---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-80956 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 8.8G 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 1073 12252 0 2714 14647 Swap: 1023 0 1023 ---> ip addr: 1: lo: <LOOPBACK,UP,LOWER_UP> 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: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:77:08:91 brd ff:ff:ff:ff:ff:ff inet 10.30.106.132/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86176sec preferred_lft 86176sec inet6 fe80::f816:3eff:fe77:891/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-80956) 11/02/24 _x86_64_ (4 CPU) 05:39:24 LINUX RESTART (4 CPU) 05:40:01 tps rtps wtps bread/s bwrtn/s 05:41:02 181.17 42.23 138.94 2625.70 33252.99 05:42:01 85.21 11.18 74.02 759.46 32199.42 05:43:01 52.03 0.87 51.17 87.17 37695.97 Average: 106.25 18.13 88.12 1159.61 34395.17 05:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:41:02 13611316 15362388 2813652 17.13 72548 1871808 950344 5.44 896400 1688184 109876 05:42:01 13020580 15474180 3404388 20.73 76604 2557288 719648 4.12 1039488 2113276 477380 05:43:01 12547100 14998340 3877868 23.61 79272 2552864 1233960 7.06 1698416 1927312 15572 Average: 13059665 15278303 3365303 20.49 76141 2327320 967984 5.54 1211435 1909591 200943 05:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:41:02 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 05:41:02 ens3 170.65 133.64 1750.25 35.56 0.00 0.00 0.00 0.00 05:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 05:42:01 ens3 3023.74 2196.37 3601.52 834.17 0.00 0.00 0.00 0.00 05:43:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 05:43:01 ens3 76.31 52.05 30.25 183.48 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 1079.38 786.15 1783.81 348.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-80956) 11/02/24 _x86_64_ (4 CPU) 05:39:24 LINUX RESTART (4 CPU) 05:40:01 CPU %user %nice %system %iowait %steal %idle 05:41:02 all 24.55 0.00 1.64 4.63 0.09 69.09 05:41:02 0 43.49 0.00 2.31 3.20 0.12 50.88 05:41:02 1 14.11 0.00 1.24 4.81 0.10 79.74 05:41:02 2 20.91 0.00 1.48 3.30 0.07 74.24 05:41:02 3 19.74 0.00 1.57 7.18 0.07 71.44 05:42:01 all 51.50 0.00 8.46 1.21 0.11 38.72 05:42:01 0 58.70 0.00 8.82 0.39 0.12 31.97 05:42:01 1 43.25 0.00 9.21 3.41 0.10 44.03 05:42:01 2 53.11 0.00 7.58 0.10 0.10 39.11 05:42:01 3 50.90 0.00 8.21 0.97 0.10 39.82 05:43:01 all 28.71 0.00 1.06 1.01 0.05 69.17 05:43:01 0 23.48 0.00 0.85 0.07 0.05 75.55 05:43:01 1 30.75 0.00 0.77 2.71 0.05 65.73 05:43:01 2 21.40 0.00 1.17 0.94 0.03 76.46 05:43:01 3 39.21 0.00 1.45 0.35 0.08 58.91 Average: all 34.79 0.00 3.68 2.29 0.08 59.15 Average: 0 41.77 0.00 3.96 1.22 0.10 52.95 Average: 1 29.25 0.00 3.69 3.65 0.08 63.33 Average: 2 31.63 0.00 3.38 1.46 0.07 63.47 Average: 3 36.51 0.00 3.71 2.85 0.08 56.84