---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5036 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: 2800.000 BogoMIPS: 5600.00 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 8.5G 11G 45% / 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 4319 0 3193 7215 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:30:ef:66 brd ff:ff:ff:ff:ff:ff inet 10.32.6.230/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85881sec preferred_lft 85881sec inet6 fe80::f816:3eff:fe30:ef66/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5036) 07/04/26 _x86_64_ (4 CPU) 21:23:54 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 141.96 54.86 87.10 3608.07 40796.68 21:26:01 82.24 29.65 52.59 1641.73 9648.93 21:27:01 54.67 0.18 54.49 2.67 32898.52 21:28:01 8.50 0.02 8.48 0.13 304.35 21:29:01 34.87 7.86 27.01 657.38 3604.53 21:30:01 5.35 2.58 2.77 73.59 188.90 21:31:01 18.53 3.18 15.35 89.99 1850.76 21:32:01 33.36 1.27 32.09 98.52 6175.24 Average: 47.43 12.45 34.99 771.51 11933.31 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 5967180 7411236 2200232 26.94 38636 1584648 713340 7.74 596096 1440400 103860 21:26:01 5566984 7334648 2600428 31.84 58212 1870916 835520 9.07 704324 1696140 156100 21:27:01 4653196 7257332 3514216 43.03 60192 2692948 807268 8.76 773260 2516032 2024 21:28:01 4642240 7252292 3525172 43.16 61780 2696540 807268 8.76 779444 2519004 1676 21:29:01 3576288 6310776 4591124 56.21 64496 2814424 1797580 19.51 1747680 2604540 4208 21:30:01 3479436 6216420 4687976 57.40 64564 2816752 1905808 20.68 1848460 2598992 192 21:31:01 3486216 6418028 4681196 57.32 66824 3005296 1474752 16.00 1702512 2732396 137388 21:32:01 4435232 7397964 3732180 45.70 71028 3031500 684660 7.43 749888 2737892 26160 Average: 4475846 6949837 3691566 45.20 60716 2564128 1128274 12.24 1112708 2355674 53951 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 470.54 249.98 1470.46 66.44 0.00 0.00 0.00 0.00 21:25:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 21:26:01 ens3 81.12 63.57 527.47 15.74 0.00 0.00 0.00 0.00 21:26:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 21:27:01 ens3 556.01 365.07 13792.69 34.29 0.00 0.00 0.00 0.00 21:27:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 48.39 69.89 59.28 11.31 0.00 0.00 0.00 0.00 21:28:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 21:29:01 ens3 238.07 275.82 1612.32 39.83 0.00 0.00 0.00 0.00 21:29:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 21:30:01 ens3 1.63 1.55 0.44 0.43 0.00 0.00 0.00 0.00 21:30:01 lo 11.63 11.63 4.13 4.13 0.00 0.00 0.00 0.00 21:31:01 ens3 185.79 186.84 890.93 32.97 0.00 0.00 0.00 0.00 21:31:01 lo 18.11 18.11 3.88 3.88 0.00 0.00 0.00 0.00 21:32:01 ens3 69.71 80.75 247.35 21.91 0.00 0.00 0.00 0.00 21:32:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 206.41 161.69 2325.10 27.87 0.00 0.00 0.00 0.00 Average: lo 4.22 4.22 1.05 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5036) 07/04/26 _x86_64_ (4 CPU) 21:23:54 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 22.44 0.00 2.57 4.76 1.04 69.18 21:25:01 0 35.84 0.00 5.62 5.68 1.48 51.37 21:25:01 1 19.21 0.00 1.39 3.06 0.90 75.44 21:25:01 2 26.07 0.00 1.99 3.79 1.15 67.00 21:25:01 3 8.61 0.00 1.30 6.49 0.67 82.92 21:26:01 all 23.13 0.00 1.39 1.95 1.10 72.43 21:26:01 0 24.05 0.00 1.35 4.01 1.05 69.54 21:26:01 1 21.36 0.00 1.34 0.94 1.36 74.99 21:26:01 2 27.85 0.00 1.88 1.80 0.98 67.49 21:26:01 3 19.28 0.00 1.00 1.05 0.98 77.69 21:27:01 all 12.32 0.00 1.06 1.22 0.57 84.83 21:27:01 0 6.57 0.00 1.30 0.45 0.37 91.31 21:27:01 1 23.17 0.00 0.25 1.18 0.87 74.52 21:27:01 2 11.51 0.00 1.90 1.25 0.68 84.65 21:27:01 3 8.01 0.00 0.79 2.02 0.38 88.80 21:28:01 all 3.15 0.00 0.20 0.04 0.09 96.52 21:28:01 0 0.32 0.00 0.05 0.15 0.05 99.43 21:28:01 1 5.50 0.00 0.07 0.00 0.22 94.21 21:28:01 2 6.01 0.00 0.64 0.00 0.05 93.30 21:28:01 3 0.77 0.00 0.03 0.00 0.05 99.15 21:29:01 all 35.51 0.00 1.52 0.49 2.06 60.42 21:29:01 0 33.88 0.00 1.33 0.33 1.96 62.49 21:29:01 1 38.44 0.00 1.88 0.95 2.11 56.63 21:29:01 2 29.20 0.00 1.92 0.13 2.29 66.46 21:29:01 3 40.55 0.00 0.97 0.53 1.88 56.08 21:30:01 all 10.76 0.00 0.54 0.13 0.81 87.76 21:30:01 0 10.48 0.00 0.37 0.00 0.62 88.54 21:30:01 1 9.49 0.00 0.87 0.28 1.05 88.32 21:30:01 2 10.67 0.00 0.52 0.07 0.89 87.85 21:30:01 3 12.40 0.00 0.43 0.15 0.68 86.33 21:31:01 all 13.55 0.00 0.99 0.10 0.86 84.50 21:31:01 0 12.00 0.00 1.13 0.02 0.78 86.07 21:31:01 1 9.59 0.00 0.91 0.02 0.88 88.60 21:31:01 2 18.90 0.00 1.00 0.10 1.05 78.96 21:31:01 3 13.69 0.00 0.92 0.25 0.77 84.37 21:32:01 all 23.46 0.00 1.21 0.75 0.92 73.66 21:32:01 0 21.42 0.00 1.63 0.08 0.92 75.95 21:32:01 1 21.53 0.00 1.13 0.86 0.81 75.66 21:32:01 2 11.64 0.00 0.75 1.87 0.55 85.20 21:32:01 3 39.26 0.00 1.32 0.13 1.40 57.89 Average: all 18.05 0.00 1.19 1.18 0.93 78.65 Average: 0 18.07 0.00 1.60 1.34 0.90 78.08 Average: 1 18.54 0.00 0.98 0.91 1.03 78.55 Average: 2 17.75 0.00 1.33 1.13 0.96 78.84 Average: 3 17.84 0.00 0.84 1.33 0.85 79.14