---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4240 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 7.7G 12G 41% / 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 470 5144 0 2360 7220 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:06:7a:62 brd ff:ff:ff:ff:ff:ff inet 10.32.7.171/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85864sec preferred_lft 85864sec inet6 fe80::f816:3eff:fe06:7a62/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4240) 09/20/25 _x86_64_ (4 CPU) 22:55:00 LINUX RESTART (4 CPU) 22:56:01 tps rtps wtps bread/s bwrtn/s 22:57:01 59.30 0.32 58.98 28.40 9610.93 22:58:01 65.03 29.66 35.37 1628.52 7320.23 22:59:01 9.71 0.02 9.70 0.13 369.61 23:00:01 28.65 4.18 24.47 522.14 3408.03 23:01:01 14.05 6.28 7.77 209.43 437.13 23:02:01 4.57 1.17 3.40 23.86 53.19 23:03:01 45.49 4.22 41.28 182.90 7704.72 Average: 32.40 6.55 25.85 370.81 4128.94 22:56:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:57:01 5779376 7396376 2388036 29.24 53572 1731476 710096 7.71 615012 1584660 102620 22:58:01 5505256 7270812 2662156 32.59 58544 1869660 802492 8.71 748368 1714520 1664 22:59:01 5494520 7266748 2672892 32.73 60276 1873708 810516 8.79 753872 1717876 756 23:00:01 4674980 6563832 3492432 42.76 63176 1983988 1547708 16.79 1470152 1811944 6456 23:01:01 4245144 6145644 3922268 48.02 63396 1994760 1968820 21.36 1908056 1798560 24 23:02:01 4649660 6552892 3517752 43.07 63824 1996912 1562640 16.96 1526880 1777676 1076 23:03:01 5256880 7379040 2910532 35.64 68852 2206184 704616 7.65 774536 1917244 25332 Average: 5086545 6939335 3080867 37.72 61663 1950955 1158127 12.57 1113839 1760354 19704 22:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:57:01 ens3 54.27 40.33 696.76 5.40 0.00 0.00 0.00 0.00 22:57:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 22:58:01 ens3 123.68 109.40 1179.89 23.85 0.00 0.00 0.00 0.00 22:58:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 22:59:01 ens3 57.55 81.66 61.04 13.21 0.00 0.00 0.00 0.00 22:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 23:00:01 ens3 214.99 241.78 1531.89 34.64 0.00 0.00 0.00 0.00 23:00:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 23:01:01 ens3 18.13 20.06 69.56 3.65 0.00 0.00 0.00 0.00 23:01:01 lo 8.42 8.42 3.26 3.26 0.00 0.00 0.00 0.00 23:02:01 ens3 20.10 24.25 16.49 7.79 0.00 0.00 0.00 0.00 23:02:01 lo 21.16 21.16 4.65 4.65 0.00 0.00 0.00 0.00 23:03:01 ens3 180.49 213.28 1095.58 36.88 0.00 0.00 0.00 0.00 23:03:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 95.61 104.40 664.50 17.92 0.00 0.00 0.00 0.00 Average: lo 4.59 4.59 1.16 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4240) 09/20/25 _x86_64_ (4 CPU) 22:55:00 LINUX RESTART (4 CPU) 22:56:01 CPU %user %nice %system %iowait %steal %idle 22:57:01 all 18.90 0.00 1.29 2.43 1.91 75.47 22:57:01 0 31.38 0.00 1.85 3.16 2.86 60.74 22:57:01 1 27.11 0.00 1.66 0.88 2.28 68.08 22:57:01 2 3.89 0.00 0.78 5.48 1.44 88.40 22:57:01 3 13.21 0.00 0.90 0.20 1.05 84.64 22:58:01 all 15.90 0.00 1.24 1.89 4.58 76.39 22:58:01 0 11.33 0.00 0.76 2.08 3.07 82.76 22:58:01 1 15.34 0.00 1.50 3.62 4.66 74.89 22:58:01 2 19.65 0.00 1.22 0.88 6.14 72.11 22:58:01 3 17.25 0.00 1.45 0.99 4.44 75.88 22:59:01 all 4.95 0.00 0.48 0.06 1.81 92.71 22:59:01 0 4.84 0.00 0.25 0.15 1.00 93.77 22:59:01 1 5.06 0.00 0.61 0.00 1.97 92.37 22:59:01 2 4.33 0.00 0.26 0.07 2.32 93.02 22:59:01 3 5.57 0.00 0.77 0.02 1.94 91.70 23:00:01 all 19.15 0.00 1.20 0.42 4.92 74.31 23:00:01 0 18.14 0.00 1.68 0.56 5.20 74.42 23:00:01 1 23.85 0.00 0.84 0.08 4.60 70.63 23:00:01 2 18.59 0.00 0.95 0.38 5.51 74.57 23:00:01 3 16.05 0.00 1.32 0.69 4.36 77.58 23:01:01 all 21.56 0.00 0.99 0.45 5.26 71.74 23:01:01 0 21.77 0.00 1.10 0.82 5.53 70.78 23:01:01 1 21.23 0.00 0.87 0.18 4.87 72.85 23:01:01 2 23.31 0.00 1.02 0.58 5.51 69.59 23:01:01 3 19.90 0.00 0.97 0.20 5.14 73.79 23:02:01 all 4.88 0.00 0.72 0.07 2.17 92.16 23:02:01 0 5.10 0.00 1.03 0.15 2.27 91.45 23:02:01 1 3.97 0.00 0.55 0.02 1.84 93.62 23:02:01 2 6.14 0.00 0.63 0.02 2.12 91.09 23:02:01 3 4.29 0.00 0.69 0.12 2.46 92.44 23:03:01 all 24.66 0.00 1.65 1.26 3.96 68.47 23:03:01 0 41.14 0.00 2.52 0.79 4.79 50.77 23:03:01 1 17.37 0.00 1.66 0.67 3.73 76.57 23:03:01 2 30.13 0.00 1.27 1.19 4.53 62.87 23:03:01 3 9.96 0.00 1.14 2.42 2.76 83.71 Average: all 15.72 0.00 1.08 0.94 3.52 78.73 Average: 0 19.13 0.00 1.32 1.10 3.54 74.92 Average: 1 16.27 0.00 1.10 0.78 3.42 78.42 Average: 2 15.17 0.00 0.88 1.22 3.95 78.78 Average: 3 12.32 0.00 1.04 0.66 3.17 82.81