---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-13019 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 9.2G 69G 12% / 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 581 12359 0 3099 15128 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 mq state UP group default qlen 1000 link/ether fa:16:3e:93:21:ba brd ff:ff:ff:ff:ff:ff inet 10.30.106.117/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86167sec preferred_lft 86167sec inet6 fe80::f816:3eff:fe93:21ba/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-13019) 01/17/24 _x86_64_ (4 CPU) 18:10:24 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 140.09 40.96 99.13 2627.96 23527.28 18:13:02 149.24 7.57 141.68 208.90 34134.71 18:14:01 77.33 1.52 75.80 71.98 35719.28 Average: 122.47 16.77 105.70 974.58 31101.70 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 13691816 15407740 2733152 16.64 73000 1838040 1130128 6.47 851620 1657856 123400 18:13:02 11641200 14262732 4783768 29.12 88928 2702088 2026756 11.60 2264092 2242600 399828 18:14:01 12628664 15477512 3796304 23.11 95740 2914324 857632 4.91 1240384 2272444 33576 Average: 12653893 15049328 3771075 22.96 85889 2484817 1338172 7.66 1452032 2057633 185601 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 129.81 109.63 1172.98 44.35 0.00 0.00 0.00 0.00 18:12:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 18:13:02 ens3 662.62 540.56 7583.77 75.89 0.00 0.00 0.00 0.00 18:13:02 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 18:14:01 ens3 245.15 259.95 815.31 2511.13 0.00 0.00 0.00 0.00 18:14:01 lo 20.20 20.20 1.82 1.82 0.00 0.00 0.00 0.00 Average: ens3 346.42 303.62 3203.82 868.09 0.00 0.00 0.00 0.00 Average: lo 7.06 7.06 0.64 0.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-13019) 01/17/24 _x86_64_ (4 CPU) 18:10:24 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 21.92 0.00 1.63 4.01 0.06 72.37 18:12:01 0 30.49 0.00 1.71 1.72 0.08 65.99 18:12:01 1 9.35 0.00 0.70 6.64 0.05 83.27 18:12:01 2 38.61 0.00 2.77 2.32 0.07 56.23 18:12:01 3 9.22 0.00 1.36 5.36 0.05 84.02 18:13:02 all 45.61 0.00 2.70 2.73 0.11 48.85 18:13:02 0 43.68 0.00 3.39 1.46 0.13 51.34 18:13:02 1 38.86 0.00 2.22 5.17 0.12 53.63 18:13:02 2 55.99 0.00 2.64 1.08 0.10 40.19 18:13:02 3 43.79 0.00 2.54 3.31 0.10 50.26 18:14:01 all 25.03 0.00 1.87 3.61 0.07 69.43 18:14:01 0 13.05 0.00 1.78 0.55 0.05 84.57 18:14:01 1 27.42 0.00 2.69 11.99 0.05 57.85 18:14:01 2 33.91 0.00 1.46 0.65 0.09 63.90 18:14:01 3 25.68 0.00 1.54 1.27 0.07 71.44 Average: all 30.81 0.00 2.06 3.45 0.08 63.60 Average: 0 29.18 0.00 2.29 1.25 0.09 67.19 Average: 1 25.02 0.00 1.86 7.93 0.07 65.13 Average: 2 42.84 0.00 2.29 1.35 0.08 53.43 Average: 3 26.16 0.00 1.81 3.32 0.07 68.64