---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1407 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: 2799.998 BogoMIPS: 5599.99 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 422 1299 0 2222 3256 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:da:b7:3c brd ff:ff:ff:ff:ff:ff inet 10.32.6.139/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:feda:b73c/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-1407) 07/26/25 _x86_64_ (4 CPU) 19:37:57 LINUX RESTART (4 CPU) 19:38:01 tps rtps wtps bread/s bwrtn/s 19:39:01 169.64 86.49 83.15 4957.44 40098.27 19:40:01 54.26 0.22 54.04 26.66 9216.20 19:41:01 98.13 38.66 59.47 2266.29 9782.50 19:42:01 38.71 1.38 37.33 102.35 4908.21 Average: 90.18 31.68 58.50 1838.04 16000.37 19:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:39:01 1953940 3359740 2084704 51.62 36156 1533876 623388 12.25 533604 1394964 71296 19:40:01 1673808 3332796 2364836 58.56 55596 1752076 639488 12.57 573976 1603300 130056 19:41:01 1113220 2988632 2925424 72.44 63032 1954504 963340 18.94 978140 1745332 5468 19:42:01 1294336 3295400 2744308 67.95 67964 2072352 649036 12.76 714496 1823116 23608 Average: 1508826 3244142 2529818 62.64 55687 1828202 718813 14.13 700054 1641678 57607 19:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:39:01 ens3 288.75 173.52 1202.85 61.34 0.00 0.00 0.00 0.00 19:39:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 19:40:01 ens3 37.66 29.68 530.76 4.05 0.00 0.00 0.00 0.00 19:40:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 19:41:01 ens3 364.79 366.22 2272.48 74.83 0.00 0.00 0.00 0.00 19:41:01 lo 2.37 2.37 0.29 0.29 0.00 0.00 0.00 0.00 19:42:01 ens3 165.75 189.36 851.09 34.26 0.00 0.00 0.00 0.00 19:42:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 214.23 189.69 1214.27 43.62 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 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-1407) 07/26/25 _x86_64_ (4 CPU) 19:37:57 LINUX RESTART (4 CPU) 19:38:01 CPU %user %nice %system %iowait %steal %idle 19:39:01 all 20.83 0.00 2.75 6.40 2.59 67.43 19:39:01 0 15.60 0.00 1.51 11.45 2.00 69.44 19:39:01 1 24.32 0.00 2.57 6.64 2.68 63.78 19:39:01 2 27.33 0.00 4.98 4.80 2.85 60.04 19:39:01 3 16.10 0.00 1.93 2.77 2.84 76.36 19:40:01 all 19.83 0.00 1.25 2.19 1.84 74.89 19:40:01 0 0.98 0.00 0.57 6.03 2.42 90.00 19:40:01 1 23.09 0.00 1.41 0.31 1.72 73.47 19:40:01 2 54.12 0.00 2.84 2.37 2.64 38.03 19:40:01 3 1.43 0.00 0.22 0.00 0.60 97.76 19:41:01 all 43.52 0.00 2.01 2.14 5.31 47.02 19:41:01 0 38.63 0.00 1.51 2.44 4.99 52.44 19:41:01 1 45.45 0.00 2.31 1.31 5.36 45.56 19:41:01 2 47.46 0.00 2.17 2.70 5.88 41.79 19:41:01 3 42.53 0.00 2.05 2.10 4.99 48.33 19:42:01 all 22.30 0.00 1.16 0.98 2.17 73.38 19:42:01 0 11.69 0.00 0.94 2.67 1.68 83.01 19:42:01 1 13.45 0.00 1.54 0.03 1.33 83.65 19:42:01 2 29.24 0.00 1.27 0.35 2.64 66.50 19:42:01 3 34.74 0.00 0.90 0.89 3.03 60.44 Average: all 26.65 0.00 1.79 2.93 2.98 65.64 Average: 0 16.73 0.00 1.13 5.63 2.78 73.73 Average: 1 26.62 0.00 1.96 2.08 2.78 66.56 Average: 2 39.55 0.00 2.81 2.55 3.51 51.58 Average: 3 23.75 0.00 1.28 1.44 2.87 70.66