---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1986 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 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 623 12677 0 2738 15091 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:62:e3:b8 brd ff:ff:ff:ff:ff:ff inet 10.30.107.139/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86129sec preferred_lft 86129sec inet6 fe80::f816:3eff:fe62:e3b8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1986) 01/22/26 _x86_64_ (4 CPU) 03:04:50 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 376.30 54.56 321.75 3619.40 64836.13 03:07:01 132.23 15.51 116.73 393.29 15614.57 03:08:01 19.39 5.25 14.15 407.86 1807.26 03:09:01 47.69 2.47 45.23 105.18 18988.30 Average: 143.95 19.46 124.49 1134.49 25351.15 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13931720 15582712 2493248 15.18 68540 1777912 787300 4.51 633620 1636840 227760 03:07:01 13084480 14952980 3340488 20.34 84256 1969424 1368124 7.83 1300016 1794572 8084 03:08:01 12657468 14590220 3767500 22.94 86640 2028924 1636060 9.36 1692944 1821384 12576 03:09:01 13011316 15483240 3413652 20.78 90932 2555936 819812 4.69 1010936 2138068 26988 Average: 13171246 15152288 3253722 19.81 82592 2083049 1152824 6.60 1159379 1847716 68852 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 03:06:02 ens3 380.30 268.29 1953.64 77.90 0.00 0.00 0.00 0.00 03:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:07:01 ens3 395.54 317.59 2820.43 74.93 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 4470.11 2342.32 1476.27 894.56 0.00 0.00 0.00 0.00 03:09:01 lo 3.08 3.08 0.28 0.28 0.00 0.00 0.00 0.00 03:09:01 ens3 319.38 232.43 352.65 1792.07 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 1395.63 792.20 1645.85 712.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1986) 01/22/26 _x86_64_ (4 CPU) 03:04:50 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 23.20 0.00 2.11 3.42 0.07 71.20 03:06:02 0 22.35 0.00 1.64 1.91 0.07 74.02 03:06:02 1 18.24 0.00 1.93 6.76 0.08 72.99 03:06:02 2 17.71 0.00 1.42 0.84 0.05 79.99 03:06:02 3 34.52 0.00 3.38 4.18 0.08 57.83 03:07:01 all 34.21 0.00 1.86 0.38 0.11 63.43 03:07:01 0 28.86 0.00 1.01 0.02 0.10 70.02 03:07:01 1 26.92 0.00 1.48 0.14 0.08 71.38 03:07:01 2 50.55 0.00 2.40 0.36 0.14 46.55 03:07:01 3 30.49 0.00 2.58 1.01 0.12 65.80 03:08:01 all 36.37 0.00 5.88 0.08 0.10 57.58 03:08:01 0 28.16 0.00 7.30 0.02 0.10 64.42 03:08:01 1 33.54 0.00 7.64 0.20 0.10 58.51 03:08:01 2 54.11 0.00 5.52 0.07 0.12 40.19 03:08:01 3 29.66 0.00 3.05 0.03 0.07 67.19 03:09:01 all 35.76 0.00 2.15 0.47 0.08 61.55 03:09:01 0 36.30 0.00 1.86 0.12 0.08 61.64 03:09:01 1 26.90 0.00 2.40 1.27 0.05 69.39 03:09:01 2 52.47 0.00 2.42 0.08 0.08 44.94 03:09:01 3 27.50 0.00 1.87 0.42 0.10 70.11 Average: all 32.38 0.00 3.00 1.09 0.09 63.43 Average: 0 28.92 0.00 2.96 0.52 0.09 67.51 Average: 1 26.41 0.00 3.37 2.09 0.08 68.05 Average: 2 43.68 0.00 2.94 0.34 0.10 52.95 Average: 3 30.54 0.00 2.72 1.41 0.09 65.23