---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10576 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 7.8G 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 449 5156 0 2370 7242 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:e8:90:14 brd ff:ff:ff:ff:ff:ff inet 10.32.7.29/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85864sec preferred_lft 85864sec inet6 fe80::f816:3eff:fee8:9014/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10576) 11/29/25 _x86_64_ (4 CPU) 20:22:49 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:02 115.33 54.72 60.61 3546.48 5485.24 20:25:01 86.43 30.24 56.18 1689.46 10131.89 20:26:01 32.91 0.17 32.74 2.53 6199.07 20:27:01 9.36 0.02 9.35 0.13 354.55 20:28:01 39.04 10.40 28.65 728.01 3652.72 20:29:01 2.78 0.10 2.68 3.07 105.41 20:30:01 21.92 3.17 18.76 89.82 1937.43 20:31:01 27.01 1.27 25.75 98.52 6432.66 Average: 41.75 12.47 29.28 767.73 4275.06 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:02 5963844 7393408 2203568 26.98 37520 1572144 714288 7.75 611864 1430652 85184 20:25:01 5643140 7344504 2524272 30.91 56956 1808668 851704 9.24 676792 1655312 104352 20:26:01 5521884 7300020 2645528 32.39 58972 1881424 802932 8.71 722768 1726148 1672 20:27:01 5496380 7281372 2671032 32.70 60892 1885528 802932 8.71 742596 1729528 1164 20:28:01 4285864 6196284 3881548 47.52 63248 2004916 1987160 21.56 1860720 1809464 2108 20:29:01 4218348 6129208 3949064 48.35 63332 2005020 1935456 21.00 1929376 1806840 40 20:30:01 4540688 6649944 3626724 44.40 66332 2195940 1355764 14.71 1483032 1925008 139056 20:31:01 5295788 7437212 2871624 35.16 68968 2225196 678484 7.36 721860 1932584 18180 Average: 5120742 6966494 3046670 37.30 59528 1947354 1141090 12.38 1093626 1751942 43970 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:02 ens3 432.84 240.79 1456.93 65.53 0.00 0.00 0.00 0.00 20:24:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 20:25:01 ens3 81.09 50.63 432.74 13.91 0.00 0.00 0.00 0.00 20:25:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 20:26:01 ens3 110.59 117.36 1201.90 17.60 0.00 0.00 0.00 0.00 20:26:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 20:27:01 ens3 56.30 81.22 59.29 13.15 0.00 0.00 0.00 0.00 20:27:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 20:28:01 ens3 229.05 253.94 1583.30 36.59 0.00 0.00 0.00 0.00 20:28:01 lo 1.43 1.43 0.83 0.83 0.00 0.00 0.00 0.00 20:29:01 ens3 15.96 9.15 3.62 2.96 0.00 0.00 0.00 0.00 20:29:01 lo 12.63 12.63 3.79 3.79 0.00 0.00 0.00 0.00 20:30:01 ens3 164.03 198.23 898.76 33.54 0.00 0.00 0.00 0.00 20:30:01 lo 15.99 15.99 3.41 3.41 0.00 0.00 0.00 0.00 20:31:01 ens3 45.59 51.31 215.43 12.89 0.00 0.00 0.00 0.00 20:31:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 142.05 125.48 732.11 24.54 0.00 0.00 0.00 0.00 Average: lo 4.23 4.23 1.05 1.05 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10576) 11/29/25 _x86_64_ (4 CPU) 20:22:49 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:02 all 22.80 0.00 1.95 4.00 2.04 69.20 20:24:02 0 33.57 0.00 2.35 1.89 2.30 59.89 20:24:02 1 9.01 0.00 1.61 6.52 1.70 81.17 20:24:02 2 13.11 0.00 1.56 5.56 1.87 77.90 20:24:02 3 35.64 0.00 2.29 1.99 2.28 57.79 20:25:01 all 22.10 0.00 1.45 2.41 1.65 72.39 20:25:01 0 29.95 0.00 2.08 2.88 1.93 63.16 20:25:01 1 12.23 0.00 0.78 5.06 1.42 80.51 20:25:01 2 5.18 0.00 0.81 1.23 1.25 91.53 20:25:01 3 41.06 0.00 2.12 0.47 2.01 54.33 20:26:01 all 11.02 0.00 0.60 0.47 1.48 86.44 20:26:01 0 14.09 0.00 0.63 0.60 1.49 83.19 20:26:01 1 5.18 0.00 0.20 0.10 0.64 93.88 20:26:01 2 11.39 0.00 0.42 0.76 1.18 86.25 20:26:01 3 13.35 0.00 1.16 0.41 2.59 82.49 20:27:01 all 4.18 0.00 0.41 0.05 1.13 94.23 20:27:01 0 4.81 0.00 0.13 0.07 0.88 94.11 20:27:01 1 6.02 0.00 0.98 0.05 1.13 91.82 20:27:01 2 4.64 0.00 0.25 0.00 0.75 94.37 20:27:01 3 1.29 0.00 0.23 0.08 1.78 96.61 20:28:01 all 42.35 0.00 1.74 0.65 5.76 49.50 20:28:01 0 46.81 0.00 1.45 0.67 5.46 45.61 20:28:01 1 44.22 0.00 2.19 0.79 6.26 46.54 20:28:01 2 46.51 0.00 1.23 0.54 5.41 46.31 20:28:01 3 31.95 0.00 2.09 0.59 5.91 59.47 20:29:01 all 4.69 0.00 0.51 0.04 0.94 93.81 20:29:01 0 4.85 0.00 0.41 0.00 1.15 93.59 20:29:01 1 4.03 0.00 0.65 0.10 0.88 94.34 20:29:01 2 5.53 0.00 0.50 0.07 0.80 93.10 20:29:01 3 4.35 0.00 0.50 0.00 0.93 94.22 20:30:01 all 14.92 0.00 1.22 0.23 2.02 81.60 20:30:01 0 15.60 0.00 0.80 0.00 1.96 81.65 20:30:01 1 6.29 0.00 0.73 0.02 1.21 91.75 20:30:01 2 19.34 0.00 1.11 0.10 2.30 77.15 20:30:01 3 18.48 0.00 2.23 0.78 2.61 75.90 20:31:01 all 21.38 0.00 1.27 1.11 1.63 74.61 20:31:01 0 9.13 0.00 0.93 1.16 1.00 87.78 20:31:01 1 34.68 0.00 1.65 0.27 1.67 61.74 20:31:01 2 33.54 0.00 1.36 2.97 1.91 60.22 20:31:01 3 8.29 0.00 1.17 0.03 1.94 88.57 Average: all 17.96 0.00 1.14 1.12 2.09 77.69 Average: 0 19.86 0.00 1.10 0.90 2.02 76.12 Average: 1 15.26 0.00 1.10 1.61 1.87 80.15 Average: 2 17.48 0.00 0.91 1.40 1.94 78.27 Average: 3 19.25 0.00 1.47 0.54 2.52 76.21