---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14635 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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: 2799.996 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 577 11092 0 4369 15134 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:eb:d2:eb brd ff:ff:ff:ff:ff:ff inet 10.30.106.194/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85639sec preferred_lft 85639sec inet6 fe80::f816:3eff:feeb:d2eb/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14635) 11/22/25 _x86_64_ (4 CPU) 21:43:52 LINUX RESTART (4 CPU) 21:44:01 tps rtps wtps bread/s bwrtn/s 21:45:02 386.57 53.72 332.84 3603.67 60431.93 21:46:01 153.15 40.04 113.11 2390.24 28020.06 21:47:01 34.89 0.00 34.89 0.00 1002.77 21:48:01 35.58 0.00 35.58 0.00 802.93 21:49:01 33.76 0.00 33.76 0.00 929.18 21:50:01 25.71 0.02 25.70 0.13 647.23 21:51:01 22.98 0.00 22.98 0.00 561.37 21:52:01 52.92 0.00 52.92 0.00 1132.48 21:53:01 41.53 3.18 38.34 118.51 1139.01 21:54:01 67.12 3.18 63.94 127.58 24353.01 21:55:01 160.99 5.40 155.59 146.73 22158.79 21:56:01 36.36 2.82 33.54 266.09 19094.82 Average: 87.54 8.99 78.56 551.87 13336.19 21:44:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:45:02 13869488 15535684 2555480 15.56 65836 1799016 820908 4.70 686056 1652000 196660 21:46:01 12289308 14220720 4135660 25.18 75688 2043824 1936696 11.08 2077504 1816572 5828 21:47:01 11971268 13921516 4453700 27.12 76124 2061480 2047860 11.72 2375064 1834180 188 21:48:01 11913736 13883936 4511232 27.47 76704 2079444 2065124 11.82 2412184 1852112 208 21:49:01 11890892 13882664 4534076 27.60 77136 2099592 2084084 11.93 2412968 1872268 288 21:50:01 11874848 13881760 4550120 27.70 77568 2113308 2084084 11.93 2413760 1885968 372 21:51:01 11860212 13880724 4564756 27.79 77980 2125560 2084084 11.93 2414368 1898220 540 21:52:01 11828968 13878264 4596000 27.98 79348 2150036 2084084 11.93 2416220 1922696 760 21:53:01 11568284 13862884 4856684 29.57 80884 2388400 2047512 11.72 2464692 2123856 211680 21:54:01 10564928 13824672 5860040 35.68 95456 3249904 2037264 11.66 2752028 2742488 376260 21:55:01 10785800 14346116 5639168 34.33 100064 3531996 1503696 8.61 2568048 2689948 11900 21:56:01 11390244 15526768 5034724 30.65 103604 4087172 760312 4.35 1651384 2989324 33364 Average: 11817331 14220476 4607637 28.05 82199 2477478 1796309 10.28 2220356 2106636 69837 21:44:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:45:02 ens3 387.34 236.18 1889.52 72.88 0.00 0.00 0.00 0.00 21:45:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 21:46:01 ens3 297.59 222.35 2269.69 42.94 0.00 0.00 0.00 0.00 21:46:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 21:47:01 ens3 0.63 0.53 0.37 0.54 0.00 0.00 0.00 0.00 21:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 ens3 0.38 0.25 0.08 0.16 0.00 0.00 0.00 0.00 21:48:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:49:01 ens3 0.20 0.13 0.06 0.19 0.00 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 ens3 0.50 0.37 0.20 0.29 0.00 0.00 0.00 0.00 21:50:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:51:01 ens3 0.17 0.13 0.06 0.19 0.00 0.00 0.00 0.00 21:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 ens3 2.38 2.57 0.21 6.58 0.00 0.00 0.00 0.00 21:52:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:53:01 ens3 181.80 108.50 168.88 35.72 0.00 0.00 0.00 0.00 21:53:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 21:54:01 ens3 42.14 19.55 10.80 8.36 0.00 0.00 0.00 0.00 21:54:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 21:55:01 ens3 371.50 237.50 1112.18 70.96 0.00 0.00 0.00 0.00 21:55:01 lo 1.42 1.42 13.54 13.54 0.00 0.00 0.00 0.00 21:56:01 ens3 680.25 419.98 3087.66 132.46 0.00 0.00 0.00 0.00 21:56:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 163.56 103.84 709.51 30.92 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 1.16 1.16 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14635) 11/22/25 _x86_64_ (4 CPU) 21:43:52 LINUX RESTART (4 CPU) 21:44:01 CPU %user %nice %system %iowait %steal %idle 21:45:02 all 22.50 0.00 2.07 3.81 0.06 71.56 21:45:02 0 13.26 0.00 1.69 4.20 0.05 80.80 21:45:02 1 44.75 0.00 2.60 1.63 0.05 50.96 21:45:02 2 13.39 0.00 1.41 7.12 0.08 78.00 21:45:02 3 18.53 0.00 2.58 2.31 0.07 76.52 21:46:01 all 47.80 0.00 1.58 0.96 0.07 49.59 21:46:01 0 36.17 0.00 1.81 0.66 0.05 61.31 21:46:01 1 54.03 0.00 1.56 0.37 0.10 43.93 21:46:01 2 49.58 0.00 1.39 1.51 0.07 47.44 21:46:01 3 51.44 0.00 1.55 1.31 0.07 45.64 21:47:01 all 40.36 0.00 0.15 0.03 0.05 59.40 21:47:01 0 60.44 0.00 0.15 0.00 0.05 39.36 21:47:01 1 24.23 0.00 0.17 0.00 0.07 75.53 21:47:01 2 60.03 0.00 0.17 0.05 0.05 39.70 21:47:01 3 16.63 0.00 0.12 0.05 0.05 83.15 21:48:01 all 32.27 0.00 0.12 0.01 0.05 67.54 21:48:01 0 20.58 0.00 0.08 0.00 0.03 79.30 21:48:01 1 6.15 0.00 0.10 0.00 0.03 93.71 21:48:01 2 95.82 0.00 0.20 0.00 0.07 3.92 21:48:01 3 6.48 0.00 0.10 0.05 0.05 93.32 21:49:01 all 28.19 0.00 0.08 0.01 0.04 71.67 21:49:01 0 0.60 0.00 0.07 0.00 0.03 99.30 21:49:01 1 5.34 0.00 0.10 0.00 0.03 94.53 21:49:01 2 99.40 0.00 0.15 0.00 0.07 0.38 21:49:01 3 7.47 0.00 0.03 0.05 0.03 92.41 21:50:01 all 26.92 0.00 0.08 0.01 0.04 72.95 21:50:01 0 0.80 0.00 0.07 0.03 0.03 99.07 21:50:01 1 0.45 0.00 0.03 0.00 0.03 99.48 21:50:01 2 99.35 0.00 0.12 0.00 0.05 0.48 21:50:01 3 6.97 0.00 0.12 0.02 0.03 92.86 21:51:01 all 26.26 0.00 0.05 0.01 0.03 73.64 21:51:01 0 9.26 0.00 0.05 0.03 0.03 90.63 21:51:01 1 29.04 0.00 0.03 0.00 0.03 70.89 21:51:01 2 55.10 0.00 0.07 0.00 0.03 44.80 21:51:01 3 11.67 0.00 0.05 0.00 0.02 88.26 21:52:01 all 26.64 0.00 0.11 0.02 0.04 73.19 21:52:01 0 1.09 0.00 0.05 0.07 0.03 98.76 21:52:01 1 43.23 0.00 0.10 0.00 0.05 56.62 21:52:01 2 56.22 0.00 0.23 0.00 0.05 43.49 21:52:01 3 5.94 0.00 0.05 0.02 0.03 93.96 21:53:01 all 47.40 0.00 0.60 0.04 0.07 51.90 21:53:01 0 37.09 0.00 0.42 0.05 0.07 62.37 21:53:01 1 32.33 0.00 0.47 0.02 0.07 67.12 21:53:01 2 72.90 0.00 0.57 0.02 0.07 26.45 21:53:01 3 47.23 0.00 0.97 0.10 0.08 51.62 21:54:01 all 58.18 0.00 1.93 0.43 0.08 39.38 21:54:01 0 58.63 0.00 2.05 0.12 0.08 39.12 21:54:01 1 64.08 0.00 3.40 0.40 0.08 32.03 21:54:01 2 56.40 0.00 1.02 1.15 0.07 41.36 21:54:01 3 53.63 0.00 1.22 0.02 0.07 45.06 21:55:01 all 62.45 0.00 2.22 0.56 0.10 34.67 21:55:01 0 58.55 0.00 2.58 0.23 0.10 38.54 21:55:01 1 61.47 0.00 1.57 0.02 0.10 36.85 21:55:01 2 70.15 0.00 2.26 1.84 0.10 25.64 21:55:01 3 59.66 0.00 2.49 0.12 0.12 37.61 21:55:01 CPU %user %nice %system %iowait %steal %idle 21:56:01 all 49.51 0.00 2.32 0.23 0.09 47.85 21:56:01 0 46.28 0.00 1.94 0.07 0.08 51.63 21:56:01 1 59.29 0.00 1.96 0.13 0.10 38.52 21:56:01 2 46.35 0.00 2.74 0.57 0.08 50.26 21:56:01 3 46.13 0.00 2.61 0.15 0.08 51.03 Average: all 39.02 0.00 0.94 0.51 0.06 59.47 Average: 0 28.55 0.00 0.91 0.45 0.05 70.03 Average: 1 35.34 0.00 1.01 0.21 0.06 63.37 Average: 2 64.61 0.00 0.86 1.02 0.07 33.45 Average: 3 27.59 0.00 0.99 0.35 0.06 71.01