---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11242 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 605 12643 0 2791 15108 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:77:9d:db brd ff:ff:ff:ff:ff:ff inet 10.30.107.199/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:fe77:9ddb/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-11242) 11/08/25 _x86_64_ (4 CPU) 11:52:08 LINUX RESTART (4 CPU) 11:53:01 tps rtps wtps bread/s bwrtn/s 11:54:01 169.69 14.71 154.97 334.48 30757.14 11:55:01 91.12 29.63 61.49 2264.96 22257.22 11:56:01 49.19 4.83 44.36 211.96 28328.21 Average: 103.33 16.39 86.94 937.13 27114.19 11:53:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:54:01 13259056 15091380 3165912 19.27 76308 1944228 1169752 6.69 1152156 1774304 14280 11:55:01 12408168 14894140 4016800 24.46 82644 2578544 1344480 7.69 1508924 2240824 346544 11:56:01 12970792 15494984 3454176 21.03 86876 2610408 796728 4.56 967676 2218692 25940 Average: 12879339 15160168 3545629 21.59 81943 2377727 1103653 6.32 1209585 2077940 128921 11:53:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:54:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 11:54:01 ens3 337.61 254.99 2880.08 45.93 0.00 0.00 0.00 0.00 11:55:01 lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 11:55:01 ens3 1111.93 756.01 4237.13 195.73 0.00 0.00 0.00 0.00 11:56:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 11:56:01 ens3 271.84 180.35 263.78 105.85 0.00 0.00 0.00 0.00 Average: lo 0.67 0.67 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 573.79 397.12 2460.33 115.84 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11242) 11/08/25 _x86_64_ (4 CPU) 11:52:08 LINUX RESTART (4 CPU) 11:53:01 CPU %user %nice %system %iowait %steal %idle 11:54:01 all 35.25 0.00 1.57 5.37 0.08 57.72 11:54:01 0 34.59 0.00 1.44 3.91 0.08 59.99 11:54:01 1 31.36 0.00 1.73 9.64 0.08 57.20 11:54:01 2 21.68 0.00 1.39 6.58 0.08 70.27 11:54:01 3 53.36 0.00 1.77 1.42 0.10 43.35 11:55:01 all 51.36 0.00 2.73 1.44 0.09 44.38 11:55:01 0 50.07 0.00 2.78 4.16 0.07 42.91 11:55:01 1 55.60 0.00 2.65 0.41 0.09 41.25 11:55:01 2 46.03 0.00 3.04 0.81 0.08 50.03 11:55:01 3 53.87 0.00 2.46 0.33 0.10 43.24 11:56:01 all 33.82 0.00 1.49 0.88 0.07 63.75 11:56:01 0 34.30 0.00 1.55 1.68 0.07 62.41 11:56:01 1 38.35 0.00 1.15 0.30 0.05 60.14 11:56:01 2 32.54 0.00 1.59 0.08 0.08 65.70 11:56:01 3 30.07 0.00 1.66 1.44 0.08 66.75 Average: all 40.13 0.00 1.93 2.56 0.08 55.30 Average: 0 39.65 0.00 1.92 3.25 0.07 55.10 Average: 1 41.68 0.00 1.84 3.46 0.07 52.95 Average: 2 33.43 0.00 2.01 2.49 0.08 61.99 Average: 3 45.78 0.00 1.96 1.06 0.09 51.10