---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4009 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 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 557 13077 0 2405 15166 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:fa:3c:5c brd ff:ff:ff:ff:ff:ff inet 10.30.106.53/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fefa:3c5c/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-4009) 11/24/23 _x86_64_ (4 CPU) 21:02:30 LINUX RESTART (4 CPU) 21:03:01 tps rtps wtps bread/s bwrtn/s 21:04:01 94.17 13.70 80.47 988.18 24415.91 21:05:01 124.44 16.56 107.87 618.35 30028.17 21:06:01 20.07 0.85 19.22 24.40 19066.67 21:07:01 52.01 6.07 45.94 1039.83 15004.97 Average: 72.69 9.30 63.39 667.78 22131.60 21:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:04:01 13986292 15600592 2438676 14.85 60704 1755312 755436 4.32 631264 1590960 72044 21:05:01 13228180 15090280 3196788 19.46 74632 1976472 1147764 6.57 1183548 1775416 21676 21:06:01 13194504 15065304 3230464 19.67 75076 1984512 1159760 6.64 1218548 1772128 5768 21:07:01 13435792 15574852 2989176 18.20 81936 2241536 725656 4.15 805956 1938072 29688 Average: 13461192 15332757 2963776 18.04 73087 1989458 947154 5.42 959829 1769144 32294 21:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:04:01 lo 1.00 1.00 0.11 0.11 0.00 0.00 0.00 0.00 21:04:01 ens3 50.17 33.01 796.80 5.92 0.00 0.00 0.00 0.00 21:05:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:05:01 ens3 317.25 276.43 1728.30 76.41 0.00 0.00 0.00 0.00 21:06:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 21:06:01 ens3 105.55 86.10 65.35 38.75 0.00 0.00 0.00 0.00 21:07:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 21:07:01 ens3 80.40 70.52 236.61 20.28 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 138.37 116.54 707.07 35.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4009) 11/24/23 _x86_64_ (4 CPU) 21:02:30 LINUX RESTART (4 CPU) 21:03:01 CPU %user %nice %system %iowait %steal %idle 21:04:01 all 14.62 0.00 1.06 12.45 0.06 71.82 21:04:01 0 6.70 0.00 0.65 9.87 0.07 82.71 21:04:01 1 31.56 0.00 1.86 14.91 0.08 51.59 21:04:01 2 10.92 0.00 0.95 0.13 0.03 87.96 21:04:01 3 9.27 0.00 0.78 25.10 0.03 64.81 21:05:01 all 26.95 0.00 1.65 4.93 0.08 66.39 21:05:01 0 20.85 0.00 1.41 6.35 0.08 71.30 21:05:01 1 40.02 0.00 3.34 11.99 0.08 44.58 21:05:01 2 22.25 0.00 0.79 0.44 0.05 76.48 21:05:01 3 24.68 0.00 1.04 0.97 0.07 73.25 21:06:01 all 41.90 0.00 0.67 1.29 0.08 56.05 21:06:01 0 43.28 0.00 0.60 0.00 0.10 56.02 21:06:01 1 51.08 0.00 1.04 0.05 0.08 47.75 21:06:01 2 39.80 0.00 0.44 4.99 0.07 54.71 21:06:01 3 33.46 0.00 0.60 0.12 0.08 65.73 21:07:01 all 21.17 0.00 1.25 5.49 0.06 72.03 21:07:01 0 7.91 0.00 0.73 0.10 0.05 91.21 21:07:01 1 11.68 0.00 1.28 2.32 0.03 84.69 21:07:01 2 35.04 0.00 1.44 10.55 0.08 52.88 21:07:01 3 30.15 0.00 1.56 9.03 0.08 59.19 Average: all 26.16 0.00 1.16 6.04 0.07 66.57 Average: 0 19.67 0.00 0.85 4.08 0.08 75.33 Average: 1 33.55 0.00 1.88 7.31 0.07 57.19 Average: 2 26.99 0.00 0.90 4.02 0.06 68.03 Average: 3 24.44 0.00 1.00 8.74 0.07 65.75