---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-79 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 7.5G 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 427 1425 0 2091 3254 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:dd:4d:ae brd ff:ff:ff:ff:ff:ff inet 10.32.7.179/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:fedd:4dae/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-79) 07/10/25 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:02 tps rtps wtps bread/s bwrtn/s 19:14:01 123.88 55.44 68.43 3647.08 26298.66 19:15:01 55.14 0.22 54.92 26.66 9157.81 19:16:01 75.79 18.43 57.36 667.76 8263.16 19:17:01 22.89 0.88 22.01 57.05 4335.49 Average: 69.20 18.60 50.61 1089.36 11956.10 19:13:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1955696 3367076 2082956 51.58 36368 1539040 612888 12.05 530800 1398392 73352 19:15:01 1678072 3343576 2360580 58.45 55928 1757828 618324 12.15 566784 1607404 134632 19:16:01 1440704 3306040 2597948 64.33 62572 1946036 642332 12.63 689764 1712212 104580 19:17:01 1470308 3349868 2568344 63.59 64472 1957596 598312 11.76 652484 1717256 18044 Average: 1636195 3341640 2402457 59.49 54835 1800125 617964 12.15 609958 1608816 82652 19:13:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 311.96 184.40 1193.75 63.63 0.00 0.00 0.00 0.00 19:14:01 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 37.88 29.96 525.88 4.04 0.00 0.00 0.00 0.00 19:15:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 270.59 271.60 1400.21 59.14 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 19:17:01 ens3 47.72 57.35 27.51 535.50 0.00 0.00 0.00 0.00 19:17:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 166.45 135.63 785.17 166.00 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-79) 07/10/25 _x86_64_ (4 CPU) 19:12:51 LINUX RESTART (4 CPU) 19:13:02 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.53 0.00 2.20 4.55 3.57 68.16 19:14:01 0 23.67 0.00 1.88 5.40 2.82 66.23 19:14:01 1 15.47 0.00 1.41 2.35 3.23 77.54 19:14:01 2 11.54 0.00 2.30 6.45 4.26 75.45 19:14:01 3 35.63 0.00 3.24 3.99 3.96 53.19 19:15:01 all 20.01 0.00 1.23 2.09 1.59 75.07 19:15:01 0 3.41 0.00 0.48 3.11 0.55 92.46 19:15:01 1 14.16 0.00 0.93 0.10 0.96 83.85 19:15:01 2 42.05 0.00 2.36 3.12 3.59 48.88 19:15:01 3 20.16 0.00 1.16 1.99 1.21 75.47 19:16:01 all 36.92 0.00 2.05 1.25 5.08 54.71 19:16:01 0 49.33 0.00 2.08 1.36 5.35 41.88 19:16:01 1 28.54 0.00 1.49 0.36 4.72 64.88 19:16:01 2 28.32 0.00 2.70 1.58 5.37 62.02 19:16:01 3 41.54 0.00 1.89 1.71 4.89 49.97 19:17:01 all 20.57 0.00 0.96 1.01 1.75 75.70 19:17:01 0 12.87 0.00 0.93 0.07 0.80 85.33 19:17:01 1 7.63 0.00 0.77 0.16 1.78 89.66 19:17:01 2 52.98 0.00 1.40 2.95 3.21 39.46 19:17:01 3 8.70 0.00 0.78 0.83 1.21 88.48 Average: all 24.79 0.00 1.61 2.22 3.00 68.38 Average: 0 22.40 0.00 1.34 2.47 2.39 71.39 Average: 1 16.48 0.00 1.15 0.74 2.68 78.95 Average: 2 33.74 0.00 2.19 3.52 4.11 56.44 Average: 3 26.51 0.00 1.76 2.12 2.82 66.78