---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5980 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 8.7G 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 549 12931 0 2558 15169 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:3e:4f:d8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.137/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86083sec preferred_lft 86083sec inet6 fe80::f816:3eff:fe3e:4fd8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5980) 02/17/24 _x86_64_ (4 CPU) 03:06:02 LINUX RESTART (4 CPU) 03:07:03 tps rtps wtps bread/s bwrtn/s 03:08:01 79.42 11.12 68.30 277.06 23385.90 03:09:01 79.60 3.80 75.80 107.85 22070.05 03:10:01 23.60 5.28 18.31 406.47 16849.19 03:11:01 59.63 1.07 58.56 62.38 16662.05 Average: 60.40 5.27 55.14 212.90 19711.05 03:07:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:08:01 13753312 15447560 2671648 16.27 76372 1811552 1134204 6.49 813000 1628972 104956 03:09:01 13076544 14907576 3348416 20.39 80220 1939140 1419124 8.12 1360876 1745028 12228 03:10:01 12450272 14309980 3974688 24.20 81472 1965292 1995788 11.42 1982180 1745884 9444 03:11:01 13239748 15531512 3185212 19.39 88376 2383496 817544 4.68 918080 2009328 5208 Average: 13129969 15049157 3294991 20.06 81610 2024870 1341665 7.68 1268534 1782303 32959 03:07:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:08:01 ens3 148.51 125.72 573.36 55.47 0.00 0.00 0.00 0.00 03:08:01 lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 03:09:01 ens3 188.75 158.97 1883.62 29.24 0.00 0.00 0.00 0.00 03:09:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:10:01 ens3 2034.89 1447.31 553.67 545.62 0.00 0.00 0.00 0.00 03:10:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:11:01 ens3 294.95 241.02 905.75 1339.68 0.00 0.00 0.00 0.00 03:11:01 lo 3.07 3.07 0.28 0.28 0.00 0.00 0.00 0.00 Average: ens3 671.12 496.33 982.51 496.21 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5980) 02/17/24 _x86_64_ (4 CPU) 03:06:02 LINUX RESTART (4 CPU) 03:07:03 CPU %user %nice %system %iowait %steal %idle 03:08:01 all 16.68 0.00 1.13 16.41 0.09 65.70 03:08:01 0 22.58 0.00 1.18 9.96 0.10 66.18 03:08:01 1 21.41 0.00 1.38 1.05 0.09 76.07 03:08:01 2 12.21 0.00 0.92 18.82 0.07 67.98 03:08:01 3 10.51 0.00 1.01 35.29 0.10 53.09 03:09:01 all 22.61 0.00 0.79 22.61 0.07 53.91 03:09:01 0 25.55 0.00 0.60 29.96 0.05 43.84 03:09:01 1 18.58 0.00 1.27 2.99 0.10 77.05 03:09:01 2 18.43 0.00 0.67 21.64 0.07 59.20 03:09:01 3 27.90 0.00 0.67 35.87 0.08 35.48 03:10:01 all 29.88 0.00 7.61 1.18 0.06 61.27 03:10:01 0 40.07 0.00 2.93 0.02 0.07 56.92 03:10:01 1 29.99 0.00 11.33 4.38 0.07 54.23 03:10:01 2 25.11 0.00 4.49 0.13 0.05 70.22 03:10:01 3 24.35 0.00 11.67 0.18 0.07 63.73 03:11:01 all 23.27 0.00 2.05 1.35 0.06 73.28 03:11:01 0 30.41 0.00 1.72 0.30 0.05 67.52 03:11:01 1 10.83 0.00 1.88 0.22 0.05 87.03 03:11:01 2 20.25 0.00 1.82 2.93 0.07 74.94 03:11:01 3 31.62 0.00 2.79 1.97 0.07 63.55 Average: all 23.20 0.00 2.92 10.30 0.07 63.51 Average: 0 29.71 0.00 1.61 10.07 0.07 58.54 Average: 1 20.17 0.00 4.02 2.18 0.08 73.56 Average: 2 19.13 0.00 1.99 10.73 0.06 68.08 Average: 3 23.72 0.00 4.07 18.15 0.08 53.99