---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2962 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.9G 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 605 12699 0 2734 15109 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:25:03:a9 brd ff:ff:ff:ff:ff:ff inet 10.30.106.101/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:fe25:3a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2962) 03/19/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 63.32 3.77 59.56 56.26 10779.54 03:07:01 105.23 11.46 93.77 277.64 15687.57 03:08:01 56.61 3.80 52.81 107.45 11620.46 03:09:01 31.19 6.23 24.96 431.93 6816.73 Average: 64.09 6.32 57.78 218.32 11226.26 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13953460 15497148 2471508 15.05 56712 1691376 854656 4.89 749924 1514380 92020 03:07:01 13619920 15308604 2805048 17.08 76300 1804632 1199772 6.87 928844 1642960 30024 03:08:01 12830344 14695192 3594624 21.89 83900 1966328 1591152 9.11 1558464 1789928 1276 03:09:01 12412592 14554372 4012376 24.43 87812 2233048 1646436 9.42 1822132 1928796 202448 Average: 13204079 15013829 3220889 19.61 76181 1923846 1323004 7.57 1264841 1719016 81442 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 67.56 46.63 704.89 6.08 0.00 0.00 0.00 0.00 03:06:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 03:07:01 ens3 157.41 145.77 652.65 42.56 0.00 0.00 0.00 0.00 03:07:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 03:08:01 ens3 987.50 607.15 2554.93 223.07 0.00 0.00 0.00 0.00 03:08:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 03:09:01 ens3 1025.90 624.26 930.07 258.92 0.00 0.00 0.00 0.00 03:09:01 lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 559.58 355.94 1210.61 132.65 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2962) 03/19/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 7.79 0.00 0.65 19.38 0.03 72.14 03:06:01 0 7.29 0.00 0.92 54.65 0.03 37.11 03:06:01 1 0.12 0.00 0.05 18.80 0.00 81.04 03:06:01 2 13.88 0.00 0.78 2.94 0.03 82.36 03:06:01 3 9.88 0.00 0.88 1.15 0.03 88.05 03:07:01 all 15.12 0.00 1.46 2.87 0.05 80.49 03:07:01 0 18.29 0.00 2.14 1.44 0.07 78.07 03:07:01 1 12.69 0.00 1.49 0.33 0.07 85.41 03:07:01 2 15.19 0.00 1.54 9.47 0.07 73.74 03:07:01 3 14.30 0.00 0.70 0.23 0.03 84.72 03:08:01 all 35.25 0.00 3.18 0.34 0.08 61.14 03:08:01 0 21.49 0.00 2.36 1.26 0.05 74.85 03:08:01 1 57.97 0.00 4.57 0.08 0.10 37.27 03:08:01 2 31.54 0.00 2.94 0.03 0.07 65.41 03:08:01 3 29.96 0.00 2.88 0.02 0.08 67.06 03:09:01 all 47.30 0.00 3.40 0.20 0.08 49.02 03:09:01 0 42.24 0.00 4.61 0.64 0.10 52.41 03:09:01 1 46.27 0.00 3.58 0.02 0.08 50.05 03:09:01 2 49.51 0.00 3.45 0.10 0.08 46.86 03:09:01 3 51.17 0.00 1.94 0.03 0.08 46.77 Average: all 26.35 0.00 2.17 5.71 0.06 65.70 Average: 0 22.31 0.00 2.51 14.52 0.06 60.60 Average: 1 29.25 0.00 2.42 4.82 0.06 63.44 Average: 2 27.52 0.00 2.18 3.13 0.06 67.10 Average: 3 26.32 0.00 1.60 0.36 0.06 71.66