---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7501 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 7.6G 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 503 5285 0 2187 7193 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:62:6d:48 brd ff:ff:ff:ff:ff:ff inet 10.32.6.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fe62:6d48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7501) 02/25/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 94.13 33.73 60.41 1112.61 4620.45 07:07:01 83.14 30.00 53.14 1700.78 9390.43 07:08:01 70.19 8.92 61.27 511.65 7421.03 07:09:01 29.05 1.66 27.39 77.24 5071.82 Average: 69.29 18.64 50.65 853.71 6632.24 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5963132 7388452 2204288 26.99 37376 1568056 695220 7.54 615236 1426076 82360 07:07:01 5569604 7281028 2597816 31.81 57088 1818624 837636 9.09 740340 1662940 101808 07:08:01 5467620 7407572 2699800 33.06 64860 2032744 654792 7.10 730972 1761580 114776 07:09:01 5391260 7343828 2776160 33.99 67200 2042548 718180 7.79 802424 1764964 8692 Average: 5597904 7355220 2569516 31.46 56631 1865493 726457 7.88 722243 1653890 76909 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 341.66 211.25 1447.90 63.23 0.00 0.00 0.00 0.00 07:06:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 07:07:01 ens3 74.39 61.34 432.63 17.36 0.00 0.00 0.00 0.00 07:07:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 340.59 367.76 1565.71 62.22 0.00 0.00 0.00 0.00 07:08:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 07:09:01 ens3 60.59 67.84 28.50 623.77 0.00 0.00 0.00 0.00 07:09:01 lo 1.29 1.29 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 204.89 177.49 872.09 189.89 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7501) 02/25/26 _x86_64_ (4 CPU) 07:04:46 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.23 0.00 1.38 2.99 1.69 72.71 07:06:01 0 11.97 0.00 0.95 0.76 1.08 85.24 07:06:01 1 29.71 0.00 1.49 4.15 2.35 62.31 07:06:01 2 28.48 0.00 2.12 6.22 2.07 61.11 07:06:01 3 14.69 0.00 0.97 0.78 1.26 82.30 07:07:01 all 23.11 0.00 1.57 2.35 1.90 71.07 07:07:01 0 5.44 0.00 0.71 0.52 1.06 92.27 07:07:01 1 62.41 0.00 3.30 1.98 2.63 29.69 07:07:01 2 17.82 0.00 1.79 6.85 2.56 70.98 07:07:01 3 7.02 0.00 0.48 0.05 1.35 91.11 07:08:01 all 41.77 0.00 2.23 1.10 3.82 51.08 07:08:01 0 43.98 0.00 2.70 0.58 3.84 48.90 07:08:01 1 36.10 0.00 1.65 0.03 3.57 58.64 07:08:01 2 43.44 0.00 2.06 2.39 3.67 48.44 07:08:01 3 43.55 0.00 2.51 1.39 4.20 48.35 07:09:01 all 20.62 0.00 0.83 1.04 1.15 76.34 07:09:01 0 8.45 0.00 0.78 0.19 0.83 89.76 07:09:01 1 52.80 0.00 1.53 0.29 1.77 43.61 07:09:01 2 2.01 0.00 0.44 3.52 1.07 92.95 07:09:01 3 19.30 0.00 0.59 0.17 0.96 78.97 Average: all 26.72 0.00 1.51 1.88 2.15 67.76 Average: 0 17.52 0.00 1.29 0.51 1.71 78.97 Average: 1 45.19 0.00 1.99 1.62 2.58 48.62 Average: 2 23.01 0.00 1.61 4.75 2.35 68.28 Average: 3 21.15 0.00 1.14 0.60 1.95 75.17