---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4986 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 552 12890 0 2596 15166 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:03:40:e3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.236/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:fe03:40e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4986) 11/27/23 _x86_64_ (4 CPU) 03:05:50 LINUX RESTART (4 CPU) 03:06:01 tps rtps wtps bread/s bwrtn/s 03:07:01 139.84 67.39 72.45 4596.97 34929.25 03:08:01 144.79 14.48 130.31 373.67 32995.03 03:09:01 23.98 3.13 20.85 343.07 17737.07 03:10:01 51.49 3.10 48.39 123.31 27651.39 Average: 90.03 22.03 68.00 1359.30 28328.63 03:06:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:07:01 14073840 15617560 2351128 14.31 58932 1688460 753380 4.31 623328 1524708 140032 03:08:01 13231112 15098268 3193856 19.45 80016 1974336 1268544 7.26 1175108 1780600 15748 03:09:01 12544524 14437452 3880444 23.63 81208 1997980 1943672 11.12 1850828 1786676 156 03:10:01 13225496 15549728 3199472 19.48 87388 2416160 766620 4.39 903528 2042372 44600 Average: 13268743 15175752 3156225 19.22 76886 2019234 1183054 6.77 1138198 1783589 50134 03:06:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:07:01 ens3 333.99 227.01 1553.79 58.51 0.00 0.00 0.00 0.00 03:07:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 03:08:01 ens3 431.26 331.28 2628.29 95.49 0.00 0.00 0.00 0.00 03:08:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 03:09:01 ens3 704.62 454.78 201.04 245.72 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 03:10:01 ens3 645.99 456.01 990.54 1440.25 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 Average: ens3 528.96 367.27 1343.46 460.00 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 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4986) 11/27/23 _x86_64_ (4 CPU) 03:05:50 LINUX RESTART (4 CPU) 03:06:01 CPU %user %nice %system %iowait %steal %idle 03:07:01 all 20.22 0.00 1.97 7.52 0.05 70.24 03:07:01 0 6.72 0.00 1.66 8.01 0.05 83.56 03:07:01 1 21.53 0.00 1.66 9.57 0.07 67.19 03:07:01 2 37.19 0.00 3.16 10.97 0.07 48.61 03:07:01 3 15.42 0.00 1.38 1.55 0.03 81.61 03:08:01 all 25.88 0.00 1.66 3.70 0.08 68.68 03:08:01 0 35.08 0.00 1.83 8.99 0.08 54.02 03:08:01 1 14.05 0.00 1.48 3.92 0.07 80.49 03:08:01 2 28.90 0.00 1.72 0.90 0.08 68.39 03:08:01 3 25.50 0.00 1.64 0.99 0.07 71.80 03:09:01 all 31.69 0.00 4.58 2.02 0.07 61.64 03:09:01 0 55.46 0.00 7.31 0.42 0.08 36.73 03:09:01 1 18.30 0.00 5.45 6.88 0.07 69.30 03:09:01 2 21.16 0.00 2.14 0.80 0.05 75.85 03:09:01 3 31.93 0.00 3.42 0.00 0.05 64.60 03:10:01 all 26.11 0.00 1.91 3.96 0.07 67.96 03:10:01 0 18.68 0.00 1.20 0.30 0.07 79.75 03:10:01 1 31.49 0.00 1.90 11.27 0.08 55.26 03:10:01 2 11.68 0.00 2.38 2.88 0.05 83.01 03:10:01 3 42.84 0.00 2.18 1.40 0.08 53.50 Average: all 25.97 0.00 2.53 4.30 0.07 67.13 Average: 0 28.97 0.00 3.00 4.43 0.07 63.53 Average: 1 21.34 0.00 2.62 7.91 0.07 68.06 Average: 2 24.71 0.00 2.35 3.89 0.06 68.99 Average: 3 28.88 0.00 2.15 0.99 0.06 67.92