---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4416 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.8G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 1365 12016 0 2658 14353 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ae:f3:3e brd ff:ff:ff:ff:ff:ff inet 10.30.106.184/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:feae:f33e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4416) 11/25/23 _x86_64_ (4 CPU) 18:00:08 LINUX RESTART (4 CPU) 18:01:02 tps rtps wtps bread/s bwrtn/s 18:02:01 169.10 34.34 134.76 1851.12 29152.14 18:03:01 57.91 9.67 48.24 766.94 18460.66 18:04:01 18.68 2.58 16.10 67.59 14850.19 18:05:01 32.01 0.78 31.23 84.52 23659.66 Average: 69.00 11.75 57.26 687.65 21498.46 18:01:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:02:01 13249656 15254120 3175304 19.33 77280 2113676 1047300 5.99 1009880 1921636 148476 18:03:01 11308944 13370728 5116016 31.15 78428 2167972 2721292 15.57 2974504 1888348 2792 18:04:01 12634452 15055488 3790508 23.08 79856 2519764 1195080 6.84 1562644 1970120 275140 18:05:01 12331536 14718128 4093424 24.92 83200 2482756 1532328 8.77 1873180 1961408 38968 Average: 12381147 14599616 4043813 24.62 79691 2321042 1624000 9.29 1855052 1935378 116344 18:01:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:02:01 ens3 421.56 324.25 4471.24 67.06 0.00 0.00 0.00 0.00 18:02:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 18:03:01 ens3 437.19 270.65 529.30 91.12 0.00 0.00 0.00 0.00 18:03:01 lo 21.48 21.48 8.51 8.51 0.00 0.00 0.00 0.00 18:04:01 ens3 848.04 530.03 801.01 205.28 0.00 0.00 0.00 0.00 18:04:01 lo 45.59 45.59 22.24 22.24 0.00 0.00 0.00 0.00 18:05:01 ens3 85.20 52.86 30.88 212.91 0.00 0.00 0.00 0.00 18:05:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 448.11 294.32 1445.38 144.42 0.00 0.00 0.00 0.00 Average: lo 17.16 17.16 7.75 7.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4416) 11/25/23 _x86_64_ (4 CPU) 18:00:08 LINUX RESTART (4 CPU) 18:01:02 CPU %user %nice %system %iowait %steal %idle 18:02:01 all 28.61 0.00 1.96 3.25 0.07 66.11 18:02:01 0 34.83 0.00 2.90 1.67 0.07 60.53 18:02:01 1 25.60 0.00 0.94 1.91 0.07 71.49 18:02:01 2 33.72 0.00 2.55 5.48 0.10 58.14 18:02:01 3 20.30 0.00 1.43 3.94 0.05 74.29 18:03:01 all 75.99 0.00 1.57 0.81 0.10 21.53 18:03:01 0 79.29 0.00 1.47 0.15 0.10 18.99 18:03:01 1 79.30 0.00 1.76 0.92 0.10 17.92 18:03:01 2 65.49 0.00 2.03 1.71 0.10 30.67 18:03:01 3 79.87 0.00 1.00 0.47 0.10 18.55 18:04:01 all 59.47 0.00 2.07 0.65 0.10 37.71 18:04:01 0 62.89 0.00 2.68 0.03 0.08 34.31 18:04:01 1 58.63 0.00 2.08 0.10 0.10 39.09 18:04:01 2 60.48 0.00 1.92 0.08 0.10 37.42 18:04:01 3 55.87 0.00 1.62 2.39 0.10 40.02 18:05:01 all 21.21 0.00 0.72 6.96 0.05 71.06 18:05:01 0 28.86 0.00 0.74 0.22 0.05 70.13 18:05:01 1 19.31 0.00 0.74 13.71 0.07 66.17 18:05:01 2 25.42 0.00 0.83 0.02 0.05 73.69 18:05:01 3 11.23 0.00 0.57 13.93 0.03 74.23 Average: all 46.39 0.00 1.58 2.91 0.08 49.03 Average: 0 51.56 0.00 1.94 0.51 0.08 45.90 Average: 1 45.81 0.00 1.38 4.16 0.08 48.56 Average: 2 46.29 0.00 1.83 1.80 0.09 49.99 Average: 3 41.92 0.00 1.16 5.18 0.07 51.67