---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-302 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 9.0G 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 601 12553 0 2884 15112 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:0e:ef:44 brd ff:ff:ff:ff:ff:ff inet 10.30.107.73/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fe0e:ef44/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-302) 03/28/26 _x86_64_ (4 CPU) 21:23:27 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 177.32 28.95 148.38 1679.32 38003.67 21:26:01 28.70 0.00 28.70 0.00 5322.98 21:27:01 1.53 0.00 1.53 0.00 18.13 21:28:01 1.42 0.00 1.42 0.00 20.40 21:29:01 1.20 0.00 1.20 0.00 14.13 21:30:01 33.46 12.85 20.61 800.53 2031.53 21:31:01 306.65 3.73 302.92 227.43 23198.13 Average: 78.61 6.50 72.11 386.75 9801.28 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 13537372 15417764 2887596 17.58 72680 1998440 924848 5.29 813284 1839944 154060 21:26:01 13536496 15416856 2888472 17.59 72768 1998452 924848 5.29 813456 1839944 12 21:27:01 13524928 15405412 2900040 17.66 72860 1998464 924848 5.29 825960 1839940 32 21:28:01 13524784 15405344 2900184 17.66 72888 1998496 924848 5.29 826144 1839964 224 21:29:01 13524164 15404768 2900804 17.66 72928 1998488 942028 5.39 826348 1839964 24 21:30:01 12557868 14700004 3867100 23.54 76436 2250604 1559460 8.92 1663100 1956292 177888 21:31:01 11444848 14095504 4980120 30.32 80064 2742104 2050980 11.74 2411100 2294456 47396 Average: 13092923 15120807 3332045 20.29 74375 2140721 1178837 6.75 1168485 1921501 54234 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 295.12 205.55 3425.12 33.74 0.00 0.00 0.00 0.00 21:25:01 lo 1.13 1.13 0.13 0.13 0.00 0.00 0.00 0.00 21:26:01 ens3 0.30 0.30 0.07 0.25 0.00 0.00 0.00 0.00 21:26:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:27:01 ens3 0.77 0.93 0.36 0.38 0.00 0.00 0.00 0.00 21:27:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 21:28:01 ens3 0.32 0.33 0.07 0.21 0.00 0.00 0.00 0.00 21:28:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:29:01 ens3 0.40 0.18 0.20 0.30 0.00 0.00 0.00 0.00 21:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:01 ens3 1913.15 1352.84 1168.45 489.76 0.00 0.00 0.00 0.00 21:30:01 lo 5.05 5.05 0.69 0.69 0.00 0.00 0.00 0.00 21:31:01 ens3 554.69 410.45 3291.28 132.62 0.00 0.00 0.00 0.00 21:31:01 lo 0.37 0.37 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 394.96 281.51 1126.51 93.89 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-302) 03/28/26 _x86_64_ (4 CPU) 21:23:27 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 20.16 0.00 1.55 1.92 0.05 76.31 21:25:01 0 29.66 0.00 1.92 0.95 0.07 67.40 21:25:01 1 13.70 0.00 0.97 0.94 0.03 84.36 21:25:01 2 28.54 0.00 1.62 0.52 0.07 69.26 21:25:01 3 8.68 0.00 1.71 5.32 0.07 84.24 21:26:01 all 0.03 0.00 0.06 0.19 0.01 99.72 21:26:01 0 0.00 0.00 0.03 0.00 0.02 99.95 21:26:01 1 0.03 0.00 0.18 0.62 0.02 99.15 21:26:01 2 0.05 0.00 0.03 0.00 0.02 99.90 21:26:01 3 0.03 0.00 0.00 0.12 0.02 99.83 21:27:01 all 0.18 0.00 0.02 0.01 0.01 99.78 21:27:01 0 0.32 0.00 0.00 0.00 0.02 99.67 21:27:01 1 0.05 0.00 0.03 0.03 0.02 99.87 21:27:01 2 0.08 0.00 0.02 0.00 0.00 99.90 21:27:01 3 0.25 0.00 0.02 0.00 0.00 99.73 21:28:01 all 0.03 0.00 0.03 0.01 0.01 99.92 21:28:01 0 0.02 0.00 0.05 0.00 0.00 99.93 21:28:01 1 0.05 0.00 0.02 0.02 0.03 99.88 21:28:01 2 0.05 0.00 0.03 0.00 0.00 99.92 21:28:01 3 0.03 0.00 0.00 0.00 0.00 99.97 21:29:01 all 0.03 0.00 0.03 0.00 0.01 99.93 21:29:01 0 0.03 0.00 0.03 0.00 0.02 99.92 21:29:01 1 0.05 0.00 0.03 0.02 0.02 99.88 21:29:01 2 0.03 0.00 0.02 0.00 0.02 99.93 21:29:01 3 0.00 0.00 0.00 0.00 0.00 100.00 21:30:01 all 48.36 0.00 6.02 0.11 0.07 45.44 21:30:01 0 52.96 0.00 3.81 0.02 0.07 43.15 21:30:01 1 40.69 0.00 4.87 0.22 0.07 54.16 21:30:01 2 54.21 0.00 8.48 0.15 0.07 37.09 21:30:01 3 45.60 0.00 6.93 0.10 0.07 47.31 21:31:01 all 58.67 0.00 1.96 0.68 0.07 38.62 21:31:01 0 59.63 0.00 1.90 0.05 0.07 38.35 21:31:01 1 59.40 0.00 1.70 0.93 0.07 37.90 21:31:01 2 55.33 0.00 2.02 1.65 0.07 40.93 21:31:01 3 60.31 0.00 2.22 0.10 0.07 37.30 Average: all 18.20 0.00 1.38 0.42 0.03 79.98 Average: 0 20.34 0.00 1.10 0.15 0.04 78.38 Average: 1 16.32 0.00 1.12 0.40 0.04 82.13 Average: 2 19.74 0.00 1.74 0.33 0.03 78.16 Average: 3 16.38 0.00 1.55 0.80 0.03 81.24