---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6664 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 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 497 5266 0 2211 7195 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:ae:44:e4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.103/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:feae:44e4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6664) 02/14/26 _x86_64_ (4 CPU) 15:35:52 LINUX RESTART (4 CPU) 15:36:01 tps rtps wtps bread/s bwrtn/s 15:37:01 142.34 54.82 87.52 3598.13 40850.67 15:38:01 70.40 12.48 57.92 265.87 11348.93 15:39:01 76.52 5.93 70.59 393.60 8955.68 15:40:01 26.31 0.80 25.51 86.90 3809.40 Average: 78.89 18.51 60.38 1086.20 16241.58 15:36:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:37:01 5973200 7400332 2194220 26.87 37828 1568932 717764 7.79 600816 1426636 83316 15:38:01 5486068 7209724 2681352 32.83 58024 1828156 929400 10.08 810016 1671564 100984 15:39:01 4984816 6940000 3182604 38.97 65500 2044108 1045492 11.34 1134220 1830488 61544 15:40:01 5400324 7373148 2767096 33.88 68252 2059080 722688 7.84 718680 1832244 8704 Average: 5461102 7230801 2706318 33.14 57401 1875069 853836 9.26 815933 1690233 63637 15:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:37:01 ens3 361.06 224.73 1422.00 65.47 0.00 0.00 0.00 0.00 15:37:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:38:01 ens3 129.75 105.60 1560.27 20.99 0.00 0.00 0.00 0.00 15:38:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 15:39:01 ens3 438.17 486.30 2354.11 76.67 0.00 0.00 0.00 0.00 15:39:01 lo 1.42 1.42 0.17 0.17 0.00 0.00 0.00 0.00 15:40:01 ens3 29.01 28.91 115.68 9.48 0.00 0.00 0.00 0.00 15:40:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 239.51 211.39 1363.00 43.15 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-6664) 02/14/26 _x86_64_ (4 CPU) 15:35:52 LINUX RESTART (4 CPU) 15:36:01 CPU %user %nice %system %iowait %steal %idle 15:37:01 all 22.55 0.00 2.30 4.35 1.58 69.22 15:37:01 0 41.94 0.00 4.15 2.06 2.03 49.82 15:37:01 1 15.46 0.00 1.52 5.66 1.18 76.18 15:37:01 2 19.59 0.00 2.09 7.40 1.73 69.20 15:37:01 3 13.25 0.00 1.43 2.26 1.38 81.68 15:38:01 all 26.96 0.00 1.60 1.84 1.97 67.63 15:38:01 0 20.52 0.00 0.81 0.60 1.51 76.56 15:38:01 1 37.50 0.00 2.14 5.44 2.04 52.88 15:38:01 2 31.37 0.00 2.04 0.18 2.24 64.16 15:38:01 3 18.55 0.00 1.41 1.18 2.10 76.76 15:39:01 all 44.00 0.00 2.05 1.08 3.98 48.90 15:39:01 0 44.41 0.00 1.64 0.80 3.69 49.46 15:39:01 1 52.08 0.00 1.53 0.85 3.47 42.08 15:39:01 2 37.85 0.00 2.04 0.93 4.17 55.02 15:39:01 3 41.66 0.00 2.99 1.74 4.60 49.01 15:40:01 all 21.27 0.00 1.05 0.95 0.97 75.76 15:40:01 0 1.65 0.00 0.35 0.02 0.28 97.70 15:40:01 1 36.78 0.00 1.53 0.22 1.17 60.31 15:40:01 2 42.26 0.00 1.68 2.48 1.40 52.17 15:40:01 3 4.53 0.00 0.64 1.11 1.06 92.66 Average: all 28.70 0.00 1.75 2.05 2.13 65.36 Average: 0 27.15 0.00 1.74 0.87 1.88 68.36 Average: 1 35.47 0.00 1.68 3.04 1.97 57.84 Average: 2 32.76 0.00 1.96 2.75 2.39 60.14 Average: 3 19.48 0.00 1.62 1.57 2.28 75.05