---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2992 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 8.4G 70G 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 539 13375 0 2125 15186 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:07:fa:ef brd ff:ff:ff:ff:ff:ff inet 10.30.106.167/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86041sec preferred_lft 86041sec inet6 fe80::f816:3eff:fe07:faef/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-2992) 04/02/26 _x86_64_ (4 CPU) 08:24:33 LINUX RESTART (4 CPU) 08:25:02 tps rtps wtps bread/s bwrtn/s 08:26:01 24.94 0.49 24.45 27.66 28108.32 08:27:01 66.51 50.56 15.95 3551.27 9354.44 08:28:01 31.58 8.00 23.59 142.86 7914.98 08:29:01 55.32 0.17 55.16 22.26 10672.89 08:30:01 64.12 1.10 63.02 117.58 12359.54 Average: 48.57 12.10 36.47 774.78 13633.41 08:25:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:26:01 14839140 15926340 1585828 9.65 30480 1277508 337700 1.93 227844 1190668 780 08:27:01 14192384 15594008 2232584 13.59 41556 1571508 806564 4.62 624012 1417344 70084 08:28:01 14153856 15613540 2271112 13.83 48864 1617428 753764 4.31 620376 1450788 56964 08:29:01 13770384 15488596 2654584 16.16 69384 1841088 889040 5.09 794792 1629316 188248 08:30:01 13733308 15577392 2691660 16.39 78340 1953072 788104 4.51 677968 1773156 176752 Average: 14137814 15639975 2287154 13.92 53725 1652121 715034 4.09 588998 1492254 98566 08:25:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:26:01 ens3 6.88 4.93 1.75 1.16 0.00 0.00 0.00 0.00 08:27:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 08:27:01 ens3 406.77 277.50 1667.06 76.12 0.00 0.00 0.00 0.00 08:28:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 08:28:01 ens3 18.02 13.69 31.97 4.26 0.00 0.00 0.00 0.00 08:29:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 08:29:01 ens3 64.26 45.11 705.19 5.55 0.00 0.00 0.00 0.00 08:30:01 lo 1.07 1.07 0.12 0.12 0.00 0.00 0.00 0.00 08:30:01 ens3 51.97 45.94 666.87 8.94 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 109.92 77.67 616.58 19.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2992) 04/02/26 _x86_64_ (4 CPU) 08:24:33 LINUX RESTART (4 CPU) 08:25:02 CPU %user %nice %system %iowait %steal %idle 08:26:01 all 0.19 0.00 0.22 58.27 0.01 41.31 08:26:01 0 0.22 0.00 0.27 74.13 0.00 25.38 08:26:01 1 0.05 0.00 0.08 82.35 0.00 17.52 08:26:01 2 0.12 0.00 0.24 65.76 0.02 33.87 08:26:01 3 0.34 0.00 0.31 10.94 0.00 88.42 08:27:01 all 11.16 0.00 1.31 20.71 0.04 66.79 08:27:01 0 16.80 0.00 1.30 5.31 0.05 76.53 08:27:01 1 10.02 0.00 1.27 54.71 0.05 33.95 08:27:01 2 7.35 0.00 0.94 11.14 0.05 80.53 08:27:01 3 10.45 0.00 1.72 11.67 0.05 76.11 08:28:01 all 8.08 0.00 0.71 18.34 0.03 72.84 08:28:01 0 16.08 0.00 0.90 5.30 0.03 77.68 08:28:01 1 4.67 0.00 0.87 65.09 0.02 29.35 08:28:01 2 3.69 0.00 0.50 1.44 0.02 94.36 08:28:01 3 7.88 0.00 0.53 1.73 0.03 89.82 08:29:01 all 7.64 0.00 0.60 15.00 0.03 76.73 08:29:01 0 11.55 0.00 1.07 3.72 0.05 83.61 08:29:01 1 10.95 0.00 0.70 56.30 0.05 32.00 08:29:01 2 3.13 0.00 0.23 0.00 0.03 96.61 08:29:01 3 4.98 0.00 0.40 0.17 0.02 94.43 08:30:01 all 12.59 0.00 1.03 11.27 0.04 75.07 08:30:01 0 18.96 0.00 0.97 3.94 0.05 76.09 08:30:01 1 13.14 0.00 1.37 34.97 0.03 50.48 08:30:01 2 9.77 0.00 0.88 5.03 0.07 84.25 08:30:01 3 8.51 0.00 0.88 1.17 0.02 89.43 Average: all 7.96 0.00 0.77 24.60 0.03 66.64 Average: 0 12.77 0.00 0.90 18.28 0.04 68.01 Average: 1 7.79 0.00 0.86 58.61 0.03 32.71 Average: 2 4.82 0.00 0.56 16.45 0.04 78.13 Average: 3 6.45 0.00 0.77 5.11 0.02 87.64