---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2821 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.7G 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 401 1214 0 2327 3274 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:ea:33:5d brd ff:ff:ff:ff:ff:ff inet 10.32.7.79/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85987sec preferred_lft 85987sec inet6 fe80::f816:3eff:feea:335d/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-2821) 06/14/25 _x86_64_ (4 CPU) 14:38:51 LINUX RESTART (4 CPU) 14:39:01 tps rtps wtps bread/s bwrtn/s 14:40:02 136.84 53.97 82.87 3559.14 7850.29 14:41:01 81.99 30.22 51.77 1657.08 10793.29 14:42:01 10.00 0.02 9.98 0.13 437.79 14:43:01 37.99 10.40 27.60 728.28 3614.73 14:44:01 2.15 0.08 2.07 2.93 169.44 14:45:01 30.61 3.80 26.81 111.05 2660.22 Average: 49.84 16.38 33.47 1007.97 4236.08 14:39:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:02 1800064 3375928 2238580 55.43 50760 1679936 593580 11.67 520796 1540860 170676 14:41:01 1480240 3231840 2558404 63.35 57860 1841120 716264 14.08 681052 1686660 4584 14:42:01 1473956 3232424 2564688 63.50 59624 1845316 720208 14.16 682088 1690144 1732 14:43:01 453132 2338104 3585512 88.78 62288 1965384 1542084 30.31 1610264 1770348 3740 14:44:01 408720 2294180 3629924 89.88 62392 1965472 1566908 30.80 1655708 1768012 96 14:45:01 1218508 3321484 2820136 69.83 66724 2174308 637064 12.52 722572 1887796 156076 Average: 1139103 2965660 2899541 71.79 59941 1911923 962685 18.92 978747 1723970 56151 14:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:40:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 14:40:02 ens3 448.68 280.44 1654.65 71.32 0.00 0.00 0.00 0.00 14:41:01 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 14:41:01 ens3 139.18 135.89 1001.82 26.02 0.00 0.00 0.00 0.00 14:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 14:42:01 ens3 56.82 82.04 61.16 13.14 0.00 0.00 0.00 0.00 14:43:01 lo 3.53 3.53 1.55 1.55 0.00 0.00 0.00 0.00 14:43:01 ens3 279.19 299.95 1602.96 49.77 0.00 0.00 0.00 0.00 14:44:01 lo 12.78 12.78 3.48 3.48 0.00 0.00 0.00 0.00 14:44:01 ens3 3.53 2.98 0.77 0.86 0.00 0.00 0.00 0.00 14:45:01 lo 14.03 14.03 3.03 3.03 0.00 0.00 0.00 0.00 14:45:01 ens3 210.06 244.44 1107.13 41.12 0.00 0.00 0.00 0.00 Average: lo 5.52 5.52 1.39 1.39 0.00 0.00 0.00 0.00 Average: ens3 189.72 174.40 904.48 33.73 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2821) 06/14/25 _x86_64_ (4 CPU) 14:38:51 LINUX RESTART (4 CPU) 14:39:01 CPU %user %nice %system %iowait %steal %idle 14:40:02 all 21.75 0.00 1.70 3.91 0.06 72.59 14:40:02 0 28.27 0.00 1.84 4.79 0.05 65.06 14:40:02 1 13.14 0.00 1.94 8.31 0.05 76.57 14:40:02 2 24.38 0.00 1.56 0.63 0.08 73.35 14:40:02 3 21.20 0.00 1.40 1.94 0.05 75.41 14:41:01 all 14.03 0.00 0.72 1.43 0.05 83.77 14:41:01 0 21.96 0.00 0.92 0.63 0.05 76.45 14:41:01 1 7.14 0.00 0.31 1.15 0.05 91.35 14:41:01 2 11.84 0.00 0.61 0.92 0.07 86.56 14:41:01 3 15.18 0.00 1.06 3.01 0.05 80.70 14:42:01 all 3.99 0.00 0.18 0.05 0.03 95.75 14:42:01 0 4.75 0.00 0.07 0.00 0.02 95.17 14:42:01 1 0.78 0.00 0.03 0.12 0.00 99.07 14:42:01 2 2.47 0.00 0.18 0.12 0.05 97.18 14:42:01 3 7.83 0.00 0.43 0.00 0.05 91.70 14:43:01 all 26.21 0.00 0.91 0.38 0.05 72.44 14:43:01 0 24.94 0.00 0.89 0.37 0.05 73.76 14:43:01 1 25.43 0.00 0.75 0.35 0.05 73.41 14:43:01 2 29.23 0.00 0.82 0.47 0.07 69.42 14:43:01 3 25.27 0.00 1.19 0.33 0.07 73.14 14:44:01 all 3.06 0.00 0.27 0.02 0.03 96.61 14:44:01 0 2.90 0.00 0.27 0.02 0.03 96.78 14:44:01 1 2.76 0.00 0.27 0.02 0.02 96.94 14:44:01 2 3.29 0.00 0.30 0.05 0.02 96.34 14:44:01 3 3.31 0.00 0.23 0.00 0.03 96.43 14:45:01 all 13.82 0.00 0.87 0.24 0.05 85.02 14:45:01 0 23.94 0.00 1.20 0.03 0.05 74.77 14:45:01 1 13.51 0.00 0.70 0.22 0.05 85.52 14:45:01 2 9.70 0.00 0.86 0.66 0.07 88.71 14:45:01 3 8.19 0.00 0.73 0.03 0.03 91.00 Average: all 13.81 0.00 0.78 1.00 0.05 84.37 Average: 0 17.77 0.00 0.86 0.97 0.04 80.35 Average: 1 10.47 0.00 0.67 1.69 0.04 87.13 Average: 2 13.50 0.00 0.72 0.47 0.06 85.25 Average: 3 13.49 0.00 0.84 0.88 0.05 84.74