---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1425 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 7.8G 12G 41% / 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 414 1177 0 2352 3262 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:95:7e:17 brd ff:ff:ff:ff:ff:ff inet 10.32.6.126/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86022sec preferred_lft 86022sec inet6 fe80::f816:3eff:fe95:7e17/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1425) 07/26/25 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 tps rtps wtps bread/s bwrtn/s 22:39:02 158.60 78.54 80.06 4819.73 40450.27 22:40:01 58.38 5.63 52.75 174.21 8431.11 22:41:01 58.66 24.34 34.32 1484.04 6387.60 22:42:01 10.21 0.00 10.21 0.00 396.47 22:43:01 47.71 2.13 45.58 115.05 8884.65 22:44:01 27.41 0.70 26.71 77.85 4787.20 Average: 60.17 18.59 41.58 1114.54 11565.58 22:38:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:39:02 1914548 3349764 2124096 52.59 36292 1562860 621084 12.21 544908 1423796 86608 22:40:01 1760872 3427632 2277772 56.40 55796 1759496 525872 10.34 473872 1618216 125600 22:41:01 1490356 3251804 2548288 63.10 58960 1848976 707316 13.90 662712 1695136 1704 22:42:01 1474984 3244044 2563660 63.48 60908 1853668 711364 13.98 671880 1698892 1140 22:43:01 1184788 3313080 2853856 70.66 65820 2200660 633132 12.45 638344 2008080 115032 22:44:01 1175448 3309764 2863196 70.89 68168 2203912 631668 12.42 647884 2006644 11864 Average: 1500166 3316015 2538478 62.85 57657 1904929 638406 12.55 606600 1741794 56991 22:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:39:02 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 22:39:02 ens3 323.08 192.65 1436.27 63.35 0.00 0.00 0.00 0.00 22:40:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 22:40:01 ens3 59.41 35.03 451.69 7.66 0.00 0.00 0.00 0.00 22:41:01 lo 1.27 1.27 0.12 0.12 0.00 0.00 0.00 0.00 22:41:01 ens3 93.12 102.58 771.44 18.46 0.00 0.00 0.00 0.00 22:42:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:42:01 ens3 59.72 85.40 66.67 13.81 0.00 0.00 0.00 0.00 22:43:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 22:43:01 ens3 730.13 630.94 4100.58 87.34 0.00 0.00 0.00 0.00 22:44:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:44:01 ens3 11.70 12.16 9.23 9.68 0.00 0.00 0.00 0.00 Average: lo 0.79 0.79 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 213.29 176.85 1141.23 33.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1425) 07/26/25 _x86_64_ (4 CPU) 22:37:56 LINUX RESTART (4 CPU) 22:38:01 CPU %user %nice %system %iowait %steal %idle 22:39:02 all 21.91 0.00 2.74 4.79 1.56 68.99 22:39:02 0 25.81 0.00 1.81 5.27 1.51 65.59 22:39:02 1 20.14 0.00 1.93 5.14 1.65 71.15 22:39:02 2 33.50 0.00 2.77 3.56 2.16 58.01 22:39:02 3 8.14 0.00 4.42 5.17 0.95 81.31 22:40:01 all 20.91 0.00 1.36 1.67 1.37 74.69 22:40:01 0 15.78 0.00 0.96 0.12 1.11 82.02 22:40:01 1 39.47 0.00 2.30 0.27 2.03 55.94 22:40:01 2 14.61 0.00 1.14 1.95 1.68 80.62 22:40:01 3 13.79 0.00 1.07 4.39 0.64 80.12 22:41:01 all 13.52 0.00 0.75 1.25 0.96 83.52 22:41:01 0 15.81 0.00 0.97 0.28 0.77 82.17 22:41:01 1 9.68 0.00 0.45 0.18 0.77 88.92 22:41:01 2 17.74 0.00 1.02 2.86 1.48 76.90 22:41:01 3 10.86 0.00 0.55 1.68 0.82 86.09 22:42:01 all 3.59 0.00 0.28 0.04 0.20 95.89 22:42:01 0 4.91 0.00 0.57 0.00 0.13 94.38 22:42:01 1 3.09 0.00 0.25 0.00 0.08 96.57 22:42:01 2 2.49 0.00 0.18 0.17 0.37 96.79 22:42:01 3 3.87 0.00 0.08 0.00 0.20 95.85 22:43:01 all 19.81 0.00 1.57 0.60 1.18 76.85 22:43:01 0 14.16 0.00 1.29 0.38 1.04 83.11 22:43:01 1 19.78 0.00 1.88 0.63 1.02 76.68 22:43:01 2 32.76 0.00 2.24 1.11 1.69 62.20 22:43:01 3 12.64 0.00 0.83 0.27 0.95 85.31 22:44:01 all 20.85 0.00 0.86 0.88 0.99 76.41 22:44:01 0 36.33 0.00 1.30 0.12 1.26 60.99 22:44:01 1 17.06 0.00 0.45 1.11 0.85 80.53 22:44:01 2 29.53 0.00 1.42 0.32 1.17 67.58 22:44:01 3 0.48 0.00 0.30 1.96 0.72 96.54 Average: all 16.77 0.00 1.26 1.54 1.04 79.39 Average: 0 18.82 0.00 1.15 1.03 0.97 78.03 Average: 1 18.18 0.00 1.21 1.23 1.06 78.32 Average: 2 21.79 0.00 1.46 1.66 1.42 73.66 Average: 3 8.28 0.00 1.21 2.24 0.71 87.56