---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2858 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 7.7G 12G 41% / 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 399 1207 0 2336 3278 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:3f:04:be brd ff:ff:ff:ff:ff:ff inet 10.32.7.229/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe3f:4be/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-2858) 06/14/25 _x86_64_ (4 CPU) 22:37:50 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 135.64 52.79 82.85 3503.02 7709.12 22:40:01 80.87 30.25 50.62 1658.30 10709.37 22:41:01 10.50 0.00 10.50 0.00 468.59 22:42:01 54.02 2.72 51.31 189.84 9122.08 Average: 70.21 21.40 48.81 1336.45 6986.78 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 1812916 3384748 2225728 55.11 50680 1676404 591880 11.63 514040 1536920 170568 22:40:01 1524444 3269928 2514200 62.25 57756 1835456 701996 13.80 643524 1681256 4412 22:41:01 1509820 3263004 2528824 62.62 59816 1840144 714872 14.05 652588 1684936 1680 22:42:01 1299864 3417092 2738780 67.81 65380 2190864 533548 10.49 535136 1996804 123192 Average: 1536761 3333693 2501883 61.95 58408 1885717 635574 12.49 586322 1724979 74963 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 ens3 375.85 235.53 1626.51 67.60 0.00 0.00 0.00 0.00 22:39:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 22:40:01 ens3 134.27 124.84 965.90 23.59 0.00 0.00 0.00 0.00 22:40:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 22:41:01 ens3 59.99 86.57 66.60 14.00 0.00 0.00 0.00 0.00 22:41:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 588.40 571.84 4094.59 75.86 0.00 0.00 0.00 0.00 22:42:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 290.28 255.24 1691.42 45.35 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2858) 06/14/25 _x86_64_ (4 CPU) 22:37:50 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 21.51 0.00 1.64 3.84 0.06 72.94 22:39:02 0 15.15 0.00 1.50 2.99 0.08 80.28 22:39:02 1 30.37 0.00 2.05 3.71 0.05 63.82 22:39:02 2 16.57 0.00 1.33 7.68 0.05 74.37 22:39:02 3 23.89 0.00 1.67 1.02 0.07 73.35 22:40:01 all 13.03 0.00 0.74 1.31 0.05 84.87 22:40:01 0 8.99 0.00 0.51 0.19 0.03 90.28 22:40:01 1 12.08 0.00 0.75 1.09 0.07 86.02 22:40:01 2 8.57 0.00 0.58 2.85 0.05 87.95 22:40:01 3 22.50 0.00 1.14 1.12 0.05 75.20 22:41:01 all 3.88 0.00 0.22 0.03 0.03 95.83 22:41:01 0 1.83 0.00 0.08 0.00 0.02 98.07 22:41:01 1 6.40 0.00 0.57 0.00 0.03 93.00 22:41:01 2 1.91 0.00 0.18 0.13 0.03 97.74 22:41:01 3 5.38 0.00 0.05 0.00 0.05 94.52 22:42:01 all 15.44 0.00 1.24 0.66 0.06 82.60 22:42:01 0 10.93 0.00 0.98 0.13 0.05 87.91 22:42:01 1 32.09 0.00 1.60 0.25 0.07 65.99 22:42:01 2 7.35 0.00 0.94 2.21 0.05 89.45 22:42:01 3 11.32 0.00 1.43 0.07 0.07 87.12 Average: all 13.47 0.00 0.96 1.46 0.05 84.06 Average: 0 9.22 0.00 0.77 0.83 0.05 89.13 Average: 1 20.28 0.00 1.24 1.27 0.05 77.16 Average: 2 8.60 0.00 0.76 3.22 0.05 87.38 Average: 3 15.75 0.00 1.07 0.55 0.06 82.57