---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11811 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: 2799.996 BogoMIPS: 5599.99 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 634 12574 0 2831 15076 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:51:64:63 brd ff:ff:ff:ff:ff:ff inet 10.30.106.195/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86066sec preferred_lft 86066sec inet6 fe80::f816:3eff:fe51:6463/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11811) 11/11/25 _x86_64_ (4 CPU) 07:22:47 LINUX RESTART (4 CPU) 07:23:01 tps rtps wtps bread/s bwrtn/s 07:24:00 369.29 27.35 341.94 971.04 12683.75 07:25:01 298.72 32.50 266.22 2094.26 18020.85 07:26:01 106.13 12.70 93.43 575.24 18272.82 07:27:01 50.31 1.90 48.41 70.12 5853.96 07:28:01 39.64 1.52 38.13 75.72 6369.07 Average: 173.24 15.25 157.99 761.76 12259.48 07:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:24:00 13821536 15443780 2603432 15.85 65752 1755692 886624 5.07 781848 1604408 210464 07:25:01 12142876 14068028 4282092 26.07 86312 2023180 2237824 12.81 2191144 1840972 31264 07:26:01 11580176 13986620 4844792 29.50 98036 2476656 2144164 12.27 2403748 2159404 30664 07:27:01 10877032 13372156 5547936 33.78 101088 2555716 2773140 15.87 3224676 2034676 22112 07:28:01 12893132 15451196 3531836 21.50 104824 2613596 832612 4.76 1183720 2062496 10348 Average: 12262950 14464356 4162018 25.34 91202 2284968 1774873 10.16 1957027 1940391 60970 07:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:24:00 ens3 349.63 231.44 1630.01 67.62 0.00 0.00 0.00 0.00 07:24:00 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 07:25:01 ens3 344.89 303.70 2558.97 64.15 0.00 0.00 0.00 0.00 07:25:01 lo 0.39 0.39 0.03 0.03 0.00 0.00 0.00 0.00 07:26:01 ens3 466.77 369.49 5100.16 60.97 0.00 0.00 0.00 0.00 07:26:01 lo 0.47 0.47 0.05 0.05 0.00 0.00 0.00 0.00 07:27:01 ens3 422.48 351.41 664.96 139.03 0.00 0.00 0.00 0.00 07:27:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 07:28:01 ens3 286.59 259.81 295.61 630.97 0.00 0.00 0.00 0.00 07:28:01 lo 34.99 34.99 3.16 3.16 0.00 0.00 0.00 0.00 Average: ens3 373.97 303.17 2051.65 192.12 0.00 0.00 0.00 0.00 Average: lo 7.49 7.49 0.68 0.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-11811) 11/11/25 _x86_64_ (4 CPU) 07:22:47 LINUX RESTART (4 CPU) 07:23:01 CPU %user %nice %system %iowait %steal %idle 07:24:00 all 20.75 0.00 1.71 3.22 0.07 74.25 07:24:00 0 25.11 0.00 1.79 0.50 0.05 72.55 07:24:00 1 7.86 0.00 1.40 8.46 0.07 82.21 07:24:00 2 34.51 0.00 2.08 1.49 0.08 61.84 07:24:00 3 15.54 0.00 1.57 2.43 0.07 80.40 07:25:01 all 28.13 0.00 1.73 1.33 0.07 68.73 07:25:01 0 32.41 0.00 1.90 0.69 0.10 64.90 07:25:01 1 28.14 0.00 1.34 0.29 0.07 70.16 07:25:01 2 23.83 0.00 1.77 2.22 0.05 72.13 07:25:01 3 28.12 0.00 1.93 2.16 0.08 67.71 07:26:01 all 65.40 0.00 2.25 0.30 0.10 31.95 07:26:01 0 66.76 0.00 1.77 0.47 0.10 30.90 07:26:01 1 71.26 0.00 3.18 0.37 0.12 25.07 07:26:01 2 70.08 0.00 1.47 0.35 0.13 27.96 07:26:01 3 53.59 0.00 2.56 0.02 0.08 43.75 07:27:01 all 64.07 0.00 2.18 0.08 0.09 33.58 07:27:01 0 65.26 0.00 1.79 0.05 0.08 32.82 07:27:01 1 68.37 0.00 1.69 0.13 0.10 29.70 07:27:01 2 68.38 0.00 2.23 0.10 0.08 29.21 07:27:01 3 54.28 0.00 3.01 0.02 0.10 42.59 07:28:01 all 29.47 0.00 1.96 0.28 0.06 68.23 07:28:01 0 36.07 0.00 2.23 0.13 0.07 61.49 07:28:01 1 27.39 0.00 1.74 0.75 0.05 70.06 07:28:01 2 21.13 0.00 1.12 0.18 0.05 77.51 07:28:01 3 33.28 0.00 2.74 0.05 0.07 63.87 Average: all 41.51 0.00 1.97 1.04 0.08 55.40 Average: 0 45.07 0.00 1.90 0.37 0.08 52.58 Average: 1 40.54 0.00 1.87 2.00 0.08 55.51 Average: 2 43.50 0.00 1.73 0.87 0.08 53.81 Average: 3 36.94 0.00 2.36 0.94 0.08 59.69