---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1856 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 474 5128 0 2373 7217 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:be:c6:de brd ff:ff:ff:ff:ff:ff inet 10.32.7.97/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85902sec preferred_lft 85902sec inet6 fe80::f816:3eff:febe:c6de/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-1856) 12/27/25 _x86_64_ (4 CPU) 20:22:54 LINUX RESTART (4 CPU) 20:23:01 tps rtps wtps bread/s bwrtn/s 20:24:01 140.79 56.16 84.64 3654.06 40596.45 20:25:01 85.24 29.71 55.52 1656.92 9452.29 20:26:01 32.88 0.17 32.71 2.53 6236.83 20:27:01 9.35 0.02 9.33 0.13 390.33 20:28:01 35.56 10.46 25.10 731.74 3593.27 20:29:01 2.35 0.05 2.30 0.40 47.86 20:30:01 35.33 3.78 31.54 110.91 2910.31 20:31:01 24.83 0.68 24.15 77.72 5967.41 Average: 45.79 12.63 33.16 779.30 8649.34 20:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:24:01 5963508 7392496 2203912 26.98 37124 1571888 727524 7.89 608500 1432792 87704 20:25:01 5587696 7292488 2579724 31.59 57256 1811456 849004 9.21 725384 1658640 103996 20:26:01 5494520 7276056 2672900 32.73 59444 1884028 802900 8.71 743632 1729220 1568 20:27:01 5446160 7235476 2721260 33.32 61444 1888712 837880 9.09 786212 1732544 2636 20:28:01 4261700 6174872 3905720 47.82 63524 2007064 1894844 20.56 1879924 1811864 500 20:29:01 4240516 6153956 3926904 48.08 63612 2007092 1918884 20.82 1902652 1809472 144 20:30:01 5209552 7340616 2957868 36.22 68048 2215984 739484 8.02 810348 1929268 149372 20:31:01 5211416 7348968 2956004 36.19 70216 2219788 730544 7.93 808816 1928436 10444 Average: 5176884 7026866 2990536 36.62 60084 1950752 1062633 11.53 1033184 1754030 44546 20:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:24:01 ens3 414.73 254.61 1451.82 68.19 0.00 0.00 0.00 0.00 20:24:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 20:25:01 ens3 78.45 45.84 433.54 13.10 0.00 0.00 0.00 0.00 20:25:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 20:26:01 ens3 126.80 131.28 1200.95 21.31 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 84.47 124.68 74.69 19.56 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 207.08 211.93 1564.34 31.85 0.00 0.00 0.00 0.00 20:28:01 lo 4.77 4.77 2.01 2.01 0.00 0.00 0.00 0.00 20:29:01 ens3 4.72 4.00 1.04 1.16 0.00 0.00 0.00 0.00 20:29:01 lo 14.05 14.05 3.52 3.52 0.00 0.00 0.00 0.00 20:30:01 ens3 306.65 285.94 1133.48 63.28 0.00 0.00 0.00 0.00 20:30:01 lo 10.88 10.88 2.39 2.39 0.00 0.00 0.00 0.00 20:31:01 ens3 12.20 13.06 9.26 6.08 0.00 0.00 0.00 0.00 20:31:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 154.39 133.92 733.64 28.07 0.00 0.00 0.00 0.00 Average: lo 4.20 4.20 1.03 1.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1856) 12/27/25 _x86_64_ (4 CPU) 20:22:54 LINUX RESTART (4 CPU) 20:23:01 CPU %user %nice %system %iowait %steal %idle 20:24:01 all 22.24 0.00 2.68 4.37 1.20 69.50 20:24:01 0 17.16 0.00 1.95 9.24 1.08 70.57 20:24:01 1 14.42 0.00 1.52 0.75 0.90 82.41 20:24:01 2 15.65 0.00 4.56 3.57 1.00 75.22 20:24:01 3 41.79 0.00 2.70 3.93 1.80 49.77 20:25:01 all 23.33 0.00 1.45 2.10 1.11 72.00 20:25:01 0 11.39 0.00 0.98 4.15 1.21 82.27 20:25:01 1 14.40 0.00 0.57 0.22 0.68 84.14 20:25:01 2 35.88 0.00 1.75 2.13 1.30 58.94 20:25:01 3 31.69 0.00 2.50 1.90 1.25 62.66 20:26:01 all 9.93 0.00 0.53 0.38 0.53 88.62 20:26:01 0 11.67 0.00 0.79 0.33 0.42 86.79 20:26:01 1 4.50 0.00 0.18 0.00 0.27 95.05 20:26:01 2 14.08 0.00 0.70 1.07 0.55 83.59 20:26:01 3 9.48 0.00 0.48 0.12 0.88 89.03 20:27:01 all 4.79 0.00 0.32 0.05 0.26 94.58 20:27:01 0 4.26 0.00 0.47 0.00 0.18 95.09 20:27:01 1 7.62 0.00 0.53 0.00 0.27 91.58 20:27:01 2 3.62 0.00 0.08 0.12 0.17 96.02 20:27:01 3 3.69 0.00 0.17 0.05 0.45 95.64 20:28:01 all 40.97 0.00 1.44 0.50 2.44 54.64 20:28:01 0 43.98 0.00 1.51 0.20 2.59 51.72 20:28:01 1 32.42 0.00 1.23 0.27 2.45 63.63 20:28:01 2 42.63 0.00 1.46 0.70 2.39 52.81 20:28:01 3 44.82 0.00 1.60 0.87 2.33 50.38 20:29:01 all 2.83 0.00 0.31 0.02 0.19 96.65 20:29:01 0 2.70 0.00 0.27 0.00 0.13 96.89 20:29:01 1 3.39 0.00 0.27 0.00 0.22 96.13 20:29:01 2 2.87 0.00 0.37 0.07 0.22 96.48 20:29:01 3 2.34 0.00 0.35 0.00 0.20 97.11 20:30:01 all 21.00 0.00 1.25 0.45 1.13 76.17 20:30:01 0 16.47 0.00 0.82 0.10 0.75 81.86 20:30:01 1 14.39 0.00 1.26 0.45 1.15 82.75 20:30:01 2 39.33 0.00 1.03 0.70 1.45 57.49 20:30:01 3 13.84 0.00 1.85 0.57 1.17 82.58 20:31:01 all 21.40 0.00 0.89 0.66 0.88 76.16 20:31:01 0 49.98 0.00 1.02 0.77 1.35 46.89 20:31:01 1 0.88 0.00 0.50 1.70 0.33 96.59 20:31:01 2 24.57 0.00 1.32 0.12 0.80 73.20 20:31:01 3 10.27 0.00 0.76 0.03 1.03 87.91 Average: all 18.32 0.00 1.11 1.07 0.97 78.53 Average: 0 19.72 0.00 0.98 1.85 0.97 76.49 Average: 1 11.50 0.00 0.76 0.42 0.78 86.53 Average: 2 22.33 0.00 1.41 1.06 0.98 74.22 Average: 3 19.74 0.00 1.30 0.93 1.14 76.89