---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7618 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 7.6G 12G 40% / 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 479 5395 0 2101 7218 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:47:00:95 brd ff:ff:ff:ff:ff:ff inet 10.32.7.30/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fe47:95/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7618) 02/26/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 141.31 56.31 85.00 3644.46 40591.92 19:15:01 63.59 12.42 51.17 294.95 8824.40 19:16:01 63.38 6.50 56.88 401.73 7640.65 19:17:01 22.86 2.17 20.69 87.97 4310.03 Average: 72.82 19.38 53.44 1110.57 15367.95 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5979976 7400000 2187436 26.78 37060 1563108 705444 7.65 599732 1423956 83436 19:15:01 5806820 7473960 2360592 28.90 56704 1774860 804596 8.73 537544 1626092 129340 19:16:01 5501776 7360776 2665636 32.64 62224 1956516 722676 7.84 737136 1722900 103972 19:17:01 5480928 7346316 2686484 32.89 64036 1960340 736640 7.99 756960 1721716 8740 Average: 5692375 7395263 2475037 30.30 55006 1813706 742339 8.05 657843 1623666 81372 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 475.90 272.05 1444.43 69.27 0.00 0.00 0.00 0.00 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 67.62 51.90 453.89 13.93 0.00 0.00 0.00 0.00 19:15:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 19:16:01 ens3 250.23 255.21 1236.67 45.40 0.00 0.00 0.00 0.00 19:16:01 lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 19:17:01 ens3 51.83 55.80 26.42 537.63 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 211.99 159.18 791.73 167.20 0.00 0.00 0.00 0.00 Average: lo 0.96 0.96 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7618) 02/26/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.56 0.00 2.75 4.31 1.05 70.33 19:14:02 0 12.47 0.00 2.06 6.60 0.80 78.06 19:14:02 1 25.35 0.00 5.01 4.84 1.13 63.67 19:14:02 2 31.89 0.00 2.05 1.00 1.25 63.80 19:14:02 3 16.54 0.00 1.91 4.79 0.99 75.77 19:15:01 all 21.46 0.00 1.48 1.63 0.73 74.69 19:15:01 0 9.97 0.00 0.81 4.48 0.41 84.33 19:15:01 1 23.39 0.00 2.00 1.61 0.83 72.16 19:15:01 2 43.98 0.00 2.32 0.29 1.27 52.14 19:15:01 3 8.52 0.00 0.81 0.17 0.44 90.06 19:16:01 all 38.50 0.00 1.85 1.23 4.10 54.32 19:16:01 0 52.97 0.00 1.73 2.42 4.08 38.79 19:16:01 1 37.62 0.00 1.56 1.33 3.53 55.96 19:16:01 2 29.14 0.00 2.36 0.59 4.65 63.27 19:16:01 3 34.39 0.00 1.73 0.58 4.14 59.16 19:17:01 all 17.51 0.00 0.94 1.00 0.97 79.58 19:17:01 0 1.38 0.00 0.47 0.73 0.35 97.07 19:17:01 1 33.84 0.00 1.20 0.68 1.12 63.16 19:17:01 2 20.64 0.00 0.86 1.09 1.37 76.04 19:17:01 3 14.19 0.00 1.21 1.48 1.05 82.08 Average: all 24.79 0.00 1.76 2.04 1.72 69.69 Average: 0 19.27 0.00 1.27 3.55 1.42 74.50 Average: 1 30.10 0.00 2.44 2.11 1.66 63.69 Average: 2 31.33 0.00 1.90 0.75 2.15 63.88 Average: 3 18.48 0.00 1.42 1.76 1.66 76.68