---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3497 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 466 5362 0 2146 7231 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:a0:b8:ef brd ff:ff:ff:ff:ff:ff inet 10.32.7.151/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86099sec preferred_lft 86099sec inet6 fe80::f816:3eff:fea0:b8ef/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-3497) 09/12/25 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 124.13 54.35 69.78 3573.34 36946.23 12:49:01 51.56 0.22 51.34 26.66 8852.92 12:50:02 98.85 37.71 61.14 2138.44 9250.86 12:51:01 25.98 1.27 24.71 64.12 4949.40 Average: 75.34 23.48 51.86 1456.53 15042.82 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 6058760 7434904 2108660 25.82 35340 1521832 666840 7.24 566424 1382352 63928 12:49:01 5820188 7404068 2347232 28.74 52720 1700908 698132 7.58 607124 1558056 91472 12:50:02 5524476 7423496 2642944 32.36 62316 1996268 663192 7.20 708960 1731044 113492 12:51:01 5462112 7372708 2705308 33.12 64464 2005436 705380 7.65 767872 1734152 8928 Average: 5716384 7408794 2451036 30.01 53710 1806111 683386 7.42 662595 1601401 69455 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 406.31 227.64 1074.91 66.13 0.00 0.00 0.00 0.00 12:48:01 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 12:49:01 ens3 46.64 39.46 638.56 5.00 0.00 0.00 0.00 0.00 12:49:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 12:50:02 ens3 277.67 275.10 1410.80 55.70 0.00 0.00 0.00 0.00 12:50:02 lo 1.43 1.43 0.15 0.15 0.00 0.00 0.00 0.00 12:51:01 ens3 58.65 63.67 27.95 609.31 0.00 0.00 0.00 0.00 12:51:01 lo 1.29 1.29 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 197.91 151.84 791.24 182.25 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 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-3497) 09/12/25 _x86_64_ (4 CPU) 12:46:52 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 19.57 0.00 1.84 3.91 1.39 73.29 12:48:01 0 6.81 0.00 1.53 3.12 0.93 87.60 12:48:01 1 32.78 0.00 2.46 1.23 1.55 61.97 12:48:01 2 9.04 0.00 1.56 9.01 1.69 78.71 12:48:01 3 29.76 0.00 1.75 2.25 1.37 64.87 12:49:01 all 18.69 0.00 1.19 1.44 1.16 77.52 12:49:01 0 1.12 0.00 0.13 0.03 0.15 98.57 12:49:01 1 57.01 0.00 3.07 0.90 2.39 36.63 12:49:01 2 11.42 0.00 0.87 1.02 1.54 85.14 12:49:01 3 5.22 0.00 0.70 3.84 0.55 89.68 12:50:02 all 39.93 0.00 2.23 1.92 3.20 52.72 12:50:02 0 34.87 0.00 1.87 1.69 2.78 58.79 12:50:02 1 43.31 0.00 2.57 2.23 3.28 48.61 12:50:02 2 44.59 0.00 2.38 1.74 3.42 47.88 12:50:02 3 36.96 0.00 2.06 2.02 3.32 55.64 12:51:01 all 21.03 0.00 0.88 0.77 1.20 76.13 12:51:01 0 9.16 0.00 0.52 0.05 0.59 89.67 12:51:01 1 37.89 0.00 1.58 1.30 2.11 57.13 12:51:01 2 33.14 0.00 1.03 1.62 1.66 62.55 12:51:01 3 3.78 0.00 0.39 0.08 0.42 95.32 Average: all 24.84 0.00 1.54 2.02 1.74 69.87 Average: 0 13.03 0.00 1.02 1.23 1.12 83.60 Average: 1 42.77 0.00 2.42 1.42 2.33 51.06 Average: 2 24.50 0.00 1.46 3.35 2.08 68.60 Average: 3 19.01 0.00 1.23 2.06 1.42 76.28