---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5378 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 41% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 463 5164 0 2347 7227 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:54:23:4e brd ff:ff:ff:ff:ff:ff inet 10.32.7.185/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86082sec preferred_lft 86082sec inet6 fe80::f816:3eff:fe54:234e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5378) 02/07/26 _x86_64_ (4 CPU) 16:36:56 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 152.69 65.27 87.42 4341.83 40816.81 16:39:01 82.38 30.71 51.67 1679.99 8965.53 16:40:01 37.10 10.14 26.95 775.48 6433.45 16:41:01 10.58 1.02 9.56 29.72 3485.19 16:42:01 31.83 0.68 31.14 77.72 7909.48 Average: 62.85 21.53 41.32 1380.01 13538.01 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5975604 7417360 2191808 26.84 38624 1582140 709248 7.70 586636 1438012 99648 16:39:01 5533364 7306848 2634048 32.25 58200 1877644 793320 8.61 732020 1701332 165696 16:40:01 4299036 6202876 3868376 47.36 62796 1998464 2049044 22.23 1875672 1778188 90308 16:41:01 5299048 7399224 2868364 35.12 67108 2185748 683616 7.42 739832 1909556 200104 16:42:01 5268116 7380364 2899296 35.50 69748 2194536 706212 7.66 765332 1913192 11724 Average: 5275034 7141334 2892378 35.41 59295 1967706 988288 10.72 939898 1748056 113496 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 ens3 466.03 242.46 1504.20 65.07 0.00 0.00 0.00 0.00 16:38:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 16:39:01 ens3 123.47 86.70 1595.61 16.59 0.00 0.00 0.00 0.00 16:39:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 16:40:01 ens3 156.74 146.89 1510.23 20.50 0.00 0.00 0.00 0.00 16:40:01 lo 7.45 7.45 2.59 2.59 0.00 0.00 0.00 0.00 16:41:01 ens3 121.94 111.19 1250.15 17.85 0.00 0.00 0.00 0.00 16:41:01 lo 116.29 116.29 34.13 34.13 0.00 0.00 0.00 0.00 16:42:01 ens3 12.33 13.10 9.58 6.31 0.00 0.00 0.00 0.00 16:42:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 176.29 120.19 1172.60 25.29 0.00 0.00 0.00 0.00 Average: lo 25.49 25.49 7.43 7.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5378) 02/07/26 _x86_64_ (4 CPU) 16:36:56 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 22.21 0.00 2.59 4.80 1.09 69.30 16:38:02 0 29.84 0.00 2.00 1.59 1.29 65.28 16:38:02 1 12.03 0.00 1.75 0.77 0.72 84.73 16:38:02 2 12.84 0.00 3.80 10.49 1.11 71.76 16:38:02 3 34.09 0.00 2.78 6.39 1.27 55.47 16:39:01 all 23.20 0.00 1.49 1.90 1.04 72.37 16:39:01 0 6.88 0.00 0.47 1.68 0.68 90.30 16:39:01 1 20.21 0.00 0.93 0.15 0.98 77.73 16:39:01 2 12.19 0.00 1.35 4.82 0.72 80.92 16:39:01 3 53.47 0.00 3.22 0.98 1.78 40.55 16:40:01 all 39.54 0.00 1.35 0.84 2.37 55.90 16:40:01 0 39.06 0.00 1.18 0.52 2.26 56.98 16:40:01 1 40.31 0.00 1.20 0.47 2.07 55.94 16:40:01 2 39.52 0.00 1.56 2.08 2.96 53.87 16:40:01 3 39.23 0.00 1.45 0.30 2.21 56.81 16:41:01 all 34.34 0.00 1.69 0.21 1.98 61.79 16:41:01 0 33.11 0.00 1.52 0.13 1.97 63.28 16:41:01 1 37.56 0.00 1.67 0.05 2.15 58.57 16:41:01 2 33.94 0.00 2.00 0.60 1.97 61.49 16:41:01 3 32.74 0.00 1.55 0.03 1.84 63.83 16:42:01 all 20.94 0.00 1.05 0.62 0.62 76.77 16:42:01 0 19.29 0.00 0.90 0.58 0.60 78.63 16:42:01 1 30.83 0.00 1.50 1.42 0.83 65.42 16:42:01 2 16.66 0.00 0.85 0.45 0.53 81.51 16:42:01 3 17.01 0.00 0.97 0.03 0.48 81.51 Average: all 28.06 0.00 1.63 1.67 1.42 67.21 Average: 0 25.70 0.00 1.22 0.90 1.36 70.83 Average: 1 28.21 0.00 1.41 0.57 1.35 68.46 Average: 2 23.09 0.00 1.91 3.68 1.46 69.86 Average: 3 35.24 0.00 1.99 1.55 1.51 59.70