---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5273 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 41% / 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 685 950 0 2307 2993 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:9f:08:2f brd ff:ff:ff:ff:ff:ff inet 10.32.7.69/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe9f:82f/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-5273) 03/23/24 _x86_64_ (4 CPU) 03:47:51 LINUX RESTART (4 CPU) 03:48:01 tps rtps wtps bread/s bwrtn/s 03:49:02 109.98 66.71 43.28 4503.25 6543.04 03:50:01 69.38 12.05 57.33 241.72 10680.22 03:51:01 9.50 0.00 9.50 0.00 419.53 03:52:01 43.73 0.32 43.41 6.27 8501.12 03:53:01 23.01 3.20 19.81 152.24 7982.67 Average: 51.06 16.47 34.59 983.17 6812.43 03:48:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 1795488 3365200 2243156 55.54 48580 1677256 599572 11.79 552200 1517436 155484 03:50:01 1537736 3241616 2500908 61.92 57172 1795164 709968 13.96 694296 1618172 4600 03:51:01 1510116 3220740 2528528 62.61 59040 1799232 717956 14.11 717208 1621420 1908 03:52:01 1353252 3415176 2685392 66.49 63640 2137768 521908 10.26 535856 1943972 103424 03:53:01 1005760 3094568 3032884 75.10 65108 2163020 806544 15.85 1099844 1725956 25308 Average: 1440470 3267460 2598174 64.33 58708 1914488 671190 13.19 719881 1685391 58145 03:48:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 ens3 313.21 207.62 1393.24 61.69 0.00 0.00 0.00 0.00 03:49:02 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 03:50:01 ens3 112.29 101.19 754.21 22.03 0.00 0.00 0.00 0.00 03:50:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 03:51:01 ens3 52.41 76.84 59.50 12.21 0.00 0.00 0.00 0.00 03:51:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:52:01 ens3 586.84 569.42 4080.16 72.97 0.00 0.00 0.00 0.00 03:52:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:53:01 ens3 233.34 154.09 354.67 286.88 0.00 0.00 0.00 0.00 03:53:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 260.11 222.23 1330.28 91.39 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 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-5273) 03/23/24 _x86_64_ (4 CPU) 03:47:51 LINUX RESTART (4 CPU) 03:48:01 CPU %user %nice %system %iowait %steal %idle 03:49:02 all 22.07 0.00 1.82 2.91 0.06 73.13 03:49:02 0 5.46 0.00 1.17 6.56 0.03 86.78 03:49:02 1 15.16 0.00 1.34 1.12 0.05 82.33 03:49:02 2 47.14 0.00 3.04 1.77 0.10 47.95 03:49:02 3 20.50 0.00 1.72 2.21 0.07 75.50 03:50:01 all 17.07 0.00 0.86 1.50 0.05 80.52 03:50:01 0 9.24 0.00 0.70 4.16 0.03 85.86 03:50:01 1 13.81 0.00 0.65 0.27 0.03 85.24 03:50:01 2 15.23 0.00 0.80 1.16 0.05 82.76 03:50:01 3 29.99 0.00 1.31 0.37 0.05 68.28 03:51:01 all 4.71 0.00 0.20 0.05 0.02 95.02 03:51:01 0 3.38 0.00 0.13 0.23 0.02 96.24 03:51:01 1 7.98 0.00 0.07 0.00 0.02 91.93 03:51:01 2 7.48 0.00 0.60 0.00 0.05 91.87 03:51:01 3 0.00 0.00 0.00 0.00 0.00 100.00 03:52:01 all 11.88 0.00 1.05 0.33 0.05 86.68 03:52:01 0 12.08 0.00 1.37 0.92 0.07 85.56 03:52:01 1 9.92 0.00 0.90 0.00 0.05 89.13 03:52:01 2 10.01 0.00 1.32 0.39 0.07 88.21 03:52:01 3 15.49 0.00 0.63 0.00 0.05 83.82 03:53:01 all 29.77 0.00 0.90 0.33 0.07 68.93 03:53:01 0 24.00 0.00 0.65 1.07 0.03 74.24 03:53:01 1 32.61 0.00 1.12 0.10 0.08 66.09 03:53:01 2 37.29 0.00 0.99 0.02 0.07 61.64 03:53:01 3 25.19 0.00 0.83 0.17 0.07 73.75 Average: all 17.10 0.00 0.97 1.02 0.05 80.86 Average: 0 10.84 0.00 0.80 2.58 0.04 85.73 Average: 1 15.91 0.00 0.82 0.30 0.05 82.92 Average: 2 23.46 0.00 1.35 0.66 0.07 74.46 Average: 3 18.19 0.00 0.90 0.55 0.05 80.31