---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3843 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 8.1G 12G 43% / 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 460 4762 0 2752 7226 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:85:ef:47 brd ff:ff:ff:ff:ff:ff inet 10.32.7.59/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe85:ef47/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3843) 06/20/26 _x86_64_ (4 CPU) 10:41:46 LINUX RESTART (4 CPU) 10:42:01 tps rtps wtps bread/s bwrtn/s 10:43:01 102.65 33.11 69.54 1115.68 5683.20 10:44:01 79.84 29.57 50.27 1635.59 9071.91 10:45:01 73.55 7.80 65.76 462.72 26139.24 10:46:01 28.31 1.43 26.88 105.32 4376.07 Average: 71.09 17.98 53.11 829.86 11317.51 10:42:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:43:01 5864944 7403324 2302476 28.19 45728 1666364 714504 7.75 633796 1492412 159808 10:44:01 5584496 7355880 2582924 31.62 59064 1873144 780064 8.46 682764 1698240 147408 10:45:01 4614896 7107304 3552524 43.50 64164 2576320 937924 10.18 973520 2350232 72332 10:46:01 4893176 7413424 3274244 40.09 67224 2600992 674632 7.32 691424 2355444 10696 Average: 5239378 7319983 2928042 35.85 59045 2179205 776781 8.43 745376 1974082 97561 10:42:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:43:01 ens3 336.66 201.75 1450.67 62.60 0.00 0.00 0.00 0.00 10:43:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:44:01 ens3 81.42 70.23 550.98 18.53 0.00 0.00 0.00 0.00 10:44:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 10:45:01 ens3 547.04 447.46 10375.98 61.18 0.00 0.00 0.00 0.00 10:45:01 lo 0.37 0.37 0.04 0.04 0.00 0.00 0.00 0.00 10:46:01 ens3 48.98 53.81 227.11 18.86 0.00 0.00 0.00 0.00 10:46:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 253.52 193.31 3151.08 40.29 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3843) 06/20/26 _x86_64_ (4 CPU) 10:41:46 LINUX RESTART (4 CPU) 10:42:01 CPU %user %nice %system %iowait %steal %idle 10:43:01 all 22.55 0.00 1.68 3.61 2.38 69.78 10:43:01 0 12.54 0.00 1.05 4.83 1.49 80.09 10:43:01 1 43.25 0.00 2.30 2.05 3.32 49.07 10:43:01 2 23.69 0.00 2.08 1.29 2.66 70.27 10:43:01 3 10.66 0.00 1.26 6.30 2.07 79.72 10:44:01 all 23.61 0.00 1.37 2.44 2.41 70.17 10:44:01 0 5.77 0.00 0.33 0.02 1.64 92.24 10:44:01 1 46.03 0.00 2.32 4.51 3.08 44.06 10:44:01 2 33.69 0.00 2.27 3.51 2.85 57.69 10:44:01 3 9.00 0.00 0.53 1.74 2.07 86.66 10:45:01 all 27.25 0.00 1.86 1.54 4.62 64.74 10:45:01 0 24.57 0.00 1.68 0.67 4.16 68.92 10:45:01 1 24.20 0.00 1.11 1.93 4.16 68.61 10:45:01 2 27.95 0.00 2.73 3.40 5.04 60.89 10:45:01 3 32.30 0.00 1.92 0.15 5.11 60.53 10:46:01 all 19.74 0.00 1.08 0.98 1.71 76.49 10:46:01 0 3.33 0.00 0.62 3.16 0.95 91.94 10:46:01 1 33.07 0.00 1.24 0.27 2.12 63.30 10:46:01 2 12.35 0.00 1.11 0.12 1.67 84.75 10:46:01 3 30.15 0.00 1.38 0.40 2.11 65.96 Average: all 23.29 0.00 1.50 2.15 2.78 70.28 Average: 0 11.59 0.00 0.92 2.17 2.07 83.26 Average: 1 36.62 0.00 1.74 2.19 3.17 56.27 Average: 2 24.43 0.00 2.05 2.08 3.06 68.39 Average: 3 20.52 0.00 1.27 2.15 2.84 73.22