---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8137 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 9.2G 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 573 12326 0 3139 15136 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:af:81:a1 brd ff:ff:ff:ff:ff:ff inet 10.30.107.85/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:feaf:81a1/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8137) 12/28/23 _x86_64_ (4 CPU) 18:10:31 LINUX RESTART (4 CPU) 18:11:01 tps rtps wtps bread/s bwrtn/s 18:12:01 90.25 40.74 49.51 1942.48 10067.92 18:13:01 65.90 0.15 65.75 23.99 12898.35 18:14:01 153.42 31.89 121.53 1777.17 19801.37 18:15:01 59.31 3.60 55.71 93.05 20427.26 18:16:01 47.58 1.28 46.30 64.11 16782.81 Average: 83.29 15.53 67.76 780.09 15995.36 18:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:12:01 14088768 15541516 2336200 14.22 47980 1614960 814308 4.66 694456 1445376 48672 18:13:01 13852112 15535580 2572856 15.66 65624 1815132 806904 4.62 717800 1632764 134028 18:14:01 12864856 14914096 3560112 21.68 81796 2150256 1281588 7.33 1366040 1940248 13180 18:15:01 12643400 15489236 3781568 23.02 91080 2916352 770736 4.41 1211372 2284144 313556 18:16:01 12632972 15503892 3791996 23.09 95280 2937160 779348 4.46 1206312 2299092 544 Average: 13216422 15396864 3208546 19.53 76352 2286772 890577 5.10 1039196 1920325 101996 18:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:12:01 ens3 306.25 189.92 1274.35 50.62 0.00 0.00 0.00 0.00 18:12:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 18:13:01 ens3 32.67 21.86 496.78 4.31 0.00 0.00 0.00 0.00 18:13:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 18:14:01 ens3 438.63 414.73 4454.89 85.87 0.00 0.00 0.00 0.00 18:14:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 18:15:01 ens3 299.30 247.63 3810.52 39.81 0.00 0.00 0.00 0.00 18:15:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 18:16:01 ens3 160.96 173.63 251.88 2448.05 0.00 0.00 0.00 0.00 18:16:01 lo 19.06 19.06 1.72 1.72 0.00 0.00 0.00 0.00 Average: ens3 247.54 209.54 2057.52 525.76 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 0.39 0.39 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8137) 12/28/23 _x86_64_ (4 CPU) 18:10:31 LINUX RESTART (4 CPU) 18:11:01 CPU %user %nice %system %iowait %steal %idle 18:12:01 all 16.27 0.00 1.43 11.11 0.06 71.13 18:12:01 0 14.64 0.00 1.49 3.88 0.03 79.95 18:12:01 1 24.82 0.00 1.66 28.94 0.08 44.50 18:12:01 2 13.16 0.00 1.09 4.59 0.07 81.10 18:12:01 3 12.47 0.00 1.51 7.09 0.05 78.88 18:13:01 all 12.70 0.00 0.87 11.74 0.05 74.63 18:13:01 0 20.22 0.00 0.99 2.92 0.05 75.82 18:13:01 1 14.01 0.00 1.47 41.60 0.07 42.85 18:13:01 2 5.36 0.00 0.65 0.25 0.07 93.67 18:13:01 3 11.26 0.00 0.38 2.37 0.03 85.96 18:14:01 all 28.36 0.00 2.11 11.01 0.15 58.37 18:14:01 0 35.42 0.00 2.59 16.48 0.26 45.25 18:14:01 1 26.77 0.00 2.16 10.01 0.15 60.91 18:14:01 2 22.21 0.00 2.23 11.62 0.10 63.83 18:14:01 3 29.11 0.00 1.43 6.03 0.10 63.33 18:15:01 all 36.10 0.00 2.15 12.14 0.14 49.48 18:15:01 0 40.39 0.00 2.67 13.32 0.22 43.40 18:15:01 1 32.50 0.00 2.04 14.10 0.08 51.28 18:15:01 2 32.96 0.00 1.71 8.22 0.10 57.01 18:15:01 3 38.55 0.00 2.20 12.93 0.15 46.17 18:16:01 all 15.60 0.00 1.09 11.48 0.06 71.76 18:16:01 0 4.38 0.00 0.70 0.63 0.03 94.25 18:16:01 1 9.81 0.00 0.97 6.93 0.07 82.21 18:16:01 2 10.46 0.00 1.06 13.23 0.03 75.22 18:16:01 3 38.05 0.00 1.66 25.35 0.10 34.83 Average: all 21.77 0.00 1.53 11.49 0.09 65.12 Average: 0 22.89 0.00 1.68 7.39 0.12 67.92 Average: 1 21.55 0.00 1.66 20.31 0.09 56.38 Average: 2 16.80 0.00 1.34 7.58 0.07 74.21 Average: 3 25.82 0.00 1.43 10.71 0.09 61.94