---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1622 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 9.0G 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 622 12568 0 2849 15090 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:29:b4:92 brd ff:ff:ff:ff:ff:ff inet 10.30.107.213/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe29:b492/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1622) 10/14/26 _x86_64_ (4 CPU) 09:09:50 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps bread/s bwrtn/s 09:11:02 323.16 30.58 292.58 1081.82 65836.76 09:12:01 147.36 15.20 132.16 367.80 18684.29 09:13:01 19.53 5.91 13.61 427.72 1753.95 Average: 163.43 17.24 146.19 627.21 28813.09 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:11:02 13853788 15482072 2571180 15.65 65164 1763304 872488 4.99 736548 1618604 197568 09:12:01 12842872 14819312 3582096 21.81 79208 2080932 1463876 8.38 1425720 1906616 9268 09:13:01 11987980 14081048 4436988 27.01 82116 2190588 2202528 12.60 2227232 1950276 66420 Average: 12894880 14794144 3530088 21.49 75496 2011608 1512964 8.66 1463167 1825165 91085 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:11:02 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 09:11:02 ens3 382.54 249.89 2171.84 76.46 0.00 0.00 0.00 0.00 09:12:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 09:12:01 ens3 298.64 235.30 2960.07 42.71 0.00 0.00 0.00 0.00 09:13:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 09:13:01 ens3 1819.91 1095.43 890.15 494.47 0.00 0.00 0.00 0.00 Average: lo 0.71 0.71 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 836.74 528.54 2001.97 205.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1622) 10/14/26 _x86_64_ (4 CPU) 09:09:50 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:11:02 all 22.63 0.00 1.95 3.69 0.02 71.71 09:11:02 0 23.23 0.00 2.52 4.02 0.02 70.21 09:11:02 1 29.96 0.00 2.12 1.03 0.03 66.85 09:11:02 2 18.66 0.00 1.62 9.19 0.02 70.51 09:11:02 3 18.68 0.00 1.55 0.53 0.03 79.20 09:12:01 all 39.41 0.00 1.99 0.64 0.05 57.91 09:12:01 0 39.17 0.00 1.67 1.50 0.05 57.62 09:12:01 1 44.85 0.00 2.40 0.43 0.07 52.26 09:12:01 2 35.31 0.00 1.63 0.39 0.05 62.61 09:12:01 3 38.33 0.00 2.29 0.25 0.05 59.08 09:13:01 all 40.72 0.00 6.71 0.08 0.03 52.46 09:13:01 0 37.45 0.00 11.26 0.05 0.02 51.22 09:13:01 1 45.34 0.00 2.10 0.20 0.03 52.33 09:13:01 2 39.25 0.00 10.70 0.05 0.03 49.97 09:13:01 3 40.79 0.00 2.75 0.02 0.03 56.41 Average: all 34.20 0.00 3.56 1.48 0.03 60.72 Average: 0 33.24 0.00 5.17 1.86 0.03 59.70 Average: 1 40.02 0.00 2.21 0.55 0.04 57.18 Average: 2 31.05 0.00 4.67 3.23 0.03 61.02 Average: 3 32.50 0.00 2.19 0.27 0.04 65.00