---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1538 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: 2800.000 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 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 431 1186 0 2326 3247 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:3e:0c:b2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.186/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fe3e:cb2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1538) 08/03/24 _x86_64_ (4 CPU) 15:07:40 LINUX RESTART (4 CPU) 15:08:01 tps rtps wtps bread/s bwrtn/s 15:09:01 74.52 26.06 48.46 1456.42 6171.64 15:10:01 81.49 29.06 52.43 1624.26 9639.45 15:11:01 10.18 0.00 10.18 0.00 483.79 15:12:01 49.19 2.25 46.94 116.78 8853.72 Average: 53.85 14.34 39.50 799.40 6287.29 15:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 1793068 3375664 2245584 55.60 50268 1687348 578832 11.38 550672 1522068 153472 15:10:01 1458408 3196904 2580244 63.89 57348 1829448 764832 15.03 739916 1653388 5040 15:11:01 1442680 3188736 2595972 64.28 59340 1834092 773280 15.20 749708 1657068 1780 15:12:01 1209424 3316480 2829228 70.05 64132 2182024 627100 12.33 654604 1968476 104448 Average: 1475895 3269446 2562757 63.46 57772 1883228 686011 13.48 673725 1700250 66185 15:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:09:01 ens3 72.42 62.97 808.46 6.53 0.00 0.00 0.00 0.00 15:09:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 15:10:01 ens3 117.21 116.01 749.74 22.08 0.00 0.00 0.00 0.00 15:10:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 15:11:01 ens3 60.16 85.62 66.66 13.76 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 15:12:01 ens3 675.54 624.05 4103.94 83.06 0.00 0.00 0.00 0.00 15:12:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 231.33 222.16 1432.17 31.36 0.00 0.00 0.00 0.00 Average: lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1538) 08/03/24 _x86_64_ (4 CPU) 15:07:40 LINUX RESTART (4 CPU) 15:08:01 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 15.06 0.00 1.20 2.14 0.04 81.56 15:09:01 0 12.16 0.00 0.90 1.89 0.03 85.01 15:09:01 1 26.70 0.00 1.87 0.62 0.05 70.76 15:09:01 2 2.76 0.00 0.77 5.88 0.03 90.55 15:09:01 3 18.61 0.00 1.25 0.17 0.03 79.94 15:10:01 all 13.64 0.00 0.72 1.40 0.05 84.19 15:10:01 0 7.86 0.00 0.64 0.95 0.02 90.54 15:10:01 1 10.01 0.00 0.43 0.70 0.07 88.79 15:10:01 2 11.51 0.00 0.70 3.60 0.05 84.14 15:10:01 3 25.17 0.00 1.12 0.38 0.07 73.26 15:11:01 all 4.48 0.00 0.26 0.03 0.03 95.20 15:11:01 0 6.18 0.00 0.43 0.00 0.05 93.33 15:11:01 1 2.51 0.00 0.20 0.00 0.03 97.26 15:11:01 2 2.43 0.00 0.17 0.13 0.02 97.25 15:11:01 3 6.80 0.00 0.22 0.00 0.03 92.95 15:12:01 all 13.59 0.00 1.06 0.78 0.05 84.52 15:12:01 0 10.77 0.00 1.17 0.63 0.05 87.38 15:12:01 1 15.32 0.00 0.97 0.69 0.07 82.95 15:12:01 2 18.42 0.00 1.22 1.75 0.05 78.56 15:12:01 3 9.87 0.00 0.92 0.00 0.05 89.15 Average: all 11.69 0.00 0.81 1.09 0.04 86.37 Average: 0 9.24 0.00 0.79 0.87 0.04 89.07 Average: 1 13.64 0.00 0.87 0.50 0.05 84.94 Average: 2 8.78 0.00 0.71 2.84 0.04 87.63 Average: 3 15.12 0.00 0.88 0.14 0.05 83.82