---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8199 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 8.6G 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 602 12986 0 2451 15118 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:54:b2:94 brd ff:ff:ff:ff:ff:ff inet 10.30.107.65/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe54:b294/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8199) 12/29/23 _x86_64_ (4 CPU) 03:38:21 LINUX RESTART (4 CPU) 03:39:01 tps rtps wtps bread/s bwrtn/s 03:40:01 118.75 23.31 95.43 1213.93 29637.46 03:41:01 109.90 11.68 98.22 622.30 30648.36 03:42:01 21.66 1.10 20.56 23.46 15467.29 03:43:01 48.36 2.02 46.34 84.52 9851.29 Average: 74.67 9.53 65.14 486.05 21401.10 03:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 13895324 15606648 2529644 15.40 71416 1834344 757124 4.33 641348 1664492 157288 03:41:01 12427496 14365728 3997472 24.34 81144 2041688 2053952 11.75 1931712 1816808 43744 03:42:01 12677568 14624612 3747400 22.82 81492 2050200 1644816 9.41 1692488 1805924 4768 03:43:01 13257108 15441040 3167860 19.29 89088 2275544 888148 5.08 973036 1941188 33028 Average: 13064374 15009507 3360594 20.46 80785 2050444 1336010 7.65 1309646 1807103 59707 03:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:40:01 ens3 103.18 74.52 1238.68 30.90 0.00 0.00 0.00 0.00 03:40:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:41:01 ens3 384.57 328.86 2424.03 82.32 0.00 0.00 0.00 0.00 03:41:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:42:01 ens3 205.17 162.16 89.80 69.77 0.00 0.00 0.00 0.00 03:42:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:43:01 ens3 112.68 121.71 462.32 830.58 0.00 0.00 0.00 0.00 03:43:01 lo 2.00 2.00 0.19 0.19 0.00 0.00 0.00 0.00 Average: ens3 201.40 171.81 1053.71 253.40 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8199) 12/29/23 _x86_64_ (4 CPU) 03:38:21 LINUX RESTART (4 CPU) 03:39:01 CPU %user %nice %system %iowait %steal %idle 03:40:01 all 19.01 0.00 1.59 4.19 0.06 75.15 03:40:01 0 11.60 0.00 0.73 7.13 0.05 80.48 03:40:01 1 22.26 0.00 1.91 0.90 0.08 74.85 03:40:01 2 36.01 0.00 2.37 2.35 0.07 59.20 03:40:01 3 6.24 0.00 1.33 6.34 0.05 86.04 03:41:01 all 38.37 0.00 1.67 2.30 0.09 57.57 03:41:01 0 47.73 0.00 1.64 4.63 0.08 45.92 03:41:01 1 41.57 0.00 1.56 0.07 0.10 56.70 03:41:01 2 30.91 0.00 1.94 2.39 0.10 64.66 03:41:01 3 33.28 0.00 1.53 2.15 0.08 62.96 03:42:01 all 60.91 0.00 1.86 0.59 0.10 36.54 03:42:01 0 57.31 0.00 1.75 2.07 0.10 38.76 03:42:01 1 68.34 0.00 1.62 0.13 0.10 29.80 03:42:01 2 60.74 0.00 2.30 0.10 0.08 36.78 03:42:01 3 57.24 0.00 1.76 0.05 0.10 40.85 03:43:01 all 22.65 0.00 1.47 0.90 0.06 74.93 03:43:01 0 30.20 0.00 1.07 1.45 0.05 67.22 03:43:01 1 29.63 0.00 1.96 0.25 0.08 68.08 03:43:01 2 9.28 0.00 0.88 0.02 0.03 89.78 03:43:01 3 21.46 0.00 1.92 1.88 0.07 74.67 Average: all 35.21 0.00 1.65 2.00 0.08 61.08 Average: 0 36.70 0.00 1.30 3.82 0.07 58.11 Average: 1 40.44 0.00 1.76 0.34 0.09 57.36 Average: 2 34.21 0.00 1.87 1.22 0.07 62.63 Average: 3 29.48 0.00 1.63 2.62 0.08 66.20