---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12604 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: 2800.000 BogoMIPS: 5600.00 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 572 12650 0 2816 15137 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:c7:50:a6 brd ff:ff:ff:ff:ff:ff inet 10.30.106.178/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:fec7:50a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12604) 01/16/24 _x86_64_ (4 CPU) 06:37:20 LINUX RESTART (4 CPU) 06:38:01 tps rtps wtps bread/s bwrtn/s 06:39:01 130.64 28.36 102.28 2158.71 36370.34 06:40:01 239.60 23.31 216.29 1133.22 12339.89 06:41:01 100.13 7.13 93.00 388.27 13993.60 06:42:01 60.44 0.98 59.46 63.72 4868.26 Average: 132.71 14.95 117.76 935.97 16892.71 06:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:39:01 13903644 15606996 2521316 15.35 70604 1828516 700696 4.01 640252 1655768 120296 06:40:01 11998356 13962120 4426604 26.95 85464 2061740 2402128 13.75 2318860 1853560 26228 06:41:01 11736788 14107964 4688172 28.54 98340 2442000 2024612 11.59 2320760 2085080 28396 06:42:01 12944904 15464516 3480056 21.19 103132 2578032 835964 4.78 1034140 2158868 68108 Average: 12645923 14785399 3779037 23.01 89385 2227572 1490850 8.53 1578503 1938319 60757 06:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:39:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 06:39:01 ens3 77.59 54.39 1091.23 12.56 0.00 0.00 0.00 0.00 06:40:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 06:40:01 ens3 313.51 298.17 2835.07 69.75 0.00 0.00 0.00 0.00 06:41:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 06:41:01 ens3 385.97 312.36 4070.38 56.58 0.00 0.00 0.00 0.00 06:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 06:42:01 ens3 666.16 553.42 866.19 242.21 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 360.81 304.59 2215.82 95.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12604) 01/16/24 _x86_64_ (4 CPU) 06:37:20 LINUX RESTART (4 CPU) 06:38:01 CPU %user %nice %system %iowait %steal %idle 06:39:01 all 18.94 0.00 1.46 5.44 0.06 74.10 06:39:01 0 28.15 0.00 2.21 4.52 0.05 65.07 06:39:01 1 17.03 0.00 1.28 0.63 0.03 81.02 06:39:01 2 3.89 0.00 0.69 8.20 0.10 87.12 06:39:01 3 26.61 0.00 1.70 8.42 0.07 63.20 06:40:01 all 31.21 0.00 1.73 2.41 0.08 64.57 06:40:01 0 30.66 0.00 2.21 2.23 0.08 64.81 06:40:01 1 24.51 0.00 1.83 1.21 0.08 72.37 06:40:01 2 37.62 0.00 1.29 4.57 0.08 56.44 06:40:01 3 32.06 0.00 1.57 1.64 0.07 64.67 06:41:01 all 60.68 0.00 2.17 0.50 0.11 36.54 06:41:01 0 53.30 0.00 2.34 0.70 0.10 43.55 06:41:01 1 62.97 0.00 1.86 0.10 0.12 34.95 06:41:01 2 62.56 0.00 1.76 0.38 0.10 35.20 06:41:01 3 63.93 0.00 2.72 0.79 0.10 32.46 06:42:01 all 57.51 0.00 2.32 0.22 0.10 39.85 06:42:01 0 56.42 0.00 2.70 0.62 0.10 40.16 06:42:01 1 56.90 0.00 2.48 0.13 0.08 40.40 06:42:01 2 61.06 0.00 1.81 0.03 0.12 36.98 06:42:01 3 55.60 0.00 2.32 0.10 0.10 41.88 Average: all 42.07 0.00 1.92 2.14 0.09 53.78 Average: 0 42.13 0.00 2.37 2.02 0.08 53.40 Average: 1 40.32 0.00 1.86 0.52 0.08 57.22 Average: 2 41.31 0.00 1.39 3.30 0.10 53.91 Average: 3 44.50 0.00 2.08 2.75 0.08 50.60