---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5745 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 600 12656 0 2783 15111 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:36:b3:50 brd ff:ff:ff:ff:ff:ff inet 10.30.107.62/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe36:b350/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5745) 09/28/26 _x86_64_ (4 CPU) 05:12:24 LINUX RESTART (4 CPU) 05:13:01 tps rtps wtps bread/s bwrtn/s 05:14:01 129.48 16.21 113.26 1246.19 25627.46 05:15:01 142.69 23.86 118.83 1279.12 16121.05 05:16:01 16.16 2.62 13.55 77.57 2274.04 05:17:01 26.35 3.28 23.06 148.38 9547.08 Average: 78.67 11.49 67.17 687.79 13391.94 05:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 13747652 15565168 2677316 16.30 72288 1936132 762932 4.37 657836 1787216 198032 05:15:01 11949896 14128548 4475072 27.25 89384 2265304 2222372 12.72 2196536 2010688 58988 05:16:01 11945044 14132052 4479924 27.28 89720 2273168 2220636 12.71 2221640 1990208 2252 05:17:01 12949088 15464608 3475880 21.16 92024 2595616 840208 4.81 1034192 2169844 73724 Average: 12647920 14822594 3777048 23.00 85854 2267555 1511537 8.65 1527551 1989489 83249 05:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 ens3 159.27 123.56 1675.93 31.15 0.00 0.00 0.00 0.00 05:14:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 05:15:01 ens3 430.46 370.54 3717.37 76.96 0.00 0.00 0.00 0.00 05:15:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 05:16:01 ens3 182.04 109.86 54.78 62.66 0.00 0.00 0.00 0.00 05:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:17:01 ens3 251.11 178.37 393.46 1256.20 0.00 0.00 0.00 0.00 05:17:01 lo 1.78 1.78 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 255.72 195.58 1460.33 356.73 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.28 0.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5745) 09/28/26 _x86_64_ (4 CPU) 05:12:24 LINUX RESTART (4 CPU) 05:13:01 CPU %user %nice %system %iowait %steal %idle 05:14:01 all 14.50 0.00 1.31 1.83 0.00 82.36 05:14:01 0 5.28 0.00 0.53 0.68 0.00 93.50 05:14:01 1 10.08 0.00 1.53 4.84 0.00 83.55 05:14:01 2 25.48 0.00 1.90 0.70 0.00 71.92 05:14:01 3 17.16 0.00 1.27 1.08 0.00 80.48 05:15:01 all 43.96 0.00 2.46 0.51 0.01 53.06 05:15:01 0 38.90 0.00 1.94 1.02 0.00 58.15 05:15:01 1 49.10 0.00 2.73 0.42 0.02 47.73 05:15:01 2 47.02 0.00 2.31 0.44 0.02 50.22 05:15:01 3 40.84 0.00 2.88 0.15 0.02 56.11 05:16:01 all 73.62 0.00 2.21 0.05 0.02 24.10 05:16:01 0 62.05 0.00 1.96 0.08 0.02 35.89 05:16:01 1 70.31 0.00 2.28 0.03 0.02 27.36 05:16:01 2 81.40 0.00 2.02 0.03 0.03 16.51 05:16:01 3 80.67 0.00 2.59 0.05 0.02 16.68 05:17:01 all 44.64 0.00 2.29 0.20 0.01 52.85 05:17:01 0 34.35 0.00 1.68 0.67 0.02 63.29 05:17:01 1 43.32 0.00 2.57 0.03 0.00 54.07 05:17:01 2 38.67 0.00 2.19 0.08 0.00 59.06 05:17:01 3 62.23 0.00 2.72 0.02 0.02 35.01 Average: all 44.15 0.00 2.07 0.65 0.01 53.12 Average: 0 35.12 0.00 1.53 0.61 0.01 62.73 Average: 1 43.12 0.00 2.27 1.34 0.01 53.25 Average: 2 48.12 0.00 2.11 0.31 0.01 49.44 Average: 3 50.22 0.00 2.36 0.33 0.01 47.08