---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3981 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 7.7G 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 463 5198 0 2314 7229 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:de:d0:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.216/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86055sec preferred_lft 86055sec inet6 fe80::f816:3eff:fede:d07a/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-3981) 01/24/26 _x86_64_ (4 CPU) 05:56:55 LINUX RESTART (4 CPU) 05:57:01 tps rtps wtps bread/s bwrtn/s 05:58:02 146.01 62.69 83.32 4101.85 40525.26 05:59:01 75.43 21.28 54.14 1379.43 9472.70 06:00:01 44.76 16.20 28.56 916.78 7196.67 06:01:01 14.65 6.55 8.10 197.00 3073.78 06:02:01 26.36 1.22 25.15 97.58 6687.02 Average: 61.39 21.59 39.80 1338.35 13403.84 05:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:58:02 6013380 7431500 2154040 26.37 36984 1561144 683504 7.42 568276 1421924 85108 05:59:01 5745956 7431632 2421464 29.65 56788 1793092 819904 8.90 603776 1622192 121656 06:00:01 4808380 6690352 3359040 41.13 62360 1977444 1593364 17.29 1371708 1774808 84436 06:01:01 4488020 6536936 3679400 45.05 65188 2137240 1376588 14.94 1576148 1880696 153960 06:02:01 5358804 7434876 2808616 34.39 68396 2160280 661276 7.18 702800 1884012 24808 Average: 5282908 7105059 2884512 35.32 57943 1925840 1026927 11.14 964542 1716726 93994 05:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:58:02 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 05:58:02 ens3 406.82 238.68 1404.00 65.27 0.00 0.00 0.00 0.00 05:59:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 05:59:01 ens3 71.24 37.23 456.98 10.77 0.00 0.00 0.00 0.00 06:00:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 06:00:01 ens3 200.80 180.80 2470.11 24.80 0.00 0.00 0.00 0.00 06:01:01 lo 121.24 121.24 36.32 36.32 0.00 0.00 0.00 0.00 06:01:01 ens3 81.97 76.16 842.21 11.24 0.00 0.00 0.00 0.00 06:02:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 06:02:01 ens3 53.27 48.33 225.65 13.18 0.00 0.00 0.00 0.00 Average: lo 25.06 25.06 7.36 7.36 0.00 0.00 0.00 0.00 Average: ens3 163.12 116.50 1081.86 25.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3981) 01/24/26 _x86_64_ (4 CPU) 05:56:55 LINUX RESTART (4 CPU) 05:57:01 CPU %user %nice %system %iowait %steal %idle 05:58:02 all 21.98 0.00 2.68 4.61 1.05 69.68 05:58:02 0 18.96 0.00 1.54 2.01 0.85 76.64 05:58:02 1 18.37 0.00 1.77 3.76 0.88 75.22 05:58:02 2 17.97 0.00 2.06 10.32 1.02 68.63 05:58:02 3 32.59 0.00 5.33 2.36 1.43 58.28 05:59:01 all 22.25 0.00 1.69 1.98 1.11 72.98 05:59:01 0 5.19 0.00 0.54 0.14 0.44 93.69 05:59:01 1 54.44 0.00 3.09 1.48 1.72 39.28 05:59:01 2 5.28 0.00 1.07 5.48 0.47 87.70 05:59:01 3 24.14 0.00 2.08 0.86 1.80 71.13 06:00:01 all 35.10 0.00 1.82 1.03 2.35 59.70 06:00:01 0 31.01 0.00 1.27 0.15 2.02 65.55 06:00:01 1 37.42 0.00 2.45 1.59 2.57 55.97 06:00:01 2 36.39 0.00 1.88 1.83 2.31 57.58 06:00:01 3 35.61 0.00 1.64 0.53 2.49 59.74 06:01:01 all 44.46 0.00 1.61 0.33 2.95 50.65 06:01:01 0 42.84 0.00 1.88 0.13 2.66 52.49 06:01:01 1 49.24 0.00 1.28 0.20 2.82 46.46 06:01:01 2 39.15 0.00 2.01 0.90 3.22 54.73 06:01:01 3 46.61 0.00 1.30 0.08 3.13 48.87 06:02:01 all 23.22 0.00 1.33 0.77 0.92 73.76 06:02:01 0 29.57 0.00 1.40 0.12 1.10 67.81 06:02:01 1 16.67 0.00 1.38 0.02 0.62 81.31 06:02:01 2 21.25 0.00 1.77 2.73 1.03 73.22 06:02:01 3 25.37 0.00 0.78 0.23 0.92 72.70 Average: all 29.43 0.00 1.83 1.74 1.68 65.33 Average: 0 25.59 0.00 1.33 0.51 1.42 71.16 Average: 1 35.16 0.00 1.99 1.41 1.72 59.72 Average: 2 24.09 0.00 1.76 4.24 1.62 68.29 Average: 3 32.87 0.00 2.23 0.81 1.95 62.13