---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5336 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 398 1208 0 2336 3280 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:37:a1:e5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.18/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fe37:a1e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5336) 03/23/24 _x86_64_ (4 CPU) 15:07:49 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:02 108.33 61.47 46.86 4391.80 7071.22 15:10:01 84.14 29.54 54.60 1650.70 10224.44 15:11:01 9.50 0.02 9.48 0.13 437.93 15:12:01 28.86 1.07 27.80 61.72 7164.01 15:13:01 48.01 1.87 46.14 132.78 6543.44 Average: 55.67 18.76 36.92 1246.08 6275.04 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:02 1814232 3384652 2224420 55.08 48672 1677868 594608 11.69 537128 1518064 142900 15:10:01 1524008 3269732 2514644 62.26 57200 1836756 732420 14.40 666668 1662420 4720 15:11:01 1507520 3259908 2531132 62.67 58988 1840828 732420 14.40 678944 1665700 1500 15:12:01 1224752 3191576 2813900 69.67 61424 2048144 770376 15.14 749332 1867744 4800 15:13:01 1200792 3321764 2837860 70.27 66756 2193548 651168 12.80 656772 1977908 3392 Average: 1454261 3285526 2584391 63.99 58608 1919429 696198 13.69 657769 1738367 31462 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 15:09:02 ens3 353.54 224.50 1401.56 61.26 0.00 0.00 0.00 0.00 15:10:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 15:10:01 ens3 118.12 108.69 756.84 24.83 0.00 0.00 0.00 0.00 15:11:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 15:11:01 ens3 59.04 78.04 66.40 12.25 0.00 0.00 0.00 0.00 15:12:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 15:12:01 ens3 473.55 421.16 3446.94 47.31 0.00 0.00 0.00 0.00 15:13:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 15:13:01 ens3 145.13 176.30 694.34 33.27 0.00 0.00 0.00 0.00 Average: lo 0.84 0.84 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 230.25 202.05 1274.94 35.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5336) 03/23/24 _x86_64_ (4 CPU) 15:07:49 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:02 all 23.19 0.00 1.83 3.02 0.08 71.88 15:09:02 0 5.07 0.00 0.97 1.58 0.05 92.33 15:09:02 1 49.37 0.00 2.92 1.32 0.12 46.28 15:09:02 2 28.99 0.00 1.92 2.57 0.08 66.43 15:09:02 3 9.22 0.00 1.49 6.60 0.05 82.65 15:10:01 all 16.22 0.00 0.87 1.61 0.06 81.25 15:10:01 0 8.99 0.00 0.44 0.19 0.05 90.34 15:10:01 1 30.63 0.00 1.45 1.53 0.09 66.31 15:10:01 2 12.47 0.00 1.05 2.33 0.03 84.11 15:10:01 3 12.79 0.00 0.53 2.41 0.07 84.20 15:11:01 all 4.55 0.00 0.23 0.03 0.03 95.17 15:11:01 0 6.53 0.00 0.57 0.00 0.03 92.87 15:11:01 1 2.32 0.00 0.08 0.00 0.00 97.60 15:11:01 2 1.55 0.00 0.13 0.00 0.03 98.28 15:11:01 3 7.82 0.00 0.13 0.10 0.03 91.91 15:12:01 all 8.04 0.00 0.69 0.41 0.05 90.82 15:12:01 0 7.68 0.00 0.44 0.03 0.03 91.82 15:12:01 1 6.87 0.00 0.30 0.20 0.03 92.60 15:12:01 2 10.54 0.00 1.05 0.68 0.07 87.66 15:12:01 3 7.06 0.00 0.97 0.72 0.07 91.18 15:13:01 all 21.27 0.00 1.04 1.10 0.06 76.54 15:13:01 0 15.13 0.00 0.72 0.03 0.03 84.09 15:13:01 1 20.56 0.00 1.10 0.17 0.05 78.12 15:13:01 2 43.84 0.00 1.57 3.17 0.10 51.31 15:13:01 3 5.78 0.00 0.79 1.02 0.03 92.38 Average: all 14.65 0.00 0.93 1.23 0.05 83.13 Average: 0 8.69 0.00 0.63 0.37 0.04 90.28 Average: 1 21.91 0.00 1.17 0.64 0.06 76.22 Average: 2 19.50 0.00 1.15 1.75 0.06 77.54 Average: 3 8.51 0.00 0.78 2.17 0.05 88.49