---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-888 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: 2800.022 BogoMIPS: 5600.04 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 651 1039 0 2252 3025 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:85:09:95 brd ff:ff:ff:ff:ff:ff inet 10.32.6.93/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86027sec preferred_lft 86027sec inet6 fe80::f816:3eff:fe85:995/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-888) 04/06/24 _x86_64_ (4 CPU) 20:45:51 LINUX RESTART (4 CPU) 20:46:01 tps rtps wtps bread/s bwrtn/s 20:47:01 109.50 66.74 42.76 4497.25 6535.98 20:48:01 70.22 11.85 58.37 240.49 10289.35 20:49:01 9.28 0.00 9.28 0.00 465.04 20:50:01 40.59 7.40 33.19 438.73 3766.97 20:51:01 33.14 4.62 28.53 142.64 4978.64 Average: 52.55 18.12 34.43 1063.79 5207.04 20:46:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:47:01 1793640 3353756 2245004 55.59 48736 1667424 615076 12.09 563468 1507528 146984 20:48:01 1522908 3220004 2515736 62.29 57584 1787612 736152 14.47 716668 1610504 4912 20:49:01 1509640 3213824 2529004 62.62 59392 1792016 744076 14.63 724076 1614064 1652 20:50:01 449600 2275308 3589044 88.87 62840 1905768 1613280 31.71 1695040 1689220 4084 20:51:01 1135596 3162904 2903048 71.88 66208 2098852 744872 14.64 910968 1780296 107812 Average: 1282277 3045159 2756367 68.25 58952 1850334 890691 17.51 922044 1640322 53089 20:46:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:47:01 ens3 387.85 237.93 1373.28 62.77 0.00 0.00 0.00 0.00 20:47:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 20:48:01 ens3 118.16 112.55 771.70 25.88 0.00 0.00 0.00 0.00 20:48:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 20:49:01 ens3 54.53 79.11 63.55 12.58 0.00 0.00 0.00 0.00 20:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:50:01 ens3 263.99 315.23 1624.50 45.24 0.00 0.00 0.00 0.00 20:50:01 lo 13.10 13.10 3.24 3.24 0.00 0.00 0.00 0.00 20:51:01 ens3 475.59 362.77 1394.66 171.53 0.00 0.00 0.00 0.00 20:51:01 lo 97.40 97.40 19.96 19.96 0.00 0.00 0.00 0.00 Average: ens3 260.02 221.51 1045.51 63.60 0.00 0.00 0.00 0.00 Average: lo 22.69 22.69 4.70 4.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-888) 04/06/24 _x86_64_ (4 CPU) 20:45:51 LINUX RESTART (4 CPU) 20:46:01 CPU %user %nice %system %iowait %steal %idle 20:47:01 all 22.35 0.00 1.83 3.09 0.05 72.68 20:47:01 0 25.92 0.00 2.10 1.03 0.05 70.90 20:47:01 1 32.63 0.00 2.19 1.84 0.07 63.28 20:47:01 2 13.83 0.00 1.57 8.37 0.03 76.19 20:47:01 3 16.96 0.00 1.49 1.17 0.07 80.32 20:48:01 all 16.58 0.00 0.72 1.54 0.05 81.11 20:48:01 0 31.95 0.00 1.14 0.55 0.05 66.32 20:48:01 1 14.61 0.00 0.62 1.07 0.03 83.67 20:48:01 2 8.60 0.00 0.67 4.53 0.05 86.15 20:48:01 3 11.14 0.00 0.47 0.03 0.03 88.32 20:49:01 all 4.22 0.00 0.19 0.02 0.02 95.54 20:49:01 0 6.14 0.00 0.03 0.00 0.02 93.81 20:49:01 1 7.26 0.00 0.65 0.05 0.03 92.01 20:49:01 2 2.61 0.00 0.03 0.05 0.03 97.28 20:49:01 3 0.90 0.00 0.02 0.00 0.02 99.06 20:50:01 all 28.53 0.00 1.06 0.35 0.06 70.00 20:50:01 0 28.39 0.00 1.00 0.40 0.05 70.16 20:50:01 1 32.13 0.00 1.25 0.52 0.07 66.03 20:50:01 2 29.20 0.00 0.90 0.18 0.05 69.67 20:50:01 3 24.38 0.00 1.10 0.28 0.07 74.17 20:51:01 all 32.87 0.00 1.19 0.21 0.07 65.66 20:51:01 0 34.84 0.00 0.63 0.02 0.07 64.44 20:51:01 1 33.04 0.00 1.49 0.22 0.07 65.19 20:51:01 2 31.26 0.00 1.07 0.47 0.07 67.14 20:51:01 3 32.33 0.00 1.53 0.15 0.08 65.90 Average: all 20.90 0.00 1.00 1.04 0.05 77.01 Average: 0 25.44 0.00 0.98 0.40 0.05 73.13 Average: 1 23.93 0.00 1.24 0.74 0.05 74.04 Average: 2 17.09 0.00 0.85 2.71 0.05 79.30 Average: 3 17.15 0.00 0.92 0.33 0.05 81.55