---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11969 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 9.2G 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 614 12285 0 3139 15095 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:96:50:73 brd ff:ff:ff:ff:ff:ff inet 10.30.106.212/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85933sec preferred_lft 85933sec inet6 fe80::f816:3eff:fe96:5073/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11969) 11/11/25 _x86_64_ (4 CPU) 18:33:56 LINUX RESTART (4 CPU) 18:34:02 tps rtps wtps bread/s bwrtn/s 18:35:00 351.13 57.13 294.00 3745.94 94324.08 18:36:01 142.80 41.89 100.90 2483.92 17571.94 18:37:01 12.83 0.05 12.78 3.33 1507.88 18:38:01 38.36 1.10 37.26 33.86 7951.61 18:39:01 15.11 0.38 14.73 10.00 1411.10 18:40:01 17.11 1.15 15.96 81.45 5460.82 18:41:01 31.38 3.83 27.55 245.69 18490.25 Average: 86.46 15.04 71.42 940.45 20776.96 18:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:35:00 14006520 15578860 2418448 14.72 64704 1708008 764604 4.38 641968 1560644 163040 18:36:01 12336360 14210312 4088608 24.89 77028 1985324 2000840 11.45 2101116 1745576 14992 18:37:01 11773904 13683164 4651064 28.32 78524 2017248 2547684 14.58 2631784 1772636 7916 18:38:01 12083632 14234944 4341336 26.43 85532 2244240 1972992 11.29 2112668 1966248 16600 18:39:01 11923772 14106848 4501196 27.40 88076 2270376 2060640 11.79 2243372 1989912 11040 18:40:01 12357916 15094236 4067052 24.76 90196 2809680 1127244 6.45 1315664 2467536 408836 18:41:01 12575200 15439240 3849768 23.44 93608 2924588 853028 4.88 1020160 2537816 23072 Average: 12436758 14621086 3988210 24.28 82524 2279923 1618147 9.26 1723819 2005767 92214 18:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:35:00 lo 1.83 1.83 0.21 0.21 0.00 0.00 0.00 0.00 18:35:00 ens3 407.51 271.94 1828.55 76.74 0.00 0.00 0.00 0.00 18:36:01 lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 18:36:01 ens3 317.21 257.45 2078.01 61.16 0.00 0.00 0.00 0.00 18:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:37:01 ens3 2318.96 1617.35 685.43 662.96 0.00 0.00 0.00 0.00 18:38:01 lo 13.21 13.21 5.97 5.97 0.00 0.00 0.00 0.00 18:38:01 ens3 1409.05 902.92 3512.98 361.74 0.00 0.00 0.00 0.00 18:39:01 lo 3.13 3.13 4.45 4.45 0.00 0.00 0.00 0.00 18:39:01 ens3 955.21 617.48 301.17 250.97 0.00 0.00 0.00 0.00 18:40:01 lo 4.90 4.90 0.81 0.81 0.00 0.00 0.00 0.00 18:40:01 ens3 764.31 516.86 1673.23 160.65 0.00 0.00 0.00 0.00 18:41:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 18:41:01 ens3 1315.60 866.94 1799.33 365.50 0.00 0.00 0.00 0.00 Average: lo 3.41 3.41 1.65 1.65 0.00 0.00 0.00 0.00 Average: ens3 1069.48 721.53 1697.55 277.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11969) 11/11/25 _x86_64_ (4 CPU) 18:33:56 LINUX RESTART (4 CPU) 18:34:02 CPU %user %nice %system %iowait %steal %idle 18:35:00 all 21.03 0.00 2.14 7.97 0.06 68.79 18:35:00 0 13.01 0.00 1.64 4.94 0.03 80.37 18:35:00 1 14.56 0.00 1.71 1.92 0.05 81.76 18:35:00 2 14.71 0.00 2.43 18.29 0.07 64.50 18:35:00 3 41.92 0.00 2.75 6.77 0.09 48.47 18:36:01 all 59.62 0.00 1.97 1.45 0.09 36.86 18:36:01 0 61.53 0.00 1.77 0.43 0.08 36.18 18:36:01 1 57.72 0.00 1.51 1.63 0.10 39.04 18:36:01 2 51.40 0.00 2.68 2.14 0.10 43.69 18:36:01 3 67.84 0.00 1.95 1.63 0.10 28.49 18:37:01 all 65.92 0.00 5.36 0.03 0.09 28.59 18:37:01 0 57.51 0.00 6.43 0.00 0.08 35.97 18:37:01 1 73.17 0.00 7.14 0.00 0.08 19.61 18:37:01 2 64.87 0.00 4.19 0.03 0.12 30.79 18:37:01 3 68.19 0.00 3.66 0.08 0.08 27.99 18:38:01 all 68.61 0.00 4.70 0.08 0.09 26.52 18:38:01 0 68.78 0.00 3.94 0.10 0.10 27.08 18:38:01 1 69.16 0.00 5.52 0.03 0.07 25.22 18:38:01 2 67.62 0.00 4.03 0.03 0.08 28.23 18:38:01 3 68.87 0.00 5.34 0.17 0.07 25.56 18:39:01 all 58.88 0.00 2.17 0.04 0.09 38.82 18:39:01 0 54.38 0.00 2.26 0.02 0.08 43.26 18:39:01 1 62.45 0.00 1.69 0.02 0.08 35.76 18:39:01 2 56.90 0.00 2.44 0.00 0.08 40.58 18:39:01 3 61.80 0.00 2.29 0.13 0.10 35.67 18:40:01 all 61.37 0.00 2.62 0.15 0.09 35.78 18:40:01 0 59.96 0.00 2.19 0.00 0.08 37.77 18:40:01 1 63.89 0.00 2.34 0.02 0.08 33.67 18:40:01 2 54.61 0.00 2.43 0.02 0.08 42.86 18:40:01 3 67.00 0.00 3.57 0.57 0.08 28.78 18:41:01 all 56.81 0.00 2.33 0.44 0.08 40.35 18:41:01 0 64.65 0.00 1.95 0.13 0.08 33.18 18:41:01 1 59.88 0.00 3.24 0.08 0.08 36.71 18:41:01 2 45.17 0.00 1.96 0.37 0.08 52.42 18:41:01 3 57.55 0.00 2.12 1.15 0.07 39.11 Average: all 56.11 0.00 3.04 1.44 0.08 39.33 Average: 0 54.33 0.00 2.88 0.80 0.08 41.92 Average: 1 57.35 0.00 3.31 0.53 0.08 38.74 Average: 2 50.83 0.00 2.88 2.95 0.09 43.26 Average: 3 61.94 0.00 3.10 1.49 0.08 33.40