---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5299 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: 2799.998 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 8.8G 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 561 12790 0 2688 15153 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:00:bc:15 brd ff:ff:ff:ff:ff:ff inet 10.30.107.252/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe00:bc15/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5299) 02/04/26 _x86_64_ (4 CPU) 18:48:21 LINUX RESTART (4 CPU) 18:49:01 tps rtps wtps bread/s bwrtn/s 18:50:01 126.91 16.01 110.90 1224.33 35884.15 18:51:01 130.78 21.68 109.10 1182.60 13874.75 18:52:01 17.85 5.18 12.66 177.17 3578.34 18:53:01 39.98 2.87 37.11 111.18 11565.54 Average: 78.88 11.44 67.44 673.82 16225.70 18:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13933092 15620236 2491876 15.17 70980 1811088 703804 4.03 604820 1662472 129344 18:51:01 12455072 14531804 3969896 24.17 87772 2169216 2074280 11.87 1779048 1931888 88800 18:52:01 11640376 13735908 4784592 29.13 88672 2186080 2505304 14.34 2618952 1903168 2148 18:53:01 13030276 15456244 3394692 20.67 91992 2509188 844932 4.84 1034372 2094048 33164 Average: 12764704 14836048 3660264 22.28 84854 2168893 1532080 8.77 1509298 1897894 63364 18:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 115.78 95.12 1144.93 23.26 0.00 0.00 0.00 0.00 18:50:01 lo 0.87 0.87 0.11 0.11 0.00 0.00 0.00 0.00 18:51:01 ens3 428.38 363.97 3687.77 79.39 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 250.64 152.14 171.07 73.45 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 166.14 156.17 364.22 1233.00 0.00 0.00 0.00 0.00 18:53:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 240.23 191.85 1342.00 352.27 0.00 0.00 0.00 0.00 Average: lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5299) 02/04/26 _x86_64_ (4 CPU) 18:48:21 LINUX RESTART (4 CPU) 18:49:01 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 14.75 0.00 1.30 4.00 0.07 79.88 18:50:01 0 7.86 0.00 0.65 9.24 0.05 82.19 18:50:01 1 20.58 0.00 2.16 2.37 0.10 74.79 18:50:01 2 9.60 0.00 1.10 3.46 0.07 85.78 18:50:01 3 20.94 0.00 1.25 0.98 0.05 76.77 18:51:01 all 37.50 0.00 2.30 0.59 0.12 59.49 18:51:01 0 30.58 0.00 3.55 0.20 0.12 65.55 18:51:01 1 43.43 0.00 2.07 0.22 0.10 54.18 18:51:01 2 39.25 0.00 2.04 0.82 0.13 57.76 18:51:01 3 36.74 0.00 1.57 1.10 0.10 60.49 18:52:01 all 75.94 0.00 2.35 0.13 0.16 21.42 18:52:01 0 74.82 0.00 2.78 0.12 0.18 22.11 18:52:01 1 80.04 0.00 2.10 0.07 0.15 17.64 18:52:01 2 73.15 0.00 2.68 0.32 0.17 23.68 18:52:01 3 75.71 0.00 1.86 0.02 0.17 22.25 18:53:01 all 35.67 0.00 2.03 2.04 0.09 60.16 18:53:01 0 41.06 0.00 2.08 0.10 0.08 56.67 18:53:01 1 42.91 0.00 2.44 0.33 0.08 54.23 18:53:01 2 23.79 0.00 1.92 7.37 0.08 66.83 18:53:01 3 34.92 0.00 1.70 0.34 0.10 62.94 Average: all 40.96 0.00 2.00 1.69 0.11 55.24 Average: 0 38.60 0.00 2.27 2.41 0.11 56.62 Average: 1 46.76 0.00 2.19 0.75 0.11 50.20 Average: 2 36.42 0.00 1.93 2.99 0.11 58.54 Average: 3 42.06 0.00 1.59 0.61 0.10 55.63