---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1830 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 7.7G 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 466 5165 0 2343 7225 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:3f:64:4c brd ff:ff:ff:ff:ff:ff inet 10.32.6.186/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fe3f:644c/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-1830) 08/23/25 _x86_64_ (4 CPU) 21:23:57 LINUX RESTART (4 CPU) 21:24:01 tps rtps wtps bread/s bwrtn/s 21:25:01 166.89 83.54 83.36 4919.43 40243.54 21:26:01 57.47 5.85 51.62 193.83 8972.37 21:27:01 59.37 24.03 35.34 1462.16 6487.45 21:28:01 9.78 0.02 9.77 0.13 372.74 21:29:01 35.53 10.40 25.13 728.28 3583.27 21:30:01 2.78 0.12 2.67 3.20 111.85 21:31:01 26.35 3.80 22.55 111.05 2476.39 21:32:01 27.55 0.68 26.86 77.72 6168.71 Average: 48.22 16.06 32.16 937.06 8552.70 21:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:25:01 6033216 7436496 2134196 26.13 36380 1547484 676104 7.34 562752 1408424 80624 21:26:01 5825024 7480116 2342388 28.68 56112 1763352 611060 6.63 528220 1618176 133964 21:27:01 5482780 7234864 2684632 32.87 59260 1855360 845812 9.18 783952 1700088 1332 21:28:01 5469816 7229092 2697596 33.03 61224 1859636 853780 9.26 790816 1703608 804 21:29:01 4528996 6413720 3638416 44.55 63512 1978936 1620340 17.58 1639396 1783700 2656 21:30:01 4500804 6385848 3666608 44.89 63600 1979044 1662676 18.04 1670372 1780836 40 21:31:01 5344324 7440476 2823088 34.57 67324 2182172 646920 7.02 707544 1896576 150316 21:32:01 5330028 7436216 2837384 34.74 69572 2189724 653336 7.09 718732 1898844 10796 Average: 5314374 7132104 2853038 34.93 59623 1919464 946254 10.27 925223 1723782 47566 21:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:25:01 ens3 418.48 236.09 1317.91 65.95 0.00 0.00 0.00 0.00 21:25:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 21:26:01 ens3 62.32 42.54 603.05 10.81 0.00 0.00 0.00 0.00 21:26:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 21:27:01 ens3 112.55 122.98 809.03 20.52 0.00 0.00 0.00 0.00 21:27:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 21:28:01 ens3 59.49 85.87 61.88 13.87 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 21:29:01 ens3 233.09 263.86 1585.12 37.77 0.00 0.00 0.00 0.00 21:29:01 lo 0.92 0.92 0.39 0.39 0.00 0.00 0.00 0.00 21:30:01 ens3 2.87 2.27 0.67 0.73 0.00 0.00 0.00 0.00 21:30:01 lo 13.83 13.83 4.21 4.21 0.00 0.00 0.00 0.00 21:31:01 ens3 207.67 237.24 1110.99 44.22 0.00 0.00 0.00 0.00 21:31:01 lo 15.31 15.31 3.33 3.33 0.00 0.00 0.00 0.00 21:32:01 ens3 12.56 14.15 9.34 13.14 0.00 0.00 0.00 0.00 21:32:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 138.63 125.63 687.26 25.88 0.00 0.00 0.00 0.00 Average: lo 4.29 4.29 1.04 1.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1830) 08/23/25 _x86_64_ (4 CPU) 21:23:57 LINUX RESTART (4 CPU) 21:24:01 CPU %user %nice %system %iowait %steal %idle 21:25:01 all 22.52 0.00 2.78 5.11 1.42 68.17 21:25:01 0 31.28 0.00 5.34 2.86 1.70 58.82 21:25:01 1 27.92 0.00 1.65 2.88 1.60 65.95 21:25:01 2 18.75 0.00 2.10 4.95 1.18 73.01 21:25:01 3 12.09 0.00 2.01 9.74 1.22 74.94 21:26:01 all 21.65 0.00 1.45 1.63 1.00 74.28 21:26:01 0 21.88 0.00 1.05 0.38 0.88 75.81 21:26:01 1 12.73 0.00 0.88 0.25 0.75 85.39 21:26:01 2 46.83 0.00 3.25 0.35 2.00 47.58 21:26:01 3 5.13 0.00 0.62 5.52 0.35 88.38 21:27:01 all 13.36 0.00 0.71 0.99 0.85 84.09 21:27:01 0 9.84 0.00 0.88 0.90 0.58 87.79 21:27:01 1 17.33 0.00 0.77 1.75 1.05 79.09 21:27:01 2 11.18 0.00 0.23 0.82 0.77 87.00 21:27:01 3 15.08 0.00 0.95 0.48 1.00 82.48 21:28:01 all 3.93 0.00 0.28 0.03 0.19 95.57 21:28:01 0 0.72 0.00 0.08 0.00 0.05 99.15 21:28:01 1 6.31 0.00 0.10 0.00 0.22 93.38 21:28:01 2 4.54 0.00 0.59 0.00 0.10 94.77 21:28:01 3 4.15 0.00 0.33 0.13 0.37 95.01 21:29:01 all 43.83 0.00 1.59 0.67 2.99 50.93 21:29:01 0 43.30 0.00 1.56 0.61 2.62 51.91 21:29:01 1 46.79 0.00 2.38 0.68 3.22 46.93 21:29:01 2 36.45 0.00 1.32 0.99 2.88 58.36 21:29:01 3 48.80 0.00 1.12 0.42 3.23 46.43 21:30:01 all 4.55 0.00 0.42 0.03 0.50 94.51 21:30:01 0 3.84 0.00 0.43 0.02 0.48 95.23 21:30:01 1 4.14 0.00 0.47 0.02 0.38 94.99 21:30:01 2 5.05 0.00 0.43 0.00 0.58 93.94 21:30:01 3 5.17 0.00 0.35 0.08 0.55 93.85 21:31:01 all 18.63 0.00 1.25 0.17 1.20 78.75 21:31:01 0 22.55 0.00 0.92 0.00 1.07 75.46 21:31:01 1 18.31 0.00 1.13 0.45 1.13 78.99 21:31:01 2 14.04 0.00 0.83 0.03 1.28 83.81 21:31:01 3 19.64 0.00 2.14 0.18 1.29 76.74 21:32:01 all 21.09 0.00 0.97 0.69 1.08 76.17 21:32:01 0 12.52 0.00 1.08 0.03 0.58 85.78 21:32:01 1 32.51 0.00 1.11 0.10 1.51 64.77 21:32:01 2 32.33 0.00 1.08 0.98 1.15 64.46 21:32:01 3 7.02 0.00 0.58 1.63 1.10 89.68 Average: all 18.71 0.00 1.18 1.17 1.15 77.79 Average: 0 18.27 0.00 1.42 0.60 1.00 78.72 Average: 1 20.77 0.00 1.06 0.77 1.23 76.18 Average: 2 21.17 0.00 1.23 1.02 1.24 75.34 Average: 3 14.63 0.00 1.01 2.28 1.14 80.94