---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12423 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 626 1023 0 2294 3052 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:cf:d0:75 brd ff:ff:ff:ff:ff:ff inet 10.32.6.18/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86052sec preferred_lft 86052sec inet6 fe80::f816:3eff:fecf:d075/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12423) 12/07/24 _x86_64_ (4 CPU) 23:17:45 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 122.23 38.41 83.82 1788.90 6487.05 23:20:01 78.54 29.15 49.39 1624.66 9466.56 23:21:01 9.78 0.00 9.78 0.00 454.06 23:22:01 34.76 10.45 24.31 719.61 3128.01 23:23:01 43.94 7.08 36.86 262.62 8578.17 Average: 57.85 17.02 40.83 879.16 5622.77 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 1805228 3397188 2233424 55.30 51808 1695308 577408 11.35 523936 1535692 151824 23:20:01 1502316 3255724 2536336 62.80 57776 1843392 715664 14.07 679020 1668448 5072 23:21:01 1476200 3237372 2562452 63.45 59688 1848140 749968 14.74 699252 1671884 2308 23:22:01 471896 2341416 3566756 88.32 62104 1950392 1534852 30.17 1624552 1735948 676 23:23:01 1120208 3194672 2918444 72.26 66752 2146432 694188 13.65 906064 1804056 18060 Average: 1275170 3085274 2763482 68.43 59626 1896733 854416 16.80 886565 1683206 35588 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 ens3 161.67 123.25 1041.95 35.23 0.00 0.00 0.00 0.00 23:19:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 23:20:01 ens3 138.13 135.51 765.97 22.87 0.00 0.00 0.00 0.00 23:20:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 23:21:01 ens3 78.12 115.53 71.84 18.19 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 184.95 212.70 1309.98 34.94 0.00 0.00 0.00 0.00 23:22:01 lo 93.77 93.77 34.55 34.55 0.00 0.00 0.00 0.00 23:23:01 ens3 571.52 451.72 1480.29 183.27 0.00 0.00 0.00 0.00 23:23:01 lo 26.28 26.28 1.82 1.82 0.00 0.00 0.00 0.00 Average: ens3 226.88 207.74 934.00 58.90 0.00 0.00 0.00 0.00 Average: lo 24.52 24.52 7.32 7.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-12423) 12/07/24 _x86_64_ (4 CPU) 23:17:45 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 19.55 0.00 1.54 3.56 0.05 75.30 23:19:01 0 12.72 0.00 1.05 0.67 0.03 85.53 23:19:01 1 19.66 0.00 1.54 1.39 0.05 77.37 23:19:01 2 26.50 0.00 1.96 11.20 0.10 60.24 23:19:01 3 19.35 0.00 1.61 1.03 0.03 77.99 23:20:01 all 13.55 0.00 0.67 1.30 0.05 84.43 23:20:01 0 10.10 0.00 0.35 1.45 0.03 88.07 23:20:01 1 14.04 0.00 0.42 1.20 0.05 84.29 23:20:01 2 21.51 0.00 1.49 1.55 0.07 75.39 23:20:01 3 8.62 0.00 0.48 1.00 0.05 89.85 23:21:01 all 4.87 0.00 0.28 0.05 0.02 94.77 23:21:01 0 7.36 0.00 0.48 0.00 0.03 92.13 23:21:01 1 4.97 0.00 0.18 0.00 0.02 94.83 23:21:01 2 3.58 0.00 0.32 0.13 0.03 95.94 23:21:01 3 3.60 0.00 0.10 0.07 0.02 96.21 23:22:01 all 35.81 0.00 1.20 0.33 0.08 62.57 23:22:01 0 36.49 0.00 1.12 0.18 0.08 62.13 23:22:01 1 31.56 0.00 1.04 0.08 0.07 67.26 23:22:01 2 36.54 0.00 1.57 0.45 0.10 61.34 23:22:01 3 38.67 0.00 1.10 0.60 0.08 59.54 23:23:01 all 28.85 0.00 1.26 0.45 0.06 69.38 23:23:01 0 27.75 0.00 1.05 0.30 0.05 70.85 23:23:01 1 37.42 0.00 1.57 0.10 0.07 60.85 23:23:01 2 26.20 0.00 1.72 0.95 0.07 71.07 23:23:01 3 24.02 0.00 0.70 0.45 0.05 74.78 Average: all 20.51 0.00 0.99 1.14 0.05 77.31 Average: 0 18.87 0.00 0.81 0.52 0.05 79.75 Average: 1 21.53 0.00 0.95 0.55 0.05 76.92 Average: 2 22.87 0.00 1.41 2.85 0.07 72.80 Average: 3 18.77 0.00 0.80 0.63 0.05 79.76