---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6632 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 7.8G 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 468 5061 0 2446 7221 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:6d:a5:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.212/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86039sec preferred_lft 86039sec inet6 fe80::f816:3eff:fe6d:a5f7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6632) 07/25/26 _x86_64_ (4 CPU) 05:14:47 LINUX RESTART (4 CPU) 05:15:01 tps rtps wtps bread/s bwrtn/s 05:16:02 120.70 54.16 66.54 3564.21 6539.19 05:17:01 68.70 17.81 50.89 1246.98 9424.84 05:18:01 49.77 12.70 37.07 425.86 8902.90 05:19:01 19.06 10.25 8.82 778.27 3679.79 05:20:01 26.79 1.52 25.27 102.37 7256.11 Average: 56.96 19.29 37.67 1223.39 7153.06 05:15:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:16:02 5962548 7404356 2204864 27.00 38428 1583232 714960 7.76 601152 1439060 76156 05:17:01 5708292 7465132 2459120 30.11 58060 1860228 811056 8.80 563812 1693948 156928 05:18:01 5428756 7309656 2738656 33.53 61940 1976968 776076 8.42 729404 1800880 8920 05:19:01 4164524 6166420 4002888 49.01 64336 2091548 1851572 20.09 1907104 1872788 752 05:20:01 5182536 7389988 2984876 36.55 69408 2287744 686244 7.45 751152 2007880 24464 Average: 5289331 7147110 2878081 35.24 58434 1959944 967982 10.50 910525 1762911 53444 05:15:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:16:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:16:02 ens3 467.52 253.54 1490.00 66.70 0.00 0.00 0.00 0.00 05:17:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 05:17:01 ens3 72.23 60.11 530.36 13.36 0.00 0.00 0.00 0.00 05:18:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 05:18:01 ens3 98.08 94.77 1661.11 13.10 0.00 0.00 0.00 0.00 05:19:01 lo 87.02 87.02 32.04 32.04 0.00 0.00 0.00 0.00 05:19:01 ens3 126.36 119.16 1446.27 14.95 0.00 0.00 0.00 0.00 05:20:01 lo 36.72 36.72 4.45 4.45 0.00 0.00 0.00 0.00 05:20:01 ens3 121.89 115.38 1254.09 19.80 0.00 0.00 0.00 0.00 Average: lo 25.27 25.27 7.36 7.36 0.00 0.00 0.00 0.00 Average: ens3 177.56 128.82 1278.87 25.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6632) 07/25/26 _x86_64_ (4 CPU) 05:14:47 LINUX RESTART (4 CPU) 05:15:01 CPU %user %nice %system %iowait %steal %idle 05:16:02 all 22.35 0.00 1.74 3.84 1.97 70.10 05:16:02 0 12.22 0.00 1.59 7.28 1.63 77.28 05:16:02 1 28.86 0.00 1.88 4.73 1.91 62.62 05:16:02 2 6.82 0.00 1.13 0.89 1.66 89.51 05:16:02 3 41.47 0.00 2.40 2.46 2.68 50.99 05:17:01 all 20.63 0.00 1.39 1.98 1.34 74.66 05:17:01 0 7.10 0.00 0.59 4.03 0.86 87.41 05:17:01 1 57.89 0.00 3.14 0.52 2.14 36.30 05:17:01 2 3.01 0.00 0.37 0.85 1.41 94.36 05:17:01 3 14.62 0.00 1.46 2.52 0.95 80.45 05:18:01 all 11.28 0.00 0.61 1.17 0.77 86.17 05:18:01 0 11.21 0.00 0.65 0.77 0.73 86.64 05:18:01 1 15.69 0.00 0.47 0.05 0.87 82.93 05:18:01 2 10.44 0.00 0.42 0.37 0.78 88.00 05:18:01 3 7.77 0.00 0.94 3.51 0.72 87.07 05:19:01 all 49.96 0.00 1.67 0.41 3.63 44.32 05:19:01 0 42.01 0.00 1.82 0.36 3.58 52.23 05:19:01 1 53.87 0.00 1.56 0.20 3.50 40.87 05:19:01 2 50.77 0.00 1.85 0.62 3.87 42.89 05:19:01 3 53.21 0.00 1.45 0.48 3.57 41.29 05:20:01 all 25.20 0.00 1.28 0.77 1.31 71.44 05:20:01 0 24.44 0.00 1.08 0.28 1.38 72.81 05:20:01 1 18.35 0.00 1.06 0.07 1.28 79.24 05:20:01 2 43.58 0.00 2.12 0.12 1.67 52.52 05:20:01 3 14.42 0.00 0.85 2.64 0.88 81.21 Average: all 25.91 0.00 1.34 1.64 1.81 69.30 Average: 0 19.45 0.00 1.15 2.55 1.64 75.21 Average: 1 34.88 0.00 1.62 1.12 1.94 60.45 Average: 2 22.93 0.00 1.18 0.57 1.88 73.44 Average: 3 26.39 0.00 1.42 2.32 1.77 68.11