 169.28 1772.21 54.24 0.00 0.00 0.00 0.00 04:51:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 04:52:01 ens3 10.16 9.65 63.18 2.03 0.00 0.00 0.00 0.00 04:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 04:53:01 ens3 255.02 174.04 2653.98 35.49 0.00 0.00 0.00 0.00 04:53:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 04:54:01 ens3 206.15 165.04 315.13 79.39 0.00 0.00 0.00 0.00 04:54:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 149.82 113.16 1134.43 36.00 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-3690) 11/24/23 _x86_64_ (4 CPU) 04:48:30 LINUX RESTART (4 CPU) 04:49:02 CPU %user %nice %system %iowait %steal %idle 04:50:02 all 16.10 0.00 1.38 4.85 0.04 77.63 04:50:02 0 9.06 0.00 0.69 7.79 0.07 82.39 04:50:02 1 30.90 0.00 2.24 9.70 0.07 57.09 04:50:02 2 11.43 0.00 1.27 0.56 0.03 86.70 04:50:02 3 13.07 0.00 1.30 1.35 0.03 84.24 04:51:01 all 34.55 0.00 1.68 4.28 0.09 59.40 04:51:01 0 26.24 0.00 1.54 12.77 0.07 59.39 04:51:01 1 45.28 0.00 2.13 1.62 0.10 50.87 04:51:01 2 31.50 0.00 1.45 0.39 0.09 66.56 04:51:01 3 35.18 0.00 1.58 2.33 0.07 60.84 04:52:01 all 40.33 0.00 0.65 0.52 0.08 58.42 04:52:01 0 32.42 0.00 0.55 2.00 0.07 64.96 04:52:01 1 79.88 0.00 0.95 0.03 0.08 19.06 04:52:01 2 23.84 0.00 0.59 0.03 0.10 75.43 04:52:01 3 25.27 0.00 0.53 0.00 0.10 74.10 04:53:01 all 30.27 0.00 0.87 0.31 0.08 68.48 04:53:01 0 54.71 0.00 0.83 0.48 0.07 43.91 04:53:01 1 26.62 0.00 1.00 0.10 0.05 72.23 04:53:01 2 21.30 0.00 0.67 0.13 0.05 77.85 04:53:01 3 18.42 0.00 0.95 0.52 0.10 80.01 04:54:01 all 38.83 0.00 1.21 0.54 0.06 59.35 04:54:01 0 39.11 0.00 1.20 0.15 0.07 59.47 04:54:01 1 36.42 0.00 1.04 0.17 0.07 62.31 04:54:01 2 37.36 0.00 1.19 0.03 0.05 61.37 04:54:01 3 42.42 0.00 1.41 1.84 0.07 54.26 Average: all 32.05 0.00 1.15 2.08 0.07 64.64 Average: 0 32.41 0.00 0.96 4.59 0.07 61.97 Average: 1 43.87 0.00 1.47 2.30 0.07 52.29 Average: 2 25.09 0.00 1.03 0.23 0.06 73.58 Average: 3 26.86 0.00 1.15 1.20 0.07 70.71