---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-823 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: 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 416 1351 0 2175 3263 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:61:ab:d8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.143/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe61:abd8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-823) 07/19/25 _x86_64_ (4 CPU) 16:58:56 LINUX RESTART (4 CPU) 16:59:01 tps rtps wtps bread/s bwrtn/s 17:00:01 150.82 65.89 84.94 4268.62 40648.58 17:01:01 70.87 20.83 50.04 1353.51 8443.39 17:02:01 81.26 17.44 63.81 790.27 9895.77 17:03:01 19.68 0.68 18.99 77.71 3626.52 Average: 80.65 26.21 54.44 1622.43 15652.82 16:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:00:01 1899780 3341152 2138864 52.96 36976 1568132 643936 12.66 555232 1428436 87124 17:01:01 1638056 3345196 2400588 59.44 57152 1797800 698960 13.74 566092 1646880 134592 17:02:01 1381556 3330956 2657088 65.79 64116 2027168 630932 12.40 668312 1788836 84476 17:03:01 1419596 3376128 2619048 64.85 66032 2031824 580816 11.42 628892 1789064 11576 Average: 1584747 3348358 2453897 60.76 56069 1856231 638661 12.55 604632 1663304 79442 16:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:00:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 17:00:01 ens3 326.25 203.62 1420.92 63.22 0.00 0.00 0.00 0.00 17:01:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 17:01:01 ens3 76.55 48.09 442.65 13.55 0.00 0.00 0.00 0.00 17:02:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 17:02:01 ens3 316.99 348.13 2194.56 58.01 0.00 0.00 0.00 0.00 17:03:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 17:03:01 ens3 10.51 10.73 8.07 9.72 0.00 0.00 0.00 0.00 Average: lo 0.92 0.92 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 182.58 152.65 1016.56 36.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-823) 07/19/25 _x86_64_ (4 CPU) 16:58:56 LINUX RESTART (4 CPU) 16:59:01 CPU %user %nice %system %iowait %steal %idle 17:00:01 all 22.48 0.00 2.53 4.66 1.29 69.03 17:00:01 0 28.86 0.00 4.95 2.54 1.45 62.20 17:00:01 1 10.32 0.00 1.31 1.43 0.83 86.10 17:00:01 2 19.16 0.00 1.91 8.02 1.12 69.79 17:00:01 3 31.56 0.00 1.98 6.66 1.78 58.02 17:01:01 all 22.31 0.00 1.41 2.02 0.96 73.31 17:01:01 0 15.45 0.00 1.03 0.95 0.70 81.87 17:01:01 1 6.78 0.00 0.55 0.92 0.45 91.31 17:01:01 2 20.49 0.00 1.42 4.34 0.80 72.95 17:01:01 3 46.50 0.00 2.61 1.88 1.86 47.14 17:02:01 all 37.63 0.00 1.87 1.05 2.12 57.33 17:02:01 0 30.46 0.00 2.23 0.37 1.95 64.99 17:02:01 1 38.33 0.00 1.47 0.48 2.13 57.59 17:02:01 2 44.11 0.00 2.19 1.69 2.35 49.66 17:02:01 3 37.66 0.00 1.57 1.69 2.02 57.06 17:03:01 all 16.94 0.00 0.84 0.61 0.69 80.93 17:03:01 0 11.45 0.00 0.93 0.13 0.42 87.06 17:03:01 1 38.89 0.00 1.38 0.70 1.16 57.87 17:03:01 2 12.59 0.00 0.45 0.72 0.48 85.76 17:03:01 3 4.82 0.00 0.58 0.88 0.68 93.04 Average: all 24.83 0.00 1.66 2.08 1.26 70.16 Average: 0 21.56 0.00 2.29 1.00 1.13 74.03 Average: 1 23.57 0.00 1.18 0.88 1.14 73.22 Average: 2 24.09 0.00 1.49 3.69 1.19 69.55 Average: 3 30.11 0.00 1.69 2.78 1.59 63.84