---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1829 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 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / 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 578 11164 0 4297 15131 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 mq state UP group default qlen 1000 link/ether fa:16:3e:39:80:4e brd ff:ff:ff:ff:ff:ff inet 10.30.106.229/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fe39:804e/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-1829) 10/10/25 _x86_64_ (4 CPU) 13:02:27 LINUX RESTART (4 CPU) 13:03:01 tps rtps wtps bread/s bwrtn/s 13:04:01 75.92 7.33 68.59 242.36 18572.77 13:05:01 183.27 40.48 142.78 2274.27 29109.60 13:06:01 34.96 8.13 26.83 354.61 19313.71 13:07:01 33.04 0.13 32.91 1.33 15252.12 13:08:01 32.29 0.00 32.29 0.00 14918.31 13:09:01 53.22 1.63 51.59 175.84 47804.03 13:10:01 36.49 1.90 34.59 136.11 20415.93 Average: 64.17 8.52 55.65 454.89 23626.51 13:03:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:04:01 14004380 15565284 2420580 14.74 62492 1700036 743260 4.25 652156 1554728 161748 13:05:01 12800128 14760856 3624832 22.07 80372 2065720 1635828 9.36 1525352 1851088 21060 13:06:01 11628420 13788780 4796540 29.20 81780 2259832 2344044 13.41 2560532 1976052 4764 13:07:01 11667168 13975652 4757792 28.97 85952 2399068 2088376 11.95 2391228 2097304 62736 13:08:01 11594592 13950236 4830368 29.41 91848 2436772 2104448 12.04 2423280 2131916 7648 13:09:01 10986304 15014828 5438656 33.11 94536 4060988 1238200 7.09 1680612 3434928 558012 13:10:01 11398392 15457324 5026568 30.60 98368 4086680 833080 4.77 1269292 3435096 25424 Average: 12011341 14644709 4413619 26.87 85050 2715585 1569605 8.98 1786065 2354445 120199 13:03:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:04:01 lo 1.20 1.20 0.15 0.15 0.00 0.00 0.00 0.00 13:04:01 ens3 56.62 41.33 976.31 7.08 0.00 0.00 0.00 0.00 13:05:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 13:05:01 ens3 386.13 324.97 3666.50 69.07 0.00 0.00 0.00 0.00 13:06:01 lo 3.47 3.47 17.25 17.25 0.00 0.00 0.00 0.00 13:06:01 ens3 1510.61 1106.22 3208.60 371.63 0.00 0.00 0.00 0.00 13:07:01 lo 3.38 3.38 8.69 8.69 0.00 0.00 0.00 0.00 13:07:01 ens3 613.56 431.94 1083.44 135.27 0.00 0.00 0.00 0.00 13:08:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:08:01 ens3 92.60 73.92 434.65 16.53 0.00 0.00 0.00 0.00 13:09:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 13:09:01 ens3 824.35 571.02 6062.21 127.64 0.00 0.00 0.00 0.00 13:10:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 13:10:01 ens3 278.05 216.80 295.58 103.12 0.00 0.00 0.00 0.00 Average: lo 1.54 1.54 3.77 3.77 0.00 0.00 0.00 0.00 Average: ens3 537.42 395.17 2246.72 118.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1829) 10/10/25 _x86_64_ (4 CPU) 13:02:27 LINUX RESTART (4 CPU) 13:03:01 CPU %user %nice %system %iowait %steal %idle 13:04:01 all 15.34 0.00 0.99 9.32 0.06 74.29 13:04:01 0 15.94 0.00 1.07 1.77 0.07 81.16 13:04:01 1 9.32 0.00 0.55 0.57 0.03 89.53 13:04:01 2 27.74 0.00 1.89 16.85 0.10 53.41 13:04:01 3 8.38 0.00 0.48 18.12 0.03 72.98 13:05:01 all 30.33 0.00 2.05 5.66 0.10 61.85 13:05:01 0 31.11 0.00 1.67 2.76 0.12 64.34 13:05:01 1 28.14 0.00 1.85 2.85 0.10 67.06 13:05:01 2 31.20 0.00 2.42 8.19 0.10 58.10 13:05:01 3 30.90 0.00 2.26 8.86 0.10 57.88 13:06:01 all 61.55 0.00 3.68 1.22 0.13 33.41 13:06:01 0 58.68 0.00 3.90 2.06 0.13 35.23 13:06:01 1 63.96 0.00 3.31 0.59 0.12 32.02 13:06:01 2 61.62 0.00 3.16 0.99 0.15 34.08 13:06:01 3 61.94 0.00 4.35 1.27 0.12 32.32 13:07:01 all 40.60 0.00 1.88 1.01 0.09 56.42 13:07:01 0 42.12 0.00 2.32 0.35 0.08 55.13 13:07:01 1 37.55 0.00 1.84 2.92 0.10 57.59 13:07:01 2 40.67 0.00 1.69 0.79 0.10 56.75 13:07:01 3 42.03 0.00 1.67 0.00 0.08 56.21 13:08:01 all 7.21 0.00 0.48 0.76 0.05 91.49 13:08:01 0 7.22 0.00 0.67 0.17 0.07 91.87 13:08:01 1 5.16 0.00 0.18 2.84 0.03 91.79 13:08:01 2 9.96 0.00 0.59 0.02 0.07 89.37 13:08:01 3 6.54 0.00 0.50 0.00 0.05 92.90 13:09:01 all 33.15 0.00 2.21 3.22 0.10 61.32 13:09:01 0 27.72 0.00 2.01 1.55 0.08 68.63 13:09:01 1 43.21 0.00 2.71 4.46 0.10 49.52 13:09:01 2 32.32 0.00 2.51 5.91 0.08 59.17 13:09:01 3 29.37 0.00 1.61 0.97 0.12 67.93 13:10:01 all 33.31 0.00 1.47 1.49 0.07 63.66 13:10:01 0 26.46 0.00 1.49 3.58 0.05 68.42 13:10:01 1 33.93 0.00 1.37 0.25 0.05 64.40 13:10:01 2 38.70 0.00 1.56 0.54 0.08 59.12 13:10:01 3 34.15 0.00 1.49 1.61 0.08 62.67 Average: all 31.63 0.00 1.82 3.24 0.09 63.22 Average: 0 29.89 0.00 1.87 1.75 0.09 66.40 Average: 1 31.58 0.00 1.69 2.07 0.08 64.59 Average: 2 34.59 0.00 1.97 4.76 0.10 58.58 Average: 3 30.47 0.00 1.77 4.41 0.08 63.27