---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7457 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 8.9G 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 550 12678 0 2810 15159 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:72:13:a3 brd ff:ff:ff:ff:ff:ff inet 10.30.106.172/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86084sec preferred_lft 86084sec inet6 fe80::f816:3eff:fe72:13a3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7457) 12/24/23 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:01 108.05 17.91 90.13 1052.22 34298.02 13:10:01 278.04 15.65 262.39 701.35 44737.61 13:11:01 112.30 10.75 101.55 444.99 18522.78 13:12:01 48.06 0.95 47.11 55.06 3606.73 Average: 136.61 11.31 125.30 563.41 25291.28 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:01 13976892 15584896 2448076 14.90 62988 1745900 775840 4.44 656280 1579380 183724 13:10:01 12865824 14800496 3559144 21.67 86084 2031252 1444820 8.27 1482516 1826008 34612 13:11:01 11968012 14368624 4456956 27.14 96916 2471656 1710076 9.79 2051612 2124132 24744 13:12:01 12953652 15492916 3471316 21.13 102716 2596336 826328 4.73 981304 2204232 100080 Average: 12941095 15061733 3483873 21.21 87176 2211286 1189266 6.81 1292928 1933438 85790 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:01 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:09:01 ens3 63.27 42.41 982.60 7.52 0.00 0.00 0.00 0.00 13:10:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:10:01 ens3 341.34 304.37 2847.26 74.85 0.00 0.00 0.00 0.00 13:11:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:11:01 ens3 483.42 377.75 4919.35 63.74 0.00 0.00 0.00 0.00 13:12:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 13:12:01 ens3 793.87 613.88 339.98 258.13 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 420.48 334.60 2272.30 101.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7457) 12/24/23 _x86_64_ (4 CPU) 13:07:40 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:01 all 20.30 0.00 1.47 5.23 0.05 72.95 13:09:01 0 23.61 0.00 2.12 0.88 0.07 73.31 13:09:01 1 19.61 0.00 1.29 8.04 0.07 70.99 13:09:01 2 16.04 0.00 1.22 4.61 0.07 78.06 13:09:01 3 21.91 0.00 1.22 7.39 0.03 69.45 13:10:01 all 35.46 0.00 1.98 4.32 0.08 58.16 13:10:01 0 30.11 0.00 1.60 0.28 0.07 67.94 13:10:01 1 36.33 0.00 1.17 5.28 0.08 57.13 13:10:01 2 34.37 0.00 2.68 10.60 0.07 52.28 13:10:01 3 41.02 0.00 2.47 1.14 0.08 55.29 13:11:01 all 63.39 0.00 2.09 0.73 0.10 33.69 13:11:01 0 69.94 0.00 2.64 0.28 0.10 27.03 13:11:01 1 67.60 0.00 2.41 0.74 0.10 29.16 13:11:01 2 60.43 0.00 1.56 1.81 0.12 36.09 13:11:01 3 55.58 0.00 1.69 0.12 0.10 42.51 13:12:01 all 53.97 0.00 2.45 0.21 0.08 43.29 13:12:01 0 51.89 0.00 1.62 0.00 0.08 46.41 13:12:01 1 57.01 0.00 2.95 0.08 0.08 39.87 13:12:01 2 67.78 0.00 3.16 0.69 0.10 28.28 13:12:01 3 39.31 0.00 2.12 0.05 0.07 58.46 Average: all 43.29 0.00 2.00 2.62 0.08 52.02 Average: 0 43.88 0.00 2.00 0.36 0.08 53.68 Average: 1 45.17 0.00 1.96 3.53 0.08 49.26 Average: 2 44.68 0.00 2.16 4.42 0.09 48.66 Average: 3 39.44 0.00 1.88 2.17 0.07 56.44