---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10904 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 676K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 602 13039 0 2398 15118 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 mq state UP group default qlen 1000 link/ether fa:16:3e:87:06:22 brd ff:ff:ff:ff:ff:ff inet 10.30.106.148/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86047sec preferred_lft 86047sec inet6 fe80::f816:3eff:fe87:622/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10904) 11/06/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:01 tps rtps wtps bread/s bwrtn/s 21:12:01 171.87 39.64 132.23 2433.19 18406.53 21:13:01 46.51 3.75 42.76 159.44 10059.92 21:14:01 6.72 0.00 6.72 0.00 4224.36 21:15:01 13.60 1.42 12.18 45.06 6207.23 21:16:01 34.69 2.82 31.88 275.55 10242.69 Average: 54.68 9.53 45.15 582.65 9828.15 21:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:12:01 13214800 15019432 3210168 19.54 73464 1922208 1272392 7.28 1257140 1718368 87116 21:13:01 12529248 14428100 3895720 23.72 76292 2009860 1877444 10.74 1882272 1770196 4508 21:14:01 12516540 14415412 3908428 23.80 76380 2009904 1893476 10.84 1895836 1770224 44 21:15:01 13247492 15258332 3177476 19.35 78520 2116488 1064748 6.09 1084304 1845976 53696 21:16:01 13407196 15535100 3017772 18.37 82292 2227080 800548 4.58 860236 1907168 28588 Average: 12983055 14931275 3441913 20.96 77390 2057108 1381722 7.91 1395958 1802386 34790 21:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:12:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 21:12:01 ens3 255.37 189.40 2162.66 42.78 0.00 0.00 0.00 0.00 21:13:01 lo 1.62 1.62 0.09 0.09 0.00 0.00 0.00 0.00 21:13:01 ens3 869.19 444.69 1337.44 211.41 0.00 0.00 0.00 0.00 21:14:01 lo 4.13 4.13 0.20 0.20 0.00 0.00 0.00 0.00 21:14:01 ens3 89.27 42.51 21.15 15.51 0.00 0.00 0.00 0.00 21:15:01 lo 18.15 18.15 2.63 2.63 0.00 0.00 0.00 0.00 21:15:01 ens3 509.45 336.26 1650.10 88.40 0.00 0.00 0.00 0.00 21:16:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 21:16:01 ens3 607.95 374.52 1572.98 155.70 0.00 0.00 0.00 0.00 Average: lo 5.03 5.03 0.61 0.61 0.00 0.00 0.00 0.00 Average: ens3 466.25 277.48 1348.87 102.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-10904) 11/06/25 _x86_64_ (4 CPU) 21:10:23 LINUX RESTART (4 CPU) 21:11:01 CPU %user %nice %system %iowait %steal %idle 21:12:01 all 34.29 0.00 1.73 2.01 0.08 61.89 21:12:01 0 29.07 0.00 1.55 1.80 0.07 67.50 21:12:01 1 48.32 0.00 2.83 1.43 0.10 47.32 21:12:01 2 28.93 0.00 1.05 4.03 0.10 65.89 21:12:01 3 30.76 0.00 1.45 0.80 0.07 66.92 21:13:01 all 44.59 0.00 1.54 0.23 0.07 53.57 21:13:01 0 38.79 0.00 2.16 0.72 0.08 58.25 21:13:01 1 48.97 0.00 1.39 0.02 0.07 49.56 21:13:01 2 44.12 0.00 1.65 0.15 0.08 53.99 21:13:01 3 46.47 0.00 0.98 0.02 0.07 52.46 21:14:01 all 0.78 0.00 0.15 0.14 0.03 98.89 21:14:01 0 0.55 0.00 0.17 0.57 0.03 98.68 21:14:01 1 1.04 0.00 0.07 0.00 0.03 98.86 21:14:01 2 0.72 0.00 0.33 0.00 0.03 98.92 21:14:01 3 0.82 0.00 0.03 0.00 0.02 99.13 21:15:01 all 26.33 0.00 1.14 0.15 0.06 72.32 21:15:01 0 26.31 0.00 1.19 0.49 0.08 71.93 21:15:01 1 27.07 0.00 0.87 0.02 0.07 71.97 21:15:01 2 27.46 0.00 1.37 0.05 0.05 71.07 21:15:01 3 24.46 0.00 1.14 0.05 0.05 74.30 21:16:01 all 39.34 0.00 1.59 0.33 0.07 58.67 21:16:01 0 25.42 0.00 1.63 0.60 0.07 72.28 21:16:01 1 51.50 0.00 2.03 0.08 0.08 46.30 21:16:01 2 32.38 0.00 1.07 0.05 0.08 66.42 21:16:01 3 48.10 0.00 1.60 0.60 0.07 49.62 Average: all 29.07 0.00 1.23 0.57 0.06 69.07 Average: 0 24.03 0.00 1.34 0.83 0.07 73.73 Average: 1 35.42 0.00 1.44 0.31 0.07 62.76 Average: 2 26.71 0.00 1.10 0.86 0.07 71.27 Average: 3 30.12 0.00 1.04 0.29 0.05 68.49