---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8985 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 468 5416 0 2090 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:9a:4e:65 brd ff:ff:ff:ff:ff:ff inet 10.32.7.13/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe9a:4e65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8985) 03/15/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 180.36 100.37 79.99 5308.15 40016.41 19:15:01 61.31 4.82 56.50 147.82 9012.33 19:16:01 68.44 13.81 54.63 542.62 7976.94 19:17:01 23.23 1.28 21.94 70.11 4417.33 Average: 83.34 30.07 53.27 1517.33 15356.78 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6079360 7458116 2088060 25.57 35276 1524064 648700 7.04 540412 1385684 63432 19:15:01 5854448 7496200 2312972 28.32 55608 1750832 600468 6.52 508988 1610416 118520 19:16:01 5554928 7398428 2612492 31.99 62104 1940996 688188 7.47 699544 1708040 98032 19:17:01 5575040 7431140 2592380 31.74 64228 1950836 651608 7.07 674236 1711324 10108 Average: 5765944 7445971 2401476 29.40 54304 1791682 647241 7.02 605795 1603866 72523 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 2.07 2.07 0.19 0.19 0.00 0.00 0.00 0.00 19:14:01 ens3 365.12 201.33 1153.14 62.47 0.00 0.00 0.00 0.00 19:15:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:15:01 ens3 51.83 40.87 646.87 9.59 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 275.14 278.94 1400.46 57.34 0.00 0.00 0.00 0.00 19:17:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 19:17:01 ens3 57.28 57.88 30.19 527.42 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 187.35 144.76 807.68 164.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8985) 03/15/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 19.99 0.00 3.06 7.16 3.21 66.58 19:14:01 0 13.54 0.00 2.74 8.54 3.19 71.99 19:14:01 1 19.94 0.00 1.87 4.94 3.07 70.18 19:14:01 2 25.46 0.00 2.64 8.16 3.99 59.73 19:14:01 3 20.98 0.00 4.98 7.03 2.57 64.43 19:15:01 all 19.40 0.00 1.35 2.48 1.84 74.92 19:15:01 0 12.75 0.00 0.90 0.25 0.90 85.20 19:15:01 1 33.45 0.00 1.58 1.38 3.53 60.05 19:15:01 2 17.02 0.00 1.85 5.32 1.85 73.95 19:15:01 3 14.13 0.00 1.06 2.98 1.08 80.75 19:16:01 all 35.73 0.00 2.11 1.25 5.49 55.42 19:16:01 0 32.89 0.00 1.26 0.75 4.83 60.27 19:16:01 1 34.14 0.00 2.53 0.53 5.48 57.33 19:16:01 2 40.52 0.00 2.85 2.85 6.58 47.20 19:16:01 3 35.36 0.00 1.79 0.87 5.04 56.93 19:17:01 all 20.41 0.00 1.12 0.98 1.75 75.74 19:17:01 0 27.62 0.00 1.33 0.45 1.66 68.95 19:17:01 1 11.79 0.00 0.94 0.03 1.39 85.85 19:17:01 2 12.17 0.00 0.97 3.19 2.55 81.12 19:17:01 3 30.20 0.00 1.20 0.22 1.40 66.99 Average: all 23.91 0.00 1.91 2.97 3.08 68.14 Average: 0 21.73 0.00 1.56 2.50 2.65 71.56 Average: 1 24.88 0.00 1.73 1.72 3.37 68.30 Average: 2 23.83 0.00 2.08 4.88 3.75 65.46 Average: 3 25.18 0.00 2.26 2.78 2.53 67.25