---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-250 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.8G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 556 12885 0 2598 15162 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:b0:8d:81 brd ff:ff:ff:ff:ff:ff inet 10.30.107.107/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:feb0:8d81/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-250) 11/29/23 _x86_64_ (4 CPU) 03:05:50 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:02 153.64 67.41 86.24 4599.37 53396.97 03:08:01 152.48 14.73 137.76 379.46 44216.23 03:09:01 12.13 3.32 8.82 343.14 900.12 03:10:01 51.16 2.88 48.28 118.11 15167.74 Average: 92.10 22.11 69.99 1364.12 28354.18 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:02 14010000 15557572 2414960 14.70 59424 1691996 809024 4.63 682260 1528756 140512 03:08:01 13243124 15111836 3181836 19.37 80136 1975732 1176516 6.73 1160152 1782888 14444 03:09:01 12355040 14251272 4069920 24.78 81376 2000944 2114412 12.10 2036444 1788832 9200 03:10:01 13173412 15499088 3251548 19.80 87876 2417100 814908 4.66 953680 2044364 39348 Average: 13195394 15104942 3229566 19.66 77203 2021443 1228715 7.03 1208134 1786210 50876 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:02 lo 1.80 1.80 0.19 0.19 0.00 0.00 0.00 0.00 03:07:02 ens3 342.61 245.84 1577.02 59.99 0.00 0.00 0.00 0.00 03:08:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 03:08:01 ens3 325.35 287.82 2637.94 82.49 0.00 0.00 0.00 0.00 03:09:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 755.41 555.77 236.80 283.87 0.00 0.00 0.00 0.00 03:10:01 lo 3.00 3.00 0.27 0.27 0.00 0.00 0.00 0.00 03:10:01 ens3 447.23 369.12 932.49 1396.03 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 468.24 364.96 1340.66 457.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-250) 11/29/23 _x86_64_ (4 CPU) 03:05:50 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:02 all 21.55 0.00 1.98 8.07 0.06 68.33 03:07:02 0 7.37 0.00 1.39 6.67 0.05 84.52 03:07:02 1 23.97 0.00 2.33 17.11 0.08 56.50 03:07:02 2 33.35 0.00 2.54 1.85 0.07 62.19 03:07:02 3 21.46 0.00 1.71 6.63 0.05 70.16 03:08:01 all 27.49 0.00 1.70 5.49 0.07 65.25 03:08:01 0 21.59 0.00 1.26 5.01 0.05 72.10 03:08:01 1 15.59 0.00 1.91 14.91 0.07 67.52 03:08:01 2 40.20 0.00 2.47 1.72 0.09 55.52 03:08:01 3 32.62 0.00 1.12 0.31 0.07 65.88 03:09:01 all 31.90 0.00 4.80 0.08 0.06 63.15 03:09:01 0 29.43 0.00 7.93 0.10 0.05 62.49 03:09:01 1 23.47 0.00 4.94 0.10 0.08 71.41 03:09:01 2 23.18 0.00 3.82 0.02 0.07 72.91 03:09:01 3 51.55 0.00 2.55 0.10 0.08 45.71 03:10:01 all 25.04 0.00 1.68 2.26 0.06 70.96 03:10:01 0 29.63 0.00 1.69 6.64 0.07 61.98 03:10:01 1 24.45 0.00 1.85 0.10 0.05 73.55 03:10:01 2 28.91 0.00 1.40 2.26 0.07 67.36 03:10:01 3 17.19 0.00 1.77 0.02 0.03 80.99 Average: all 26.49 0.00 2.55 3.97 0.06 66.93 Average: 0 22.02 0.00 3.07 4.60 0.05 70.25 Average: 1 21.90 0.00 2.76 8.02 0.07 67.25 Average: 2 31.37 0.00 2.56 1.46 0.07 64.54 Average: 3 30.69 0.00 1.79 1.77 0.06 65.70