---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18887 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 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 554 12749 0 2735 15160 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:d1:29:f4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fed1:29f4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18887) 12/09/25 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 136.08 10.85 125.23 278.22 42400.27 03:07:01 88.19 4.40 83.79 124.23 25649.45 03:08:01 20.80 6.28 14.51 434.59 1445.89 03:09:01 55.22 1.27 53.96 71.99 20315.41 Average: 75.07 5.70 69.37 227.25 22452.89 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13944392 15622200 2480576 15.10 72752 1798816 712472 4.08 604836 1647996 98448 03:07:01 12821836 14680244 3603132 21.94 82848 1961436 1582232 9.06 1570160 1787552 3268 03:08:01 11853668 13827992 4571300 27.83 85716 2070700 2357664 13.49 2490480 1824396 66832 03:09:01 13068292 15535520 3356676 20.44 90444 2552568 761832 4.36 957048 2135480 10532 Average: 12922047 14916489 3502921 21.33 82940 2095880 1353550 7.75 1405631 1848856 44770 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 141.06 114.73 1149.07 29.54 0.00 0.00 0.00 0.00 03:06:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 03:07:01 ens3 340.54 259.76 2366.48 72.48 0.00 0.00 0.00 0.00 03:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1583.87 949.06 789.12 398.71 0.00 0.00 0.00 0.00 03:08:01 lo 0.58 0.58 0.05 0.05 0.00 0.00 0.00 0.00 03:09:01 ens3 270.57 225.85 535.40 1780.26 0.00 0.00 0.00 0.00 03:09:01 lo 3.23 3.23 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 584.00 387.34 1210.06 570.23 0.00 0.00 0.00 0.00 Average: lo 1.17 1.17 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18887) 12/09/25 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.34 0.00 1.06 3.58 0.05 81.97 03:06:01 0 7.81 0.00 0.96 1.46 0.10 89.67 03:06:01 1 21.61 0.00 1.13 0.78 0.03 76.44 03:06:01 2 13.50 0.00 0.85 1.14 0.03 84.47 03:06:01 3 10.37 0.00 1.32 10.94 0.05 77.31 03:07:01 all 34.10 0.00 1.24 1.66 0.08 62.91 03:07:01 0 19.52 0.00 1.25 4.04 0.08 75.11 03:07:01 1 47.44 0.00 0.85 0.53 0.08 51.09 03:07:01 2 33.37 0.00 1.62 0.70 0.08 64.22 03:07:01 3 36.11 0.00 1.25 1.35 0.08 61.20 03:08:01 all 46.15 0.00 5.82 0.09 0.09 47.86 03:08:01 0 38.40 0.00 2.66 0.02 0.08 58.84 03:08:01 1 46.02 0.00 8.12 0.08 0.08 45.70 03:08:01 2 49.56 0.00 5.37 0.05 0.10 44.93 03:08:01 3 50.64 0.00 7.09 0.20 0.08 41.99 03:09:01 all 20.31 0.00 1.96 2.59 0.05 75.09 03:09:01 0 26.58 0.00 2.24 0.28 0.07 70.83 03:09:01 1 11.36 0.00 1.02 7.49 0.03 80.10 03:09:01 2 27.52 0.00 2.62 0.28 0.07 69.51 03:09:01 3 15.78 0.00 1.98 2.32 0.05 79.88 Average: all 28.48 0.00 2.52 1.98 0.07 66.96 Average: 0 23.09 0.00 1.78 1.45 0.08 73.60 Average: 1 31.61 0.00 2.78 2.22 0.06 63.34 Average: 2 30.99 0.00 2.61 0.54 0.07 65.79 Average: 3 28.21 0.00 2.91 3.70 0.07 65.12