---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3491 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 7.5G 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 462 5381 0 2131 7235 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:0c:2d:63 brd ff:ff:ff:ff:ff:ff inet 10.32.7.41/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe0c:2d63/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3491) 06/22/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 166.42 82.99 83.44 4904.52 40228.65 12:49:01 72.97 20.76 52.21 1406.41 8964.72 12:50:01 74.45 18.48 55.97 811.60 7631.66 12:51:01 23.24 0.40 22.84 37.72 4806.80 Average: 84.32 30.70 53.62 1791.59 15434.47 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6023784 7418268 2143628 26.25 36360 1538604 698176 7.58 583456 1398952 72340 12:49:01 5750532 7425404 2416880 29.59 56244 1783704 823140 8.93 594436 1630956 121972 12:50:01 5576228 7469640 2591184 31.73 62156 1991080 634488 6.88 663632 1724096 126796 12:51:01 5525940 7429036 2641472 32.34 64192 1998584 660052 7.16 712568 1724760 17404 Average: 5719121 7435587 2448291 29.98 54738 1827993 703964 7.64 638523 1619691 84628 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 409.50 193.57 1243.53 63.05 0.00 0.00 0.00 0.00 12:48:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 71.97 49.92 668.44 18.02 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 267.91 306.12 1267.71 636.28 0.00 0.00 0.00 0.00 12:50:01 lo 1.50 1.50 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 13.78 13.55 10.73 6.68 0.00 0.00 0.00 0.00 12:51:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 191.28 141.16 798.11 181.68 0.00 0.00 0.00 0.00 Average: lo 1.28 1.28 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3491) 06/22/25 _x86_64_ (4 CPU) 12:46:57 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.96 0.00 2.74 5.47 1.99 68.84 12:48:02 0 34.40 0.00 5.56 6.04 2.73 51.28 12:48:02 1 14.97 0.00 1.80 4.81 1.67 76.75 12:48:02 2 20.14 0.00 2.05 7.71 2.05 68.05 12:48:02 3 14.29 0.00 1.57 3.30 1.50 79.34 12:49:01 all 21.32 0.00 1.43 2.03 1.40 73.82 12:49:01 0 23.71 0.00 1.91 5.86 1.59 66.93 12:49:01 1 8.92 0.00 0.81 1.46 1.23 87.58 12:49:01 2 41.18 0.00 2.01 0.32 1.98 54.51 12:49:01 3 11.54 0.00 1.00 0.51 0.81 86.14 12:50:01 all 36.50 0.00 1.72 1.07 3.77 56.94 12:50:01 0 39.60 0.00 1.16 0.35 3.45 55.44 12:50:01 1 27.66 0.00 2.15 2.49 3.50 64.21 12:50:01 2 46.50 0.00 2.02 1.27 4.61 45.60 12:50:01 3 32.28 0.00 1.52 0.17 3.49 62.54 12:51:01 all 20.82 0.00 1.04 0.74 1.07 76.33 12:51:01 0 17.12 0.00 1.20 0.07 0.82 80.79 12:51:01 1 27.63 0.00 0.98 2.00 1.15 68.24 12:51:01 2 8.06 0.00 0.80 0.76 0.90 89.48 12:51:01 3 30.50 0.00 1.16 0.12 1.43 66.79 Average: all 24.93 0.00 1.73 2.33 2.06 68.95 Average: 0 28.74 0.00 2.46 3.07 2.15 63.58 Average: 1 19.84 0.00 1.44 2.69 1.89 74.14 Average: 2 28.94 0.00 1.72 2.52 2.39 64.44 Average: 3 22.22 0.00 1.31 1.02 1.81 73.63