---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-966 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 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 460 5178 0 2336 7232 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:2c:4c:1b brd ff:ff:ff:ff:ff:ff inet 10.32.7.73/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86040sec preferred_lft 86040sec inet6 fe80::f816:3eff:fe2c:4c1b/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-966) 05/16/26 _x86_64_ (4 CPU) 02:56:55 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:01 145.96 64.56 81.40 4245.03 40703.23 02:59:01 65.77 12.48 53.29 265.82 9137.28 03:00:01 30.21 0.02 30.19 0.13 5972.87 03:01:01 9.81 0.00 9.81 0.00 3478.44 03:02:01 54.21 1.00 53.21 89.32 9195.13 Average: 61.19 15.61 45.58 920.03 13697.05 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:01 6003652 7429440 2163760 26.49 36656 1569120 683072 7.41 566556 1432240 86444 02:59:01 5661288 7320584 2506124 30.68 56496 1767264 858940 9.32 696880 1613184 100604 03:00:01 5523208 7256228 2644204 32.38 58748 1836904 882916 9.58 762648 1681536 1492 03:01:01 5389360 7225348 2778052 34.01 60476 1935792 892448 9.68 793552 1778856 3484 03:02:01 5325136 7423372 2842276 34.80 66080 2186644 676680 7.34 618984 2007544 27620 Average: 5580529 7330994 2586883 31.67 55691 1859145 798811 8.67 687724 1702672 43929 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:01 ens3 471.27 251.61 1450.96 67.43 0.00 0.00 0.00 0.00 02:58:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 02:59:01 ens3 67.66 52.84 457.47 13.35 0.00 0.00 0.00 0.00 02:59:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 03:00:01 ens3 93.12 101.90 1149.88 14.59 0.00 0.00 0.00 0.00 03:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:01:01 ens3 400.62 320.44 1669.29 32.53 0.00 0.00 0.00 0.00 03:01:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 327.76 328.78 2428.43 54.05 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 272.09 211.12 1431.21 36.39 0.00 0.00 0.00 0.00 Average: lo 0.72 0.72 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-966) 05/16/26 _x86_64_ (4 CPU) 02:56:55 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:01 all 21.37 0.00 2.55 4.88 2.09 69.11 02:58:01 0 28.82 0.00 1.59 8.15 2.27 59.17 02:58:01 1 11.13 0.00 1.79 5.33 1.80 79.95 02:58:01 2 31.86 0.00 2.83 4.57 2.68 58.06 02:58:01 3 13.71 0.00 3.92 1.47 1.61 79.28 02:59:01 all 21.76 0.00 1.40 2.07 2.33 72.45 02:59:01 0 43.25 0.00 2.32 2.83 2.22 49.37 02:59:01 1 9.75 0.00 0.58 0.36 1.19 88.11 02:59:01 2 21.88 0.00 1.62 0.66 2.26 73.58 02:59:01 3 12.31 0.00 1.14 4.36 3.63 78.56 03:00:01 all 10.14 0.00 0.52 0.44 1.11 87.79 03:00:01 0 4.26 0.00 0.28 0.10 0.55 94.81 03:00:01 1 6.47 0.00 0.39 0.00 1.10 92.04 03:00:01 2 13.72 0.00 0.95 0.50 1.60 83.24 03:00:01 3 16.16 0.00 0.45 1.17 1.18 81.04 03:01:01 all 5.47 0.00 0.53 0.07 0.55 93.39 03:01:01 0 3.19 0.00 0.30 0.08 0.30 96.13 03:01:01 1 4.40 0.00 0.38 0.00 0.55 94.67 03:01:01 2 7.13 0.00 0.92 0.07 0.68 91.20 03:01:01 3 7.16 0.00 0.52 0.10 0.65 91.57 03:02:01 all 21.79 0.00 1.63 0.71 1.73 74.13 03:02:01 0 20.99 0.00 1.52 0.05 1.36 76.08 03:02:01 1 18.51 0.00 1.94 0.31 1.88 77.36 03:02:01 2 10.93 0.00 1.42 1.73 2.03 83.90 03:02:01 3 36.84 0.00 1.62 0.78 1.69 59.06 Average: all 16.13 0.00 1.33 1.64 1.56 79.34 Average: 0 20.14 0.00 1.21 2.25 1.34 75.07 Average: 1 10.06 0.00 1.02 1.20 1.31 86.42 Average: 2 17.12 0.00 1.55 1.51 1.85 77.97 Average: 3 17.23 0.00 1.53 1.59 1.76 77.89