---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9277 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 7.8G 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 457 5145 0 2373 7234 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:e7:0d:d2 brd ff:ff:ff:ff:ff:ff inet 10.32.7.144/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:fee7:dd2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9277) 11/15/25 _x86_64_ (4 CPU) 21:24:00 LINUX RESTART (4 CPU) 21:25:01 tps rtps wtps bread/s bwrtn/s 21:26:01 57.00 0.22 56.78 26.66 9566.68 21:27:01 66.26 29.74 36.52 1637.85 7534.96 21:28:01 8.68 0.02 8.66 0.13 327.49 21:29:02 34.31 7.83 26.48 652.29 3568.07 21:30:01 6.41 2.71 3.69 77.68 233.32 21:31:01 12.81 0.22 12.60 3.33 1205.13 21:32:01 37.68 5.55 32.13 210.63 6650.09 Average: 31.94 6.62 25.32 373.37 4164.58 21:25:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:26:01 5764012 7414628 2403408 29.43 55568 1760032 707040 7.67 598512 1610932 131824 21:27:01 5495308 7273984 2672112 32.72 58720 1882256 826900 8.97 747020 1726508 1964 21:28:01 5485376 7270920 2682044 32.84 60508 1886500 826900 8.97 751784 1730032 2284 21:29:02 4452052 6361964 3715368 45.49 63216 2004208 1834136 19.90 1687192 1816888 5588 21:30:01 4259820 6172312 3907600 47.84 63276 2006604 2027088 22.00 1883648 1809924 44 21:31:01 4469396 6426028 3698024 45.28 65076 2047080 1594500 17.30 1661268 1821228 9804 21:32:01 5334992 7471876 2832428 34.68 68908 2219952 634404 6.88 682968 1928392 25628 Average: 5037279 6913102 3130141 38.32 62182 1972376 1207281 13.10 1144627 1777701 25305 21:25:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:26:01 ens3 51.67 42.94 655.04 5.32 0.00 0.00 0.00 0.00 21:27:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 21:27:01 ens3 133.54 122.76 1340.73 26.52 0.00 0.00 0.00 0.00 21:28:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 21:28:01 ens3 57.80 82.27 61.44 13.21 0.00 0.00 0.00 0.00 21:29:02 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 21:29:02 ens3 230.06 264.54 1592.76 38.47 0.00 0.00 0.00 0.00 21:30:01 lo 10.85 10.85 4.02 4.02 0.00 0.00 0.00 0.00 21:30:01 ens3 1.41 1.39 0.37 0.40 0.00 0.00 0.00 0.00 21:31:01 lo 19.38 19.38 4.09 4.09 0.00 0.00 0.00 0.00 21:31:01 ens3 126.75 132.69 608.34 27.88 0.00 0.00 0.00 0.00 21:32:01 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 21:32:01 ens3 112.15 123.61 528.21 34.80 0.00 0.00 0.00 0.00 Average: lo 4.70 4.70 1.19 1.19 0.00 0.00 0.00 0.00 Average: ens3 102.15 110.29 685.47 20.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-9277) 11/15/25 _x86_64_ (4 CPU) 21:24:00 LINUX RESTART (4 CPU) 21:25:01 CPU %user %nice %system %iowait %steal %idle 21:26:01 all 19.55 0.00 1.17 2.46 1.64 75.17 21:26:01 0 1.05 0.00 0.10 0.00 1.58 97.27 21:26:01 1 44.79 0.00 2.56 0.69 2.37 49.59 21:26:01 2 22.20 0.00 1.26 8.45 1.85 66.24 21:26:01 3 10.22 0.00 0.76 0.73 0.76 87.52 21:27:01 all 15.09 0.00 0.89 1.48 2.30 80.24 21:27:01 0 14.00 0.00 0.68 0.65 1.99 82.68 21:27:01 1 20.46 0.00 0.79 1.06 2.30 75.39 21:27:01 2 12.72 0.00 1.20 2.46 3.02 80.59 21:27:01 3 13.21 0.00 0.91 1.74 1.85 82.30 21:28:01 all 4.53 0.00 0.36 0.06 1.13 93.92 21:28:01 0 2.54 0.00 0.12 0.00 0.63 96.71 21:28:01 1 3.04 0.00 0.27 0.02 0.61 96.06 21:28:01 2 8.26 0.00 0.86 0.21 2.45 88.22 21:28:01 3 4.24 0.00 0.20 0.00 0.83 94.73 21:29:02 all 30.82 0.00 1.31 0.70 3.81 63.37 21:29:02 0 34.88 0.00 1.13 0.83 3.63 59.54 21:29:02 1 31.38 0.00 1.29 0.73 3.87 62.73 21:29:02 2 34.10 0.00 1.84 0.73 4.46 58.87 21:29:02 3 22.91 0.00 0.96 0.48 3.28 72.37 21:30:01 all 12.24 0.00 0.48 0.26 1.71 85.31 21:30:01 0 10.61 0.00 0.42 0.62 1.67 86.67 21:30:01 1 14.05 0.00 0.39 0.00 1.62 83.94 21:30:01 2 12.87 0.00 0.52 0.13 1.88 84.59 21:30:01 3 11.40 0.00 0.61 0.27 1.67 86.05 21:31:01 all 9.47 0.00 0.80 0.07 1.99 87.67 21:31:01 0 9.82 0.00 0.68 0.03 2.00 87.46 21:31:01 1 11.19 0.00 0.66 0.00 1.83 86.31 21:31:01 2 10.58 0.00 1.01 0.10 2.30 86.01 21:31:01 3 6.30 0.00 0.83 0.15 1.84 90.88 21:32:01 all 22.75 0.00 1.25 1.15 2.05 72.80 21:32:01 0 10.23 0.00 0.61 0.10 1.39 87.66 21:32:01 1 39.56 0.00 1.78 0.43 2.14 56.09 21:32:01 2 6.71 0.00 0.92 1.38 2.39 88.60 21:32:01 3 34.66 0.00 1.67 2.69 2.27 58.71 Average: all 16.36 0.00 0.90 0.88 2.09 79.77 Average: 0 11.88 0.00 0.53 0.32 1.84 85.43 Average: 1 23.53 0.00 1.11 0.42 2.11 72.83 Average: 2 15.34 0.00 1.09 1.93 2.62 79.02 Average: 3 14.72 0.00 0.85 0.87 1.79 81.78