---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2091 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 676K 1.6G 1% /run /dev/vda1 78G 8.5G 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 586 13063 0 2389 15135 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:ff:4d:be brd ff:ff:ff:ff:ff:ff inet 10.30.107.188/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:feff:4dbe/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-2091) 10/02/25 _x86_64_ (4 CPU) 08:23:54 LINUX RESTART (4 CPU) 08:24:01 tps rtps wtps bread/s bwrtn/s 08:25:02 266.34 54.24 212.10 3643.53 84538.98 08:26:01 166.68 39.16 127.52 2419.39 15748.25 08:27:01 27.20 4.70 22.50 165.57 3906.68 08:28:01 38.66 1.58 37.08 107.98 6904.05 Average: 124.54 24.86 99.68 1580.62 27824.80 08:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:25:02 13940416 15485056 2484544 15.13 57708 1690572 866608 4.96 760572 1513820 191376 08:26:01 13010844 14871412 3414116 20.79 75272 1974480 1613596 9.23 1376488 1794964 27552 08:27:01 12171628 14141232 4253332 25.90 78972 2075548 2003036 11.46 2184236 1816824 22480 08:28:01 13392740 15514008 3032220 18.46 83200 2220044 761420 4.36 845848 1933392 26856 Average: 13128907 15002927 3296053 20.07 73788 1990161 1311165 7.50 1291786 1764750 67066 08:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:25:02 ens3 393.20 265.94 1611.76 78.87 0.00 0.00 0.00 0.00 08:25:02 lo 1.40 1.40 0.16 0.16 0.00 0.00 0.00 0.00 08:26:01 ens3 368.24 268.67 2448.80 70.67 0.00 0.00 0.00 0.00 08:26:01 lo 0.88 0.88 0.09 0.09 0.00 0.00 0.00 0.00 08:27:01 ens3 4987.37 2874.87 2377.46 1196.00 0.00 0.00 0.00 0.00 08:27:01 lo 1.60 1.60 0.26 0.26 0.00 0.00 0.00 0.00 08:28:01 ens3 1263.77 861.46 444.22 317.50 0.00 0.00 0.00 0.00 08:28:01 lo 6.40 6.40 1.16 1.16 0.00 0.00 0.00 0.00 Average: ens3 1758.94 1071.08 1717.51 417.21 0.00 0.00 0.00 0.00 Average: lo 2.58 2.58 0.42 0.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2091) 10/02/25 _x86_64_ (4 CPU) 08:23:54 LINUX RESTART (4 CPU) 08:24:01 CPU %user %nice %system %iowait %steal %idle 08:25:02 all 17.46 0.00 1.74 12.08 0.06 68.66 08:25:02 0 12.66 0.00 1.57 11.98 0.07 73.72 08:25:02 1 15.86 0.00 2.09 18.29 0.05 63.71 08:25:02 2 28.37 0.00 1.84 9.29 0.08 60.41 08:25:02 3 12.96 0.00 1.46 8.78 0.05 76.75 08:26:01 all 31.54 0.00 1.64 1.61 0.08 65.13 08:26:01 0 27.16 0.00 2.21 3.51 0.09 67.03 08:26:01 1 35.93 0.00 2.21 0.83 0.08 60.94 08:26:01 2 22.77 0.00 0.70 0.73 0.07 75.74 08:26:01 3 40.30 0.00 1.41 1.40 0.07 56.83 08:27:01 all 75.27 0.00 6.50 0.08 0.12 18.03 08:27:01 0 70.09 0.00 6.80 0.05 0.12 22.94 08:27:01 1 80.85 0.00 6.09 0.22 0.12 12.73 08:27:01 2 79.06 0.00 5.09 0.02 0.12 15.72 08:27:01 3 71.07 0.00 8.05 0.00 0.13 20.75 08:28:01 all 29.64 0.00 3.82 0.51 0.06 65.97 08:28:01 0 18.44 0.00 3.61 0.79 0.05 77.12 08:28:01 1 13.64 0.00 3.76 0.03 0.05 82.52 08:28:01 2 51.52 0.00 4.12 1.15 0.08 43.12 08:28:01 3 34.99 0.00 3.79 0.07 0.07 61.09 Average: all 38.49 0.00 3.43 3.58 0.08 54.42 Average: 0 32.05 0.00 3.55 4.09 0.08 60.22 Average: 1 36.57 0.00 3.54 4.85 0.08 54.96 Average: 2 45.51 0.00 2.95 2.81 0.09 48.64 Average: 3 39.82 0.00 3.69 2.57 0.08 53.85