---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2757 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 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 465 5420 0 2090 7232 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:4f:8f:22 brd ff:ff:ff:ff:ff:ff inet 10.32.6.163/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe4f:8f22/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2757) 09/03/25 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 151.90 66.49 85.40 4277.64 40714.31 19:15:01 66.06 12.96 53.09 316.96 8944.92 19:16:01 62.04 6.38 55.66 402.73 7533.14 19:17:01 23.38 0.40 22.98 37.73 4354.61 Average: 75.89 21.60 54.29 1262.83 15414.75 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5993868 7421392 2173552 26.61 37224 1570032 703176 7.63 577968 1430176 87080 19:15:01 5713216 7371872 2454204 30.05 57220 1765488 838572 9.10 650256 1607776 120936 19:16:01 5559036 7409436 2608384 31.94 62872 1946660 701128 7.61 689248 1712820 113356 19:17:01 5532496 7392752 2634924 32.26 65040 1954392 692344 7.51 714428 1713356 16960 Average: 5699654 7398863 2467766 30.21 55589 1809143 733805 7.96 657975 1616032 84583 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 490.49 285.42 1513.69 69.48 0.00 0.00 0.00 0.00 19:14:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 19:15:01 ens3 72.06 43.70 431.82 15.04 0.00 0.00 0.00 0.00 19:15:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 246.46 283.40 1232.86 421.69 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 30.43 33.28 33.23 154.72 0.00 0.00 0.00 0.00 19:17:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 210.45 161.95 804.48 165.86 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2757) 09/03/25 _x86_64_ (4 CPU) 19:12:56 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.83 0.00 2.62 4.82 1.49 69.24 19:14:02 0 28.83 0.00 5.13 4.25 1.83 59.96 19:14:02 1 34.10 0.00 2.36 5.05 1.65 56.83 19:14:02 2 11.05 0.00 1.63 7.34 1.07 78.91 19:14:02 3 13.32 0.00 1.35 2.63 1.41 81.29 19:15:01 all 22.63 0.00 1.48 1.69 1.42 72.78 19:15:01 0 62.90 0.00 3.59 0.85 2.42 30.24 19:15:01 1 15.46 0.00 1.10 0.22 0.78 82.45 19:15:01 2 7.97 0.00 0.74 4.62 0.81 85.85 19:15:01 3 4.32 0.00 0.52 1.08 1.68 92.40 19:16:01 all 39.65 0.00 2.20 1.04 2.89 54.22 19:16:01 0 33.06 0.00 1.37 0.05 2.40 63.12 19:16:01 1 63.71 0.00 2.74 0.41 3.21 29.92 19:16:01 2 31.28 0.00 2.44 2.54 3.16 60.57 19:16:01 3 30.61 0.00 2.25 1.11 2.78 63.25 19:17:01 all 21.54 0.00 0.98 0.52 1.11 75.84 19:17:01 0 6.44 0.00 0.71 0.03 0.71 92.10 19:17:01 1 50.39 0.00 1.25 0.17 1.85 46.35 19:17:01 2 16.91 0.00 1.17 1.88 0.83 79.21 19:17:01 3 12.46 0.00 0.78 0.02 1.06 85.68 Average: all 26.45 0.00 1.82 2.01 1.73 67.98 Average: 0 32.67 0.00 2.70 1.30 1.84 61.51 Average: 1 41.06 0.00 1.87 1.47 1.88 53.73 Average: 2 16.89 0.00 1.50 4.09 1.48 76.04 Average: 3 15.23 0.00 1.23 1.21 1.73 80.61