---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-19134 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 547 12762 0 2729 15167 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:1b:b6:f5 brd ff:ff:ff:ff:ff:ff inet 10.30.106.167/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe1b:b6f5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19134) 02/22/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 121.20 10.93 110.26 280.09 27595.40 03:07:01 82.64 4.50 78.14 127.71 9576.80 03:08:01 22.41 5.92 16.50 427.26 1838.09 03:09:01 51.92 1.83 50.09 85.72 19951.34 Average: 69.54 5.79 63.75 230.19 14740.41 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13958440 15624836 2466528 15.02 71904 1788920 728092 4.17 604460 1639168 88740 03:07:01 13062556 14924556 3362412 20.47 83824 1963812 1416292 8.11 1329504 1788112 13756 03:08:01 12214152 14192480 4210816 25.64 86708 2073456 2101776 12.03 2126948 1829852 66720 03:09:01 13095780 15558180 3329188 20.27 91188 2546796 748452 4.28 939408 2128128 11404 Average: 13082732 15075013 3342236 20.35 83406 2093246 1248653 7.15 1250080 1846315 45155 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 135.66 106.05 1117.35 33.39 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 358.54 276.69 2543.29 61.04 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 1631.39 1004.48 790.63 404.44 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 03:09:01 ens3 206.28 171.07 326.56 1767.75 0.00 0.00 0.00 0.00 03:09:01 lo 3.42 3.42 0.32 0.32 0.00 0.00 0.00 0.00 Average: ens3 582.97 389.57 1194.46 566.66 0.00 0.00 0.00 0.00 Average: lo 1.19 1.19 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-19134) 02/22/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 11.63 0.00 1.15 5.89 0.05 81.28 03:06:01 0 19.24 0.00 2.07 11.90 0.07 66.72 03:06:01 1 4.87 0.00 0.40 0.10 0.02 94.62 03:06:01 2 2.07 0.00 0.27 0.00 0.05 97.62 03:06:01 3 20.39 0.00 1.89 11.58 0.07 66.06 03:07:01 all 37.02 0.00 1.53 0.39 0.09 60.97 03:07:01 0 30.80 0.00 1.84 1.06 0.08 66.21 03:07:01 1 21.68 0.00 1.32 0.18 0.07 76.74 03:07:01 2 50.33 0.00 1.65 0.28 0.12 47.62 03:07:01 3 45.29 0.00 1.29 0.03 0.10 53.29 03:08:01 all 42.38 0.00 5.29 0.08 0.08 52.17 03:08:01 0 42.08 0.00 3.09 0.15 0.07 54.62 03:08:01 1 40.17 0.00 5.21 0.02 0.08 54.52 03:08:01 2 44.90 0.00 6.87 0.02 0.08 48.12 03:08:01 3 42.35 0.00 5.97 0.15 0.08 51.44 03:09:01 all 24.84 0.00 1.97 2.81 0.05 70.33 03:09:01 0 28.63 0.00 2.21 4.13 0.05 64.97 03:09:01 1 44.07 0.00 2.45 4.77 0.07 48.64 03:09:01 2 7.79 0.00 1.26 2.28 0.07 88.59 03:09:01 3 18.74 0.00 1.94 0.05 0.05 79.23 Average: all 28.97 0.00 2.48 2.29 0.07 66.19 Average: 0 30.20 0.00 2.30 4.30 0.07 63.13 Average: 1 27.68 0.00 2.34 1.27 0.06 68.64 Average: 2 26.29 0.00 2.52 0.64 0.08 70.47 Average: 3 31.69 0.00 2.77 2.95 0.08 62.51