---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2138 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 619 1051 0 2273 3058 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:a4:3d:0f brd ff:ff:ff:ff:ff:ff inet 10.32.7.23/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86063sec preferred_lft 86063sec inet6 fe80::f816:3eff:fea4:3d0f/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-2138) 03/08/25 _x86_64_ (4 CPU) 23:17:50 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:02 136.80 48.40 88.40 3421.84 8240.88 23:20:01 77.89 30.25 47.64 1658.16 9674.16 23:21:01 9.98 0.00 9.98 0.00 475.39 23:22:01 38.92 10.61 28.31 722.83 3145.62 23:23:01 46.19 6.90 39.29 258.89 8680.95 Average: 61.92 19.20 42.72 1211.35 6031.68 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:02 1782668 3360460 2255984 55.86 51516 1680364 609012 11.97 541640 1537592 162920 23:20:01 1457680 3189024 2580972 63.91 57460 1821340 771176 15.16 724768 1665584 4900 23:21:01 1437284 3176332 2601368 64.41 59392 1826044 779112 15.32 738824 1668924 3012 23:22:01 981312 2830300 3057340 75.70 62108 1929632 1074828 21.13 1139732 1713980 1836 23:23:01 1095488 3148420 2943164 72.87 66716 2124432 747388 14.69 931108 1800712 16844 Average: 1350886 3140907 2687766 66.55 59438 1876362 796303 15.65 815214 1677358 37902 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:02 ens3 418.56 270.21 1586.50 71.30 0.00 0.00 0.00 0.00 23:19:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:20:01 ens3 140.03 136.62 772.78 27.58 0.00 0.00 0.00 0.00 23:20:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 79.25 116.81 72.00 18.36 0.00 0.00 0.00 0.00 23:21:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:22:01 ens3 207.25 228.81 1323.43 35.08 0.00 0.00 0.00 0.00 23:22:01 lo 120.43 120.43 36.42 36.42 0.00 0.00 0.00 0.00 23:23:01 ens3 494.37 391.05 1448.56 169.17 0.00 0.00 0.00 0.00 23:23:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 268.35 229.02 1041.69 64.42 0.00 0.00 0.00 0.00 Average: lo 24.75 24.75 7.36 7.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2138) 03/08/25 _x86_64_ (4 CPU) 23:17:50 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:02 all 21.63 0.00 1.67 3.98 0.05 72.67 23:19:02 0 12.09 0.00 1.08 8.37 0.05 78.42 23:19:02 1 19.73 0.00 1.73 3.85 0.03 74.66 23:19:02 2 23.47 0.00 1.27 1.45 0.07 73.75 23:19:02 3 31.31 0.00 2.59 2.22 0.07 63.82 23:20:01 all 12.68 0.00 0.69 1.33 0.05 85.25 23:20:01 0 10.16 0.00 0.63 3.38 0.03 85.80 23:20:01 1 12.32 0.00 0.80 0.97 0.07 85.84 23:20:01 2 14.91 0.00 0.68 0.59 0.05 83.77 23:20:01 3 13.34 0.00 0.66 0.37 0.05 85.57 23:21:01 all 4.41 0.00 0.25 0.06 0.03 95.24 23:21:01 0 5.16 0.00 0.12 0.22 0.02 94.49 23:21:01 1 3.06 0.00 0.15 0.00 0.03 96.76 23:21:01 2 8.22 0.00 0.60 0.02 0.05 91.11 23:21:01 3 1.22 0.00 0.15 0.00 0.03 98.60 23:22:01 all 35.65 0.00 1.21 0.39 0.08 62.67 23:22:01 0 35.27 0.00 1.20 0.83 0.08 62.61 23:22:01 1 35.23 0.00 1.40 0.22 0.08 63.07 23:22:01 2 35.56 0.00 1.00 0.40 0.08 62.96 23:22:01 3 36.54 0.00 1.25 0.08 0.08 62.04 23:23:01 all 28.78 0.00 1.16 0.51 0.05 69.49 23:23:01 0 28.05 0.00 0.83 1.07 0.05 69.99 23:23:01 1 26.95 0.00 1.24 0.59 0.07 71.15 23:23:01 2 34.99 0.00 1.25 0.35 0.07 63.34 23:23:01 3 25.13 0.00 1.32 0.02 0.05 73.49 Average: all 20.66 0.00 1.00 1.25 0.06 77.03 Average: 0 18.17 0.00 0.77 2.78 0.05 78.23 Average: 1 19.48 0.00 1.06 1.12 0.06 78.27 Average: 2 23.46 0.00 0.96 0.56 0.06 74.95 Average: 3 21.53 0.00 1.20 0.54 0.06 76.67