---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-53122 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 60G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 2153 10547 4 3288 13493 Swap: 1023 22 1001 ---> 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:35:32:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78902sec preferred_lft 78902sec inet6 fe80::f816:3eff:fe35:321f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:9b:a9:c1:92:7e brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::4c9b:a9ff:fec1:927e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-53122) 03/26/26 _x86_64_ (4 CPU) 10:50:27 LINUX RESTART (4 CPU) 11:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:01 87.01 24.26 44.83 17.92 405.06 5371.80 219836.20 11:20:18 28.83 11.47 16.47 0.90 221.55 570.77 815.57 11:30:18 7.91 0.38 7.18 0.35 17.04 271.08 1254.65 11:40:01 17.13 0.69 15.71 0.74 27.41 729.45 881.78 11:50:18 11.71 0.25 11.08 0.39 9.78 358.20 417.42 12:00:18 5.31 0.38 4.78 0.15 12.77 129.31 50.80 12:10:01 7.84 0.03 7.54 0.26 2.09 261.90 105.94 12:20:18 6.05 0.02 5.75 0.28 1.22 171.73 84.04 12:30:18 5.00 0.03 4.81 0.15 1.63 162.91 45.84 12:40:01 10.45 0.43 9.65 0.38 13.78 611.07 88.10 12:50:18 5.48 0.04 5.29 0.15 1.11 185.45 182.79 Average: 17.48 3.46 12.06 1.96 64.99 796.80 20186.18 11:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:01 2080836 4078976 11856940 72.42 257036 1842472 13056644 74.95 1611212 12205312 1296 11:20:18 2665888 4647420 11289860 68.95 240096 1845128 12470132 71.58 1593044 11653748 652 11:30:18 6340096 8345504 7594676 46.39 240856 1868236 8447340 48.49 1603044 7975160 112 11:40:01 10169456 12309668 3632136 22.18 246772 1996312 4395636 25.23 1661204 4103904 236 11:50:18 7811452 10006064 5935268 36.25 248312 2049140 6740856 38.69 1668420 6436472 44 12:00:18 7706572 9917192 6024020 36.79 248716 2064728 6768280 38.85 1672984 6553788 60 12:10:01 8830964 11081136 4860552 29.69 249272 2103700 6411628 36.80 1676040 5431044 508 12:20:18 6284796 8559384 7381024 45.08 249980 2127392 8226232 47.22 1680620 7958444 216 12:30:18 7753844 10054028 5887140 35.96 250608 2152372 6662460 38.24 1683548 6487744 276 12:40:01 7360204 9800100 6140876 37.51 254712 2283256 6831680 39.21 1700736 6865644 352 12:50:18 6616420 9087596 6852824 41.85 255300 2313852 7473852 42.90 1711928 7584968 104 Average: 6692775 8898824 7041392 43.01 249242 2058781 7953158 45.65 1660253 7568748 351 11:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:01 lo 18.09 18.09 14.62 14.62 0.00 0.00 0.00 0.00 11:10:01 ens3 2.74 2.04 0.82 1.63 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:18 lo 47.06 47.06 19.50 19.50 0.00 0.00 0.00 0.00 11:20:18 ens3 1.63 1.48 0.34 0.30 0.00 0.00 0.00 0.00 11:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:18 lo 16.92 16.92 8.84 8.84 0.00 0.00 0.00 0.00 11:30:18 ens3 0.83 0.55 0.22 0.15 0.00 0.00 0.00 0.00 11:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 11.49 11.49 5.63 5.63 0.00 0.00 0.00 0.00 11:40:01 ens3 2.00 1.00 0.58 0.40 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:18 lo 15.22 15.22 7.20 7.20 0.00 0.00 0.00 0.00 11:50:18 ens3 0.82 0.54 0.17 0.13 0.00 0.00 0.00 0.00 11:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:18 lo 10.44 10.44 5.80 5.80 0.00 0.00 0.00 0.00 12:00:18 ens3 0.70 0.46 0.18 0.13 0.00 0.00 0.00 0.00 12:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 28.78 28.78 10.08 10.08 0.00 0.00 0.00 0.00 12:10:01 ens3 0.56 0.39 0.11 0.08 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:18 lo 21.18 21.18 11.74 11.74 0.00 0.00 0.00 0.00 12:20:18 ens3 0.81 0.59 0.18 0.14 0.00 0.00 0.00 0.00 12:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:18 lo 16.56 16.56 9.31 9.31 0.00 0.00 0.00 0.00 12:30:18 ens3 0.82 0.56 0.23 0.17 0.00 0.00 0.00 0.00 12:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 13.97 13.97 7.53 7.53 0.00 0.00 0.00 0.00 12:40:01 ens3 1.07 0.78 0.33 0.25 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:18 lo 29.52 29.52 11.38 11.38 0.00 0.00 0.00 0.00 12:50:18 ens3 0.67 0.51 0.16 0.12 0.00 0.00 0.00 0.00 12:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.94 20.94 10.19 10.19 0.00 0.00 0.00 0.00 Average: ens3 1.15 0.81 0.30 0.32 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-53122) 03/26/26 _x86_64_ (4 CPU) 10:50:27 LINUX RESTART (4 CPU) 11:00:05 CPU %user %nice %system %iowait %steal %idle 11:10:01 all 52.64 0.00 2.23 0.20 0.12 44.82 11:10:01 0 52.15 0.00 2.24 0.13 0.12 45.36 11:10:01 1 52.67 0.00 2.26 0.14 0.12 44.81 11:10:01 2 52.47 0.00 2.14 0.24 0.11 45.04 11:10:01 3 53.27 0.00 2.28 0.27 0.12 44.07 11:20:18 all 38.21 0.00 1.58 0.10 0.11 59.99 11:20:18 0 37.54 0.00 1.59 0.08 0.11 60.68 11:20:18 1 38.79 0.00 1.66 0.09 0.11 59.36 11:20:18 2 38.52 0.00 1.61 0.08 0.11 59.68 11:20:18 3 37.99 0.00 1.48 0.16 0.12 60.26 11:30:18 all 17.70 0.00 0.75 0.30 0.09 81.16 11:30:18 0 17.24 0.00 0.70 0.18 0.09 81.80 11:30:18 1 18.22 0.00 0.73 0.10 0.09 80.86 11:30:18 2 17.73 0.00 0.80 0.18 0.09 81.20 11:30:18 3 17.60 0.00 0.78 0.74 0.09 80.78 11:40:01 all 23.66 0.00 0.87 0.08 0.09 75.30 11:40:01 0 23.72 0.00 0.94 0.10 0.09 75.16 11:40:01 1 24.22 0.00 0.92 0.06 0.09 74.70 11:40:01 2 23.16 0.00 0.89 0.05 0.09 75.81 11:40:01 3 23.53 0.00 0.73 0.12 0.09 75.53 11:50:18 all 19.29 0.00 0.75 0.24 0.09 79.63 11:50:18 0 19.74 0.00 0.88 0.10 0.09 79.20 11:50:18 1 19.03 0.00 0.77 0.10 0.09 80.01 11:50:18 2 19.30 0.00 0.74 0.67 0.08 79.21 11:50:18 3 19.11 0.00 0.61 0.08 0.09 80.12 12:00:18 all 7.82 0.00 0.39 0.02 0.07 91.69 12:00:18 0 8.12 0.00 0.37 0.03 0.07 91.41 12:00:18 1 7.88 0.00 0.35 0.01 0.07 91.69 12:00:18 2 8.11 0.00 0.44 0.02 0.08 91.35 12:00:18 3 7.19 0.00 0.39 0.03 0.07 92.32 12:10:01 all 12.95 0.00 0.52 0.03 0.08 86.43 12:10:01 0 12.75 0.00 0.46 0.02 0.08 86.69 12:10:01 1 13.39 0.00 0.58 0.02 0.08 85.93 12:10:01 2 13.10 0.00 0.43 0.02 0.08 86.36 12:10:01 3 12.57 0.00 0.59 0.03 0.08 86.72 12:20:18 all 13.62 0.00 0.58 0.02 0.09 85.68 12:20:18 0 13.42 0.00 0.55 0.02 0.09 85.93 12:20:18 1 13.85 0.00 0.59 0.01 0.09 85.46 12:20:18 2 13.88 0.00 0.62 0.01 0.09 85.40 12:20:18 3 13.35 0.00 0.57 0.05 0.09 85.94 12:30:18 all 8.15 0.00 0.41 0.08 0.08 91.27 12:30:18 0 7.41 0.00 0.38 0.07 0.09 92.05 12:30:18 1 8.51 0.00 0.45 0.19 0.08 90.77 12:30:18 2 8.40 0.00 0.35 0.06 0.08 91.11 12:30:18 3 8.29 0.00 0.48 0.01 0.09 91.13 12:40:01 all 14.15 0.00 0.51 0.07 0.08 85.19 12:40:01 0 14.68 0.00 0.40 0.04 0.07 84.80 12:40:01 1 14.11 0.00 0.55 0.03 0.08 85.23 12:40:01 2 13.74 0.00 0.57 0.13 0.08 85.48 12:40:01 3 14.05 0.00 0.54 0.07 0.08 85.25 12:50:18 all 9.76 0.00 0.40 0.02 0.08 89.73 12:50:18 0 9.84 0.00 0.36 0.03 0.08 89.69 12:50:18 1 10.17 0.00 0.43 0.03 0.08 89.30 12:50:18 2 9.39 0.00 0.41 0.02 0.08 90.10 12:50:18 3 9.65 0.00 0.42 0.01 0.08 89.84 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.83 0.00 0.82 0.11 0.09 79.15 Average: 0 19.71 0.00 0.81 0.07 0.09 79.32 Average: 1 20.09 0.00 0.85 0.07 0.09 78.91 Average: 2 19.82 0.00 0.82 0.14 0.09 79.13 Average: 3 19.71 0.00 0.81 0.14 0.09 79.25