---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3722 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.5G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 467 5415 0 2092 7229 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:8c:e1:f9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.49/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe8c:e1f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3722) 01/20/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 139.59 54.87 84.72 3598.73 40563.39 19:15:01 65.17 12.18 52.99 289.55 9109.15 19:16:02 64.31 6.41 57.90 399.87 7735.69 19:17:01 18.76 1.22 17.54 68.46 4281.71 Average: 72.18 18.75 53.44 1093.39 15468.77 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5969508 7392272 2197912 26.91 37072 1565252 731504 7.94 606340 1425140 85340 19:15:01 5802628 7461032 2364792 28.95 57084 1765148 819404 8.89 551800 1615176 127780 19:16:02 5511336 7360212 2656084 32.52 62592 1945548 725324 7.87 737364 1711536 100852 19:17:01 5490552 7346540 2676868 32.77 64544 1950080 741372 8.04 757660 1710592 11360 Average: 5693506 7390014 2473914 30.29 55323 1806507 754401 8.19 663291 1615611 81333 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 19:14:01 ens3 435.74 251.54 1438.47 67.92 0.00 0.00 0.00 0.00 19:15:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:15:01 ens3 80.35 45.13 456.31 13.74 0.00 0.00 0.00 0.00 19:16:02 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 19:16:02 ens3 256.98 261.81 1238.49 46.28 0.00 0.00 0.00 0.00 19:17:01 lo 1.12 1.12 0.10 0.10 0.00 0.00 0.00 0.00 19:17:01 ens3 51.94 58.07 26.85 540.25 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 206.90 154.55 793.24 165.48 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3722) 01/20/26 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.11 0.00 2.58 4.21 1.22 68.88 19:14:01 0 24.25 0.00 2.37 3.81 1.14 68.43 19:14:01 1 8.29 0.00 1.18 1.58 0.75 88.20 19:14:01 2 40.46 0.00 3.17 5.75 1.92 48.70 19:14:01 3 19.47 0.00 3.59 5.71 1.07 70.16 19:15:01 all 22.08 0.00 1.51 1.65 1.10 73.67 19:15:01 0 3.35 0.00 0.37 0.65 0.23 95.41 19:15:01 1 11.32 0.00 1.16 0.78 0.95 85.79 19:15:01 2 43.79 0.00 2.68 1.57 2.02 49.93 19:15:01 3 29.81 0.00 1.82 3.59 1.15 63.63 19:16:02 all 43.57 0.00 2.03 1.15 3.11 50.13 19:16:02 0 58.73 0.00 2.04 1.30 3.46 34.47 19:16:02 1 37.17 0.00 1.94 0.33 2.84 57.72 19:16:02 2 36.11 0.00 2.08 2.81 3.02 55.99 19:16:02 3 42.28 0.00 2.10 0.18 3.14 52.30 19:17:01 all 21.70 0.00 0.98 0.56 1.03 75.73 19:17:01 0 34.56 0.00 0.90 0.17 1.08 63.29 19:17:01 1 13.24 0.00 1.08 0.13 1.23 84.32 19:17:01 2 33.54 0.00 1.29 1.88 1.23 62.07 19:17:01 3 5.50 0.00 0.68 0.05 0.58 93.20 Average: all 27.65 0.00 1.78 1.89 1.62 67.06 Average: 0 30.22 0.00 1.42 1.48 1.48 65.39 Average: 1 17.53 0.00 1.34 0.71 1.44 78.98 Average: 2 38.50 0.00 2.31 3.00 2.05 54.14 Average: 3 24.34 0.00 2.05 2.39 1.49 69.73