---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7522 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 7.6G 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 480 5307 0 2188 7215 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:aa:1f:c2 brd ff:ff:ff:ff:ff:ff inet 10.32.6.83/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:feaa:1fc2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7522) 02/25/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 116.46 49.33 67.14 3429.70 6352.29 12:49:01 81.55 30.11 51.44 1688.52 9176.47 12:50:01 67.46 8.75 58.71 509.12 7367.44 12:51:01 25.80 1.70 24.10 79.45 4904.38 Average: 72.82 22.47 50.35 1426.70 6950.15 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5926128 7387212 2241292 27.44 39276 1600032 738048 8.01 624280 1448372 93812 12:49:01 5556868 7274700 2610552 31.96 57896 1823376 806152 8.75 745512 1665912 103512 12:50:01 5461844 7402804 2705576 33.13 65132 2032684 686744 7.45 734632 1760568 114348 12:51:01 5466328 7418556 2701092 33.07 67404 2041544 665592 7.22 726068 1763092 9736 Average: 5602792 7370818 2564628 31.40 57427 1874409 724134 7.86 707623 1659486 80352 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:48:01 ens3 439.51 197.63 1471.03 62.83 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 94.02 88.29 501.57 20.77 0.00 0.00 0.00 0.00 12:50:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 307.75 346.13 1503.86 63.41 0.00 0.00 0.00 0.00 12:51:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 56.57 65.52 28.61 609.28 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 224.46 174.39 876.27 189.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7522) 02/25/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.83 0.00 1.91 4.24 2.09 68.92 12:48:01 0 10.49 0.00 1.41 2.35 1.69 84.06 12:48:01 1 34.59 0.00 2.51 2.79 2.28 57.83 12:48:01 2 33.37 0.00 2.11 1.55 2.59 60.38 12:48:01 3 12.87 0.00 1.64 10.29 1.79 73.40 12:49:01 all 25.21 0.00 1.62 2.37 1.77 69.03 12:49:01 0 28.78 0.00 1.56 1.15 2.00 66.52 12:49:01 1 34.06 0.00 2.20 2.98 2.05 58.71 12:49:01 2 10.72 0.00 1.18 0.17 1.64 86.30 12:49:01 3 27.38 0.00 1.55 5.18 1.38 64.51 12:50:01 all 39.53 0.00 2.26 0.93 3.82 53.47 12:50:01 0 33.54 0.00 1.97 1.07 3.39 60.03 12:50:01 1 38.74 0.00 1.74 0.88 3.71 54.93 12:50:01 2 46.84 0.00 3.16 0.35 4.61 45.04 12:50:01 3 38.99 0.00 2.15 1.41 3.58 53.88 12:51:01 all 21.23 0.00 1.04 0.97 0.83 75.93 12:51:01 0 4.56 0.00 0.45 0.03 0.38 94.57 12:51:01 1 25.44 0.00 1.18 1.60 0.75 71.03 12:51:01 2 29.99 0.00 1.80 0.86 1.40 65.95 12:51:01 3 24.99 0.00 0.77 1.38 0.80 72.06 Average: all 27.21 0.00 1.71 2.13 2.13 66.82 Average: 0 19.35 0.00 1.35 1.15 1.87 76.29 Average: 1 33.21 0.00 1.91 2.06 2.20 60.61 Average: 2 30.23 0.00 2.06 0.73 2.56 64.41 Average: 3 26.06 0.00 1.53 4.57 1.89 65.95