---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1833 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 539 12710 0 2790 15177 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:c5:fe:e4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.209/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:fec5:fee4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1833) 12/02/23 _x86_64_ (4 CPU) 13:27:51 LINUX RESTART (4 CPU) 13:28:01 tps rtps wtps bread/s bwrtn/s 13:29:01 155.31 67.48 87.84 4595.80 48465.31 13:30:01 180.87 37.78 143.09 2367.34 45998.60 13:31:01 17.50 5.18 12.31 174.64 10231.23 13:32:01 13.56 1.75 11.81 211.96 4376.60 Average: 91.81 28.05 63.77 1837.55 27268.82 13:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:29:01 14069360 15615468 2355608 14.34 59268 1690904 758852 4.34 623004 1527352 144076 13:30:01 12647248 14661656 3777720 23.00 77536 2122772 1771952 10.14 1627896 1905696 11260 13:31:01 11346168 13370600 5078800 30.92 78048 2131712 2821008 16.14 2973516 1856100 3648 13:32:01 12321400 14819688 4103568 24.98 79764 2595952 1429580 8.18 1673216 2169980 341324 Average: 12596044 14616853 3828924 23.31 73654 2135335 1695348 9.70 1724408 1864782 125077 13:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:29:01 ens3 389.54 235.52 1529.21 56.79 0.00 0.00 0.00 0.00 13:29:01 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 13:30:01 ens3 397.52 300.10 4131.07 68.35 0.00 0.00 0.00 0.00 13:30:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 13:31:01 ens3 469.84 283.50 120.94 108.69 0.00 0.00 0.00 0.00 13:31:01 lo 46.56 46.56 24.35 24.35 0.00 0.00 0.00 0.00 13:32:01 ens3 580.24 421.61 2976.00 115.10 0.00 0.00 0.00 0.00 13:32:01 lo 22.25 22.25 6.79 6.79 0.00 0.00 0.00 0.00 Average: ens3 459.28 310.18 2189.28 87.23 0.00 0.00 0.00 0.00 Average: lo 17.82 17.82 7.85 7.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1833) 12/02/23 _x86_64_ (4 CPU) 13:27:51 LINUX RESTART (4 CPU) 13:28:01 CPU %user %nice %system %iowait %steal %idle 13:29:01 all 21.96 0.00 1.95 6.87 0.06 69.15 13:29:01 0 9.20 0.00 1.34 12.02 0.05 77.40 13:29:01 1 19.65 0.00 1.71 7.00 0.07 71.58 13:29:01 2 20.52 0.00 2.03 1.82 0.05 75.58 13:29:01 3 38.53 0.00 2.71 6.66 0.08 52.02 13:30:01 all 37.57 0.00 1.90 4.08 0.10 56.35 13:30:01 0 27.95 0.00 1.38 3.67 0.10 66.91 13:30:01 1 32.85 0.00 3.02 7.00 0.08 57.05 13:30:01 2 33.03 0.00 1.34 3.84 0.08 61.71 13:30:01 3 56.41 0.00 1.88 1.83 0.12 39.77 13:31:01 all 72.40 0.00 1.69 0.39 0.12 25.40 13:31:01 0 78.31 0.00 1.79 1.14 0.12 18.64 13:31:01 1 63.48 0.00 1.84 0.03 0.10 34.54 13:31:01 2 78.60 0.00 1.42 0.12 0.12 19.74 13:31:01 3 69.20 0.00 1.67 0.32 0.13 28.68 13:32:01 all 49.96 0.00 1.78 0.10 0.10 48.06 13:32:01 0 54.56 0.00 1.65 0.12 0.10 43.57 13:32:01 1 47.29 0.00 1.51 0.00 0.10 51.10 13:32:01 2 49.28 0.00 1.89 0.20 0.10 48.53 13:32:01 3 48.66 0.00 2.12 0.08 0.10 49.03 Average: all 45.47 0.00 1.83 2.86 0.09 49.75 Average: 0 42.51 0.00 1.54 4.24 0.09 51.62 Average: 1 40.82 0.00 2.02 3.51 0.09 53.57 Average: 2 45.33 0.00 1.67 1.49 0.09 51.42 Average: 3 53.20 0.00 2.10 2.22 0.11 42.38