---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3597 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 418 1215 0 2310 3258 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:1b:10:66 brd ff:ff:ff:ff:ff:ff inet 10.32.7.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86018sec preferred_lft 86018sec inet6 fe80::f816:3eff:fe1b:1066/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3597) 01/13/24 _x86_64_ (4 CPU) 10:57:49 LINUX RESTART (4 CPU) 10:58:01 tps rtps wtps bread/s bwrtn/s 10:59:02 100.35 50.26 50.09 2411.33 7388.64 11:00:01 84.48 29.60 54.88 1651.78 10627.04 11:01:01 10.28 0.00 10.28 0.00 507.38 11:02:01 30.51 4.23 26.28 486.99 3290.65 11:03:01 21.35 7.02 14.33 255.56 576.04 11:04:01 46.88 4.22 42.66 183.30 7705.25 Average: 48.88 15.85 33.03 829.23 5000.36 10:58:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:59:02 1785236 3390092 2253408 55.80 49988 1709328 567252 11.15 538232 1540900 164556 11:00:01 1456860 3223916 2581784 63.93 58832 1855572 713756 14.03 717848 1675752 5832 11:01:01 1444296 3217308 2594348 64.24 59840 1859828 717724 14.11 725404 1679008 1672 11:02:01 1070144 2953260 2968500 73.50 62616 1963772 941604 18.51 1004044 1766388 6744 11:03:01 953704 2856696 3084940 76.39 63504 1981560 1040384 20.45 1145648 1736956 4868 11:04:01 1232152 3325888 2806492 69.49 70664 2161132 602388 11.84 742068 1855824 33980 Average: 1323732 3161193 2714912 67.22 60907 1921865 763851 15.02 812207 1709138 36275 10:58:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:59:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 10:59:02 ens3 356.26 240.96 1515.92 67.19 0.00 0.00 0.00 0.00 11:00:01 lo 1.56 1.56 0.15 0.15 0.00 0.00 0.00 0.00 11:00:01 ens3 136.36 126.53 892.39 26.08 0.00 0.00 0.00 0.00 11:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:01:01 ens3 53.79 77.20 69.57 12.50 0.00 0.00 0.00 0.00 11:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 11:02:01 ens3 237.19 286.44 1478.64 41.27 0.00 0.00 0.00 0.00 11:03:01 lo 1132.74 1132.74 381.10 381.10 0.00 0.00 0.00 0.00 11:03:01 ens3 92.78 72.14 97.35 20.68 0.00 0.00 0.00 0.00 11:04:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 11:04:01 ens3 154.47 173.50 755.96 34.02 0.00 0.00 0.00 0.00 Average: lo 190.02 190.02 63.76 63.76 0.00 0.00 0.00 0.00 Average: ens3 171.91 162.90 801.39 33.65 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3597) 01/13/24 _x86_64_ (4 CPU) 10:57:49 LINUX RESTART (4 CPU) 10:58:01 CPU %user %nice %system %iowait %steal %idle 10:59:02 all 21.96 0.00 1.66 2.57 0.05 73.76 10:59:02 0 13.32 0.00 1.37 1.17 0.07 84.08 10:59:02 1 29.57 0.00 1.62 0.90 0.03 67.87 10:59:02 2 30.63 0.00 2.21 0.92 0.07 66.17 10:59:02 3 14.35 0.00 1.49 7.26 0.03 76.87 11:00:01 all 16.52 0.00 0.87 1.74 0.04 80.83 11:00:01 0 8.22 0.00 0.22 0.83 0.05 90.68 11:00:01 1 18.87 0.00 0.88 1.55 0.05 78.64 11:00:01 2 30.41 0.00 1.53 0.48 0.05 67.54 11:00:01 3 8.59 0.00 0.80 4.12 0.02 86.47 11:01:01 all 4.40 0.00 0.18 0.04 0.03 95.34 11:01:01 0 2.08 0.00 0.12 0.00 0.02 97.79 11:01:01 1 7.27 0.00 0.48 0.05 0.05 92.15 11:01:01 2 2.55 0.00 0.05 0.00 0.03 97.36 11:01:01 3 5.72 0.00 0.12 0.12 0.03 94.01 11:02:01 all 11.47 0.00 0.61 0.27 0.04 87.62 11:02:01 0 12.90 0.00 0.63 0.25 0.03 86.18 11:02:01 1 10.59 0.00 0.62 0.32 0.03 88.44 11:02:01 2 12.91 0.00 0.43 0.10 0.03 86.52 11:02:01 3 9.46 0.00 0.74 0.42 0.03 89.35 11:03:01 all 56.69 0.00 4.37 0.30 0.09 38.54 11:03:01 0 53.83 0.00 3.92 0.20 0.10 41.94 11:03:01 1 57.32 0.00 4.80 0.15 0.08 37.65 11:03:01 2 57.99 0.00 4.53 0.58 0.08 36.83 11:03:01 3 57.64 0.00 4.23 0.29 0.08 37.75 11:04:01 all 20.50 0.00 1.14 1.16 0.04 77.16 11:04:01 0 16.37 0.00 0.73 0.08 0.03 82.78 11:04:01 1 34.81 0.00 1.23 1.98 0.05 61.92 11:04:01 2 21.14 0.00 1.38 0.05 0.05 77.38 11:04:01 3 9.69 0.00 1.22 2.51 0.03 86.54 Average: all 21.87 0.00 1.47 1.01 0.05 75.60 Average: 0 17.73 0.00 1.16 0.42 0.05 80.64 Average: 1 26.38 0.00 1.60 0.82 0.05 71.14 Average: 2 25.84 0.00 1.68 0.35 0.05 72.07 Average: 3 17.54 0.00 1.43 2.45 0.04 78.54