---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1101 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 8.8G 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 606 12739 0 2694 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:44:9f:93 brd ff:ff:ff:ff:ff:ff inet 10.30.106.103/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86112sec preferred_lft 86112sec inet6 fe80::f816:3eff:fe44:9f93/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1101) 03/02/26 _x86_64_ (4 CPU) 18:48:26 LINUX RESTART (4 CPU) 18:49:02 tps rtps wtps bread/s bwrtn/s 18:50:01 146.92 16.22 130.71 1238.71 42077.61 18:51:01 125.90 23.93 101.97 1273.33 12842.27 18:52:01 15.16 2.62 12.55 77.57 3395.67 18:53:01 47.83 2.95 44.88 113.98 12503.65 Average: 83.68 11.41 72.28 673.49 17602.44 18:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13876920 15572612 2548048 15.51 71308 1819164 778788 4.46 652284 1671544 93956 18:51:01 12201112 14296384 4223856 25.72 87912 2187064 2222392 12.72 2031432 1933268 94048 18:52:01 12140044 14243412 4284924 26.09 88352 2194544 2226636 12.74 2113472 1912084 2436 18:53:01 13093984 15519708 3330984 20.28 92512 2509056 814836 4.66 972788 2094904 10304 Average: 12828015 14908029 3596953 21.90 85021 2177457 1510663 8.65 1442494 1902950 50186 18:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 156.16 127.11 1182.91 29.94 0.00 0.00 0.00 0.00 18:50:01 lo 0.75 0.75 0.09 0.09 0.00 0.00 0.00 0.00 18:51:01 ens3 466.88 390.92 3758.96 70.62 0.00 0.00 0.00 0.00 18:51:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:52:01 ens3 229.69 172.41 95.03 91.92 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 178.52 158.89 370.56 1231.81 0.00 0.00 0.00 0.00 18:53:01 lo 2.07 2.07 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 258.23 212.68 1352.42 357.44 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1101) 03/02/26 _x86_64_ (4 CPU) 18:48:26 LINUX RESTART (4 CPU) 18:49:02 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 13.71 0.00 1.18 2.99 0.07 82.06 18:50:01 0 2.83 0.00 0.34 3.72 0.05 93.06 18:50:01 1 4.64 0.00 0.70 5.16 0.03 89.47 18:50:01 2 9.67 0.00 1.12 0.66 0.07 88.48 18:50:01 3 37.70 0.00 2.57 2.40 0.09 57.25 18:51:01 all 46.00 0.00 2.29 0.47 0.12 51.12 18:51:01 0 44.21 0.00 1.40 0.17 0.12 54.10 18:51:01 1 50.31 0.00 1.85 0.92 0.13 46.78 18:51:01 2 42.84 0.00 3.06 0.20 0.13 53.77 18:51:01 3 46.66 0.00 2.80 0.59 0.13 49.82 18:52:01 all 72.44 0.00 2.07 0.05 0.12 25.32 18:52:01 0 69.34 0.00 2.18 0.03 0.12 28.33 18:52:01 1 71.86 0.00 2.07 0.02 0.12 25.93 18:52:01 2 76.89 0.00 2.11 0.02 0.10 20.89 18:52:01 3 71.69 0.00 1.94 0.12 0.12 26.14 18:53:01 all 30.37 0.00 1.95 1.72 0.07 65.90 18:53:01 0 17.66 0.00 1.57 4.63 0.08 76.05 18:53:01 1 44.69 0.00 3.10 1.77 0.08 50.37 18:53:01 2 29.21 0.00 1.62 0.42 0.07 68.68 18:53:01 3 29.81 0.00 1.48 0.05 0.07 68.59 Average: all 40.73 0.00 1.87 1.30 0.09 56.00 Average: 0 33.63 0.00 1.38 2.13 0.09 62.76 Average: 1 43.02 0.00 1.94 1.95 0.09 52.99 Average: 2 39.77 0.00 1.98 0.32 0.09 57.83 Average: 3 46.50 0.00 2.20 0.78 0.10 50.43