---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-2974 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 704 11302 3 3982 14930 Swap: 1023 6 1017 ---> 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:8d:e5:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79485sec preferred_lft 79485sec inet6 fe80::f816:3eff:fe8d:e5ed/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:31:30:5e:89:8a 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::cc31:30ff:fe5e:898a/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-2974) 04/15/26 _x86_64_ (4 CPU) 10:49:20 LINUX RESTART (4 CPU) 10:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:09 123.00 8.65 108.33 6.02 800.99 38782.28 12639.98 11:10:09 63.98 28.10 34.02 1.86 436.53 1918.90 1776.82 11:20:09 6.87 0.30 6.22 0.35 13.93 201.77 127.57 11:30:09 7.60 0.03 7.14 0.43 1.28 266.16 232.64 11:40:10 20.33 0.04 19.39 0.90 0.99 853.47 1557.98 11:50:10 9.87 0.02 9.44 0.41 0.93 293.47 410.24 12:00:09 20.50 0.06 4.91 15.54 2.03 142.24 211355.62 12:10:09 4.31 0.01 4.14 0.16 1.41 140.19 91.43 12:20:08 4.94 0.01 4.76 0.18 0.37 155.37 74.65 12:30:09 8.34 0.03 7.93 0.37 1.44 542.52 343.65 12:40:09 8.16 0.03 7.82 0.31 1.57 302.90 547.67 Average: 25.27 3.39 19.47 2.41 114.72 3966.03 20808.87 10:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:09 194324 11617620 4300676 26.27 264080 10896720 5898516 33.86 2178700 13155772 6152 11:10:09 4669824 7414504 8509120 51.97 268320 2523664 9496636 54.51 2018176 9150140 3288 11:20:09 4430252 7192040 8732400 53.33 269428 2539500 9475164 54.39 2031796 9388296 52 11:30:09 6895964 9679388 6247496 38.16 270692 2559852 7019592 40.29 2036880 6931592 284 11:40:10 10730364 13665264 2263960 13.83 276672 2705356 2997364 17.20 2076816 3061252 144 11:50:10 8554120 11529168 4398732 26.87 277536 2744640 5175776 29.71 2079192 5231864 532 12:00:09 8360244 11358216 4569628 27.91 278316 2766808 5345688 30.68 2085544 5419236 32 12:10:09 7020232 10038984 5888192 35.96 278836 2787064 6653436 38.19 2087708 6755772 312 12:20:08 6878324 9919492 6007704 36.69 279404 2808908 6749100 38.74 2091020 6893504 268 12:30:09 8695496 11856564 4071900 24.87 283600 2924568 5000552 28.70 2099540 5081732 952 12:40:09 7728072 10940220 4987644 30.46 284396 2974856 5879108 33.75 2118240 6026988 372 Average: 6741565 10473769 5452496 33.30 275571 3475631 6335539 36.37 2082147 7008741 1126 10:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:09 lo 3.36 3.36 2.36 2.36 0.00 0.00 0.00 0.00 11:00:09 ens3 146.33 109.92 1939.08 12.85 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:09 lo 43.35 43.35 26.21 26.21 0.00 0.00 0.00 0.00 11:10:09 ens3 2.21 1.95 0.52 0.45 0.00 0.00 0.00 0.00 11:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:09 lo 30.81 30.81 11.63 11.63 0.00 0.00 0.00 0.00 11:20:09 ens3 0.76 0.70 0.16 0.13 0.00 0.00 0.00 0.00 11:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:09 lo 10.18 10.18 6.19 6.19 0.00 0.00 0.00 0.00 11:30:09 ens3 0.54 0.45 0.10 0.07 0.00 0.00 0.00 0.00 11:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:10 lo 12.65 12.65 6.23 6.23 0.00 0.00 0.00 0.00 11:40:10 ens3 1.01 0.84 0.27 0.22 0.00 0.00 0.00 0.00 11:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:10 lo 15.68 15.68 8.19 8.19 0.00 0.00 0.00 0.00 11:50:10 ens3 0.63 0.53 0.13 0.10 0.00 0.00 0.00 0.00 11:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:09 lo 20.45 20.45 8.65 8.65 0.00 0.00 0.00 0.00 12:00:09 ens3 0.86 0.68 0.24 0.18 0.00 0.00 0.00 0.00 12:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:09 lo 19.64 19.64 8.17 8.17 0.00 0.00 0.00 0.00 12:10:09 ens3 0.42 0.32 0.08 0.06 0.00 0.00 0.00 0.00 12:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:08 lo 19.40 19.40 10.27 10.27 0.00 0.00 0.00 0.00 12:20:08 ens3 1.32 0.67 0.26 0.14 0.00 0.00 0.00 0.00 12:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:09 lo 14.59 14.59 7.90 7.90 0.00 0.00 0.00 0.00 12:30:09 ens3 2.54 0.81 0.54 0.28 0.00 0.00 0.00 0.00 12:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:09 lo 24.18 24.18 11.85 11.85 0.00 0.00 0.00 0.00 12:40:09 ens3 1.45 0.91 0.36 0.25 0.00 0.00 0.00 0.00 12:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.48 19.48 9.79 9.79 0.00 0.00 0.00 0.00 Average: ens3 14.38 10.71 176.64 1.34 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-2974) 04/15/26 _x86_64_ (4 CPU) 10:49:20 LINUX RESTART (4 CPU) 10:50:08 CPU %user %nice %system %iowait %steal %idle 11:00:09 all 48.57 0.00 2.70 0.49 0.09 48.15 11:00:09 0 49.94 0.00 2.86 0.95 0.09 46.16 11:00:09 1 50.49 0.00 2.42 0.28 0.09 46.72 11:00:09 2 49.79 0.00 2.94 0.26 0.09 46.91 11:00:09 3 44.06 0.00 2.57 0.47 0.09 52.81 11:10:09 all 60.85 0.00 2.29 0.11 0.11 36.64 11:10:09 0 62.38 0.00 2.27 0.11 0.11 35.13 11:10:09 1 60.65 0.00 2.37 0.11 0.12 36.76 11:10:09 2 61.22 0.00 2.25 0.08 0.12 36.34 11:10:09 3 59.14 0.00 2.27 0.15 0.11 38.33 11:20:09 all 13.40 0.00 0.63 0.03 0.08 85.86 11:20:09 0 12.95 0.00 0.59 0.03 0.09 86.34 11:20:09 1 13.45 0.00 0.60 0.02 0.09 85.85 11:20:09 2 13.47 0.00 0.68 0.04 0.08 85.72 11:20:09 3 13.71 0.00 0.65 0.05 0.08 85.51 11:30:09 all 16.49 0.00 0.63 0.04 0.08 82.75 11:30:09 0 16.64 0.00 0.68 0.03 0.08 82.58 11:30:09 1 16.32 0.00 0.58 0.09 0.08 82.92 11:30:09 2 16.53 0.00 0.67 0.02 0.09 82.69 11:30:09 3 16.48 0.00 0.60 0.03 0.08 82.81 11:40:10 all 28.85 0.00 1.04 0.07 0.08 69.96 11:40:10 0 28.72 0.00 1.06 0.03 0.08 70.11 11:40:10 1 29.43 0.00 1.08 0.08 0.08 69.33 11:40:10 2 28.87 0.00 1.03 0.10 0.08 69.92 11:40:10 3 28.39 0.00 1.00 0.08 0.08 70.45 11:50:10 all 17.78 0.00 0.70 0.04 0.08 81.40 11:50:10 0 17.92 0.00 0.71 0.01 0.08 81.28 11:50:10 1 17.56 0.00 0.62 0.01 0.08 81.72 11:50:10 2 17.98 0.00 0.81 0.03 0.09 81.09 11:50:10 3 17.65 0.00 0.65 0.09 0.08 81.53 12:00:09 all 8.37 0.00 0.37 0.04 0.07 91.14 12:00:09 0 8.49 0.00 0.35 0.03 0.07 91.05 12:00:09 1 8.24 0.00 0.38 0.09 0.08 91.22 12:00:09 2 8.22 0.00 0.37 0.04 0.07 91.31 12:00:09 3 8.54 0.00 0.39 0.02 0.07 90.99 12:10:09 all 9.48 0.00 0.41 0.02 0.08 90.01 12:10:09 0 9.03 0.00 0.39 0.01 0.07 90.50 12:10:09 1 9.80 0.00 0.48 0.02 0.08 89.62 12:10:09 2 9.69 0.00 0.43 0.02 0.08 89.78 12:10:09 3 9.38 0.00 0.34 0.05 0.07 90.16 12:20:08 all 11.48 0.00 0.47 0.02 0.08 87.94 12:20:08 0 11.08 0.00 0.51 0.02 0.08 88.32 12:20:08 1 11.89 0.00 0.46 0.04 0.09 87.52 12:20:08 2 11.65 0.00 0.44 0.01 0.09 87.82 12:20:08 3 11.30 0.00 0.50 0.01 0.09 88.10 12:30:09 all 13.10 0.00 0.67 0.03 0.09 86.11 12:30:09 0 13.00 0.00 0.55 0.02 0.08 86.35 12:30:09 1 12.69 0.00 0.79 0.03 0.09 86.40 12:30:09 2 13.59 0.00 0.69 0.06 0.09 85.57 12:30:09 3 13.14 0.00 0.67 0.01 0.08 86.10 12:40:09 all 16.56 0.00 0.62 0.03 0.08 82.70 12:40:09 0 15.86 0.00 0.62 0.04 0.08 83.39 12:40:09 1 16.77 0.00 0.80 0.01 0.08 82.33 12:40:09 2 16.87 0.00 0.59 0.04 0.08 82.42 12:40:09 3 16.75 0.00 0.49 0.04 0.08 82.64 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.28 0.00 0.96 0.09 0.08 76.59 Average: 0 22.38 0.00 0.96 0.11 0.08 76.46 Average: 1 22.50 0.00 0.96 0.07 0.09 76.38 Average: 2 22.55 0.00 0.99 0.06 0.09 76.31 Average: 3 21.69 0.00 0.92 0.09 0.08 77.21