---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8882 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 7.9G 12G 41% / 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 479 5017 0 2478 7209 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:37:d0:07 brd ff:ff:ff:ff:ff:ff inet 10.32.7.31/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86043sec preferred_lft 86043sec inet6 fe80::f816:3eff:fe37:d007/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8882) 08/22/26 _x86_64_ (4 CPU) 05:56:50 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 116.43 53.99 62.44 3547.56 5612.68 05:59:01 52.29 0.42 51.86 50.42 9721.18 06:00:01 72.02 34.14 37.88 2150.57 11344.24 06:01:01 14.68 6.05 8.63 203.53 3082.44 06:02:01 28.62 4.23 24.39 175.67 6661.38 Average: 56.82 19.83 36.99 1229.53 7276.04 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 5966376 7418240 2201044 26.95 38480 1592504 688940 7.48 591800 1445320 110504 05:59:01 5738324 7509444 2429096 29.74 56836 1875688 578384 6.28 504432 1723656 203936 06:00:01 4842336 6883964 3325084 40.71 63676 2131916 1384804 15.03 1168564 1938948 88384 06:01:01 4820700 6871468 3346720 40.98 64528 2139552 1171596 12.71 1202944 1922964 2580 06:02:01 5105068 7347824 3062352 37.49 69544 2322652 714428 7.75 789332 2045724 26440 Average: 5294561 7206188 2872859 35.17 58613 2012462 907630 9.85 851414 1815322 86369 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 ens3 425.14 252.76 1479.15 66.14 0.00 0.00 0.00 0.00 05:58:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 05:59:01 ens3 59.76 55.40 748.34 6.06 0.00 0.00 0.00 0.00 05:59:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 06:00:01 ens3 178.99 171.92 3104.76 31.13 0.00 0.00 0.00 0.00 06:00:01 lo 1.13 1.13 0.11 0.11 0.00 0.00 0.00 0.00 06:01:01 ens3 7.71 8.36 10.35 2.40 0.00 0.00 0.00 0.00 06:01:01 lo 122.64 122.64 36.51 36.51 0.00 0.00 0.00 0.00 06:02:01 ens3 86.05 78.37 1044.20 18.58 0.00 0.00 0.00 0.00 06:02:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 151.85 113.56 1279.07 24.93 0.00 0.00 0.00 0.00 Average: lo 25.19 25.19 7.38 7.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8882) 08/22/26 _x86_64_ (4 CPU) 05:56:50 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 23.25 0.00 1.79 3.37 1.01 70.58 05:58:02 0 29.38 0.00 1.67 5.65 1.05 62.25 05:58:02 1 36.93 0.00 2.37 5.55 1.33 53.82 05:58:02 2 14.00 0.00 1.72 0.50 0.75 83.02 05:58:02 3 12.69 0.00 1.38 1.75 0.88 83.30 05:59:01 all 20.48 0.00 1.26 1.48 0.86 75.92 05:59:01 0 12.73 0.00 0.66 0.90 0.46 85.26 05:59:01 1 14.22 0.00 1.18 4.59 0.90 79.11 05:59:01 2 41.82 0.00 2.54 0.19 1.27 54.18 05:59:01 3 13.18 0.00 0.66 0.24 0.83 85.09 06:00:01 all 27.40 0.00 1.46 1.99 1.91 67.24 06:00:01 0 29.94 0.00 1.77 3.50 1.52 63.28 06:00:01 1 26.20 0.00 1.33 0.50 1.72 70.25 06:00:01 2 28.35 0.00 1.33 2.08 2.20 66.04 06:00:01 3 25.09 0.00 1.43 1.88 2.20 69.40 06:01:01 all 46.42 0.00 1.52 0.44 2.94 48.69 06:01:01 0 45.45 0.00 1.25 0.28 2.43 50.59 06:01:01 1 45.20 0.00 1.45 0.15 2.69 50.51 06:01:01 2 45.91 0.00 1.81 0.73 3.43 48.11 06:01:01 3 49.10 0.00 1.58 0.56 3.19 45.56 06:02:01 all 27.32 0.00 1.52 0.72 1.53 68.91 06:02:01 0 18.85 0.00 0.71 0.81 1.13 78.49 06:02:01 1 15.28 0.00 1.22 1.75 1.25 80.50 06:02:01 2 17.30 0.00 1.21 0.15 1.46 79.88 06:02:01 3 57.78 0.00 2.97 0.18 2.29 36.78 Average: all 29.01 0.00 1.51 1.60 1.65 66.23 Average: 0 27.31 0.00 1.21 2.23 1.32 67.92 Average: 1 27.61 0.00 1.51 2.50 1.58 66.80 Average: 2 29.44 0.00 1.72 0.73 1.82 66.29 Average: 3 31.66 0.00 1.61 0.92 1.88 63.92