---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-20552 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 561 12736 0 2741 15148 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:f9:b7:95 brd ff:ff:ff:ff:ff:ff inet 10.30.106.196/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:fef9:b795/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20552) 04/04/24 _x86_64_ (4 CPU) 13:08:03 LINUX RESTART (4 CPU) 13:09:02 tps rtps wtps bread/s bwrtn/s 13:10:01 114.69 24.03 90.66 1247.65 13434.33 13:11:01 251.34 15.55 235.79 877.99 17178.34 13:12:01 102.13 0.77 101.37 27.59 18140.62 13:13:01 38.49 1.48 37.01 76.92 7401.70 Average: 126.71 10.40 116.31 554.63 14041.45 13:09:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 13951536 15610588 2473424 15.06 69320 1786056 727976 4.17 635796 1613108 117584 13:11:01 12310768 14371380 4114192 25.05 91416 2146876 1811408 10.37 1947716 1900288 128920 13:12:01 10899024 13279184 5525936 33.64 97992 2449200 2866228 16.40 3145564 2091908 25088 13:13:01 12998356 15465444 3426604 20.86 101760 2529556 858784 4.91 1003220 2138860 27096 Average: 12539921 14681649 3885039 23.65 90122 2227922 1566099 8.96 1683074 1936041 74672 13:09:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 1.36 1.36 0.15 0.15 0.00 0.00 0.00 0.00 13:10:01 ens3 93.26 73.72 1069.61 30.50 0.00 0.00 0.00 0.00 13:11:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 13:11:01 ens3 366.67 330.88 3251.69 60.76 0.00 0.00 0.00 0.00 13:12:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 13:12:01 ens3 772.48 635.85 4215.06 241.51 0.00 0.00 0.00 0.00 13:13:01 lo 34.99 34.99 3.14 3.14 0.00 0.00 0.00 0.00 13:13:01 ens3 286.80 297.83 364.07 665.16 0.00 0.00 0.00 0.00 Average: lo 9.30 9.30 0.84 0.84 0.00 0.00 0.00 0.00 Average: ens3 381.02 335.67 2230.02 250.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-20552) 04/04/24 _x86_64_ (4 CPU) 13:08:03 LINUX RESTART (4 CPU) 13:09:02 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 20.11 0.00 1.51 3.29 0.06 75.03 13:10:01 0 3.78 0.00 0.78 7.12 0.03 88.28 13:10:01 1 23.46 0.00 1.53 2.76 0.05 72.19 13:10:01 2 31.34 0.00 1.99 2.82 0.08 63.77 13:10:01 3 21.85 0.00 1.78 0.47 0.05 75.85 13:11:01 all 55.36 0.00 2.23 2.21 0.14 40.06 13:11:01 0 56.13 0.00 2.36 1.49 0.18 39.83 13:11:01 1 51.54 0.00 2.25 4.71 0.10 41.40 13:11:01 2 60.10 0.00 2.08 1.68 0.13 36.00 13:11:01 3 53.66 0.00 2.20 0.99 0.13 43.01 13:12:01 all 60.36 0.00 2.18 2.09 0.12 35.25 13:12:01 0 68.34 0.00 2.56 2.54 0.10 26.47 13:12:01 1 53.44 0.00 2.65 2.60 0.12 41.19 13:12:01 2 68.06 0.00 1.66 2.57 0.15 27.55 13:12:01 3 51.67 0.00 1.87 0.67 0.12 45.67 13:13:01 all 40.56 0.00 1.91 1.27 0.08 56.17 13:13:01 0 36.86 0.00 2.03 0.08 0.10 60.92 13:13:01 1 30.23 0.00 1.62 4.11 0.05 63.99 13:13:01 2 32.06 0.00 1.12 0.02 0.07 66.73 13:13:01 3 63.10 0.00 2.88 0.85 0.10 33.07 Average: all 44.15 0.00 1.96 2.21 0.10 51.58 Average: 0 41.36 0.00 1.93 2.79 0.10 53.81 Average: 1 39.69 0.00 2.01 3.55 0.08 54.67 Average: 2 47.89 0.00 1.71 1.77 0.11 48.52 Average: 3 47.65 0.00 2.18 0.75 0.10 49.32