---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54565 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 707 10805 3 4475 14939 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:99:9f:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79083sec preferred_lft 79083sec inet6 fe80::f816:3eff:fe99:9f77/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:5d:45:33:a8:f0 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::705d:45ff:fe33:a8f0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54565) 03/31/26 _x86_64_ (4 CPU) 10:33:35 LINUX RESTART (4 CPU) 10:40:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 113.05 8.22 84.44 20.39 790.42 32754.59 227646.27 11:00:07 69.42 24.70 42.21 2.51 366.99 5117.91 1768.53 11:10:07 12.31 0.33 11.34 0.64 12.36 337.69 797.80 11:20:00 7.96 0.05 7.50 0.41 1.65 266.82 1140.16 11:30:04 13.36 0.03 12.82 0.51 1.76 622.05 1158.98 11:40:07 15.68 0.01 14.98 0.68 0.73 491.79 463.80 11:50:01 5.03 0.00 4.89 0.14 0.16 134.28 47.08 12:00:07 4.48 0.01 4.30 0.16 1.06 135.60 83.90 12:10:07 4.91 0.01 4.75 0.15 0.81 148.91 61.53 12:20:01 6.62 0.03 6.35 0.24 3.81 201.44 63.81 12:30:07 8.71 0.02 8.40 0.29 1.44 533.41 510.43 Average: 23.81 3.05 18.38 2.37 107.53 3702.87 21211.17 10:40:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 4638748 15299064 626704 3.83 241596 10205392 1338596 7.68 2026192 8938664 9200 11:00:07 5233688 8534124 7397132 45.18 263528 3020904 8287272 47.57 2123108 8436888 3296 11:10:07 3870924 7195304 8736636 53.36 265560 3042744 9465812 54.33 2156156 9761360 560 11:20:00 5240332 8585284 7349148 44.89 266860 3062020 8427600 48.37 2162972 8385368 104 11:30:04 11829996 15302448 634812 3.88 271520 3184256 1338492 7.68 2211660 1760644 10584 11:40:07 8020484 11554472 4381192 26.76 273908 3243372 5176848 29.72 2216460 5572168 232 11:50:01 7954300 11505216 4430168 27.06 274440 3259772 5179836 29.73 2217536 5637604 480 12:00:07 6352588 9922948 6011744 36.72 274948 3278712 6780232 38.92 2219556 7235036 200 12:10:07 6251748 9844272 6090304 37.20 275620 3300200 6858696 39.37 2223164 7334788 416 12:20:01 11203448 14923264 1014140 6.19 279352 3418404 1772572 10.17 2231092 2389300 99004 12:30:07 10228900 13999368 1937192 11.83 280316 3467812 2953328 16.95 2250436 3323148 23560 Average: 7347741 11515069 4419016 26.99 269786 3862144 5234480 30.05 2185303 6252270 13421 10:40:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 2.45 2.45 2.25 2.25 0.00 0.00 0.00 0.00 10:50:01 ens3 106.54 83.25 1675.72 8.92 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 27.10 27.10 18.26 18.26 0.00 0.00 0.00 0.00 11:00:07 ens3 2.27 2.31 0.66 0.58 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:07 lo 45.42 45.42 18.90 18.90 0.00 0.00 0.00 0.00 11:10:07 ens3 2.44 1.28 0.49 0.31 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:00 lo 9.09 9.09 5.39 5.39 0.00 0.00 0.00 0.00 11:20:00 ens3 0.69 0.38 0.15 0.10 0.00 0.00 0.00 0.00 11:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 lo 11.87 11.87 5.90 5.90 0.00 0.00 0.00 0.00 11:30:04 ens3 0.93 0.88 0.23 0.20 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:07 lo 18.18 18.18 9.30 9.30 0.00 0.00 0.00 0.00 11:40:07 ens3 1.28 0.73 0.25 0.17 0.00 0.00 0.00 0.00 11:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 21.14 21.14 9.00 9.00 0.00 0.00 0.00 0.00 11:50:01 ens3 1.25 0.99 0.23 1.58 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:07 lo 19.03 19.03 7.73 7.73 0.00 0.00 0.00 0.00 12:00:07 ens3 0.65 0.34 0.17 0.12 0.00 0.00 0.00 0.00 12:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:07 lo 20.58 20.58 10.83 10.83 0.00 0.00 0.00 0.00 12:10:07 ens3 1.26 0.67 0.28 0.19 0.00 0.00 0.00 0.00 12:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 lo 14.71 14.71 7.97 7.97 0.00 0.00 0.00 0.00 12:20:01 ens3 1.02 0.88 0.29 0.23 0.00 0.00 0.00 0.00 12:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:07 lo 23.07 23.07 10.85 10.85 0.00 0.00 0.00 0.00 12:30:07 ens3 1.02 0.75 0.23 0.18 0.00 0.00 0.00 0.00 12:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.35 19.35 9.68 9.68 0.00 0.00 0.00 0.00 Average: ens3 10.83 8.39 152.32 1.14 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-54565) 03/31/26 _x86_64_ (4 CPU) 10:33:35 LINUX RESTART (4 CPU) 10:40:02 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 36.70 0.00 2.14 12.64 0.11 48.41 10:50:01 0 35.17 0.00 2.03 13.19 0.10 49.50 10:50:01 1 38.12 0.00 2.27 10.67 0.11 48.83 10:50:01 2 38.35 0.00 2.19 14.13 0.11 45.22 10:50:01 3 35.17 0.00 2.06 12.57 0.10 50.10 11:00:07 all 66.87 0.00 2.69 3.04 0.19 27.21 11:00:07 0 65.44 0.00 2.56 5.26 0.19 26.54 11:00:07 1 67.03 0.00 2.87 1.72 0.20 28.17 11:00:07 2 67.28 0.00 2.79 2.50 0.19 27.25 11:00:07 3 67.73 0.00 2.53 2.68 0.19 26.86 11:10:07 all 28.71 0.00 1.24 0.58 0.12 69.35 11:10:07 0 28.98 0.00 1.25 1.32 0.12 68.33 11:10:07 1 28.63 0.00 1.26 0.23 0.12 69.76 11:10:07 2 28.60 0.00 1.21 0.32 0.13 69.74 11:10:07 3 28.64 0.00 1.23 0.46 0.12 69.55 11:20:00 all 17.25 0.00 0.76 0.46 0.09 81.44 11:20:00 0 17.10 0.00 0.76 0.52 0.08 81.54 11:20:00 1 16.91 0.00 0.83 0.39 0.09 81.78 11:20:00 2 17.04 0.00 0.87 0.63 0.09 81.36 11:20:00 3 17.93 0.00 0.58 0.32 0.08 81.09 11:30:04 all 20.18 0.00 0.82 0.96 0.09 77.95 11:30:04 0 21.48 0.00 0.91 0.76 0.08 76.76 11:30:04 1 20.13 0.00 0.82 0.71 0.09 78.25 11:30:04 2 18.81 0.00 0.77 0.63 0.08 79.70 11:30:04 3 20.32 0.00 0.76 1.73 0.09 77.10 11:40:07 all 28.48 0.00 0.90 0.36 0.08 70.18 11:40:07 0 28.21 0.00 0.83 0.22 0.08 70.66 11:40:07 1 29.27 0.00 0.87 0.94 0.08 68.84 11:40:07 2 28.28 0.00 0.91 0.17 0.08 70.56 11:40:07 3 28.15 0.00 0.99 0.11 0.08 70.66 11:50:01 all 9.28 0.00 0.43 0.06 0.06 90.17 11:50:01 0 9.25 0.00 0.41 0.05 0.06 90.23 11:50:01 1 9.53 0.00 0.46 0.03 0.07 89.91 11:50:01 2 9.25 0.00 0.40 0.02 0.06 90.27 11:50:01 3 9.10 0.00 0.44 0.15 0.06 90.25 12:00:07 all 9.56 0.00 0.41 0.18 0.08 89.77 12:00:07 0 9.61 0.00 0.39 0.58 0.06 89.36 12:00:07 1 9.44 0.00 0.44 0.02 0.08 90.02 12:00:07 2 9.58 0.00 0.35 0.00 0.09 89.97 12:00:07 3 9.62 0.00 0.46 0.10 0.08 89.74 12:10:07 all 11.61 0.00 0.46 0.55 0.07 87.31 12:10:07 0 11.90 0.00 0.44 0.29 0.07 87.30 12:10:07 1 11.02 0.00 0.44 0.83 0.07 87.63 12:10:07 2 11.91 0.00 0.53 0.43 0.08 87.05 12:10:07 3 11.61 0.00 0.43 0.66 0.07 87.23 12:20:01 all 9.31 0.00 0.48 0.26 0.06 89.89 12:20:01 0 8.70 0.00 0.43 0.04 0.06 90.76 12:20:01 1 9.18 0.00 0.52 0.58 0.06 89.66 12:20:01 2 10.28 0.00 0.52 0.33 0.06 88.81 12:20:01 3 9.07 0.00 0.47 0.08 0.06 90.33 12:30:07 all 17.69 0.00 0.75 0.12 0.09 81.34 12:30:07 0 18.41 0.00 0.80 0.04 0.08 80.67 12:30:07 1 17.19 0.00 0.77 0.13 0.08 81.84 12:30:07 2 17.70 0.00 0.81 0.16 0.14 81.19 12:30:07 3 17.47 0.00 0.63 0.15 0.08 81.66 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.29 0.00 1.01 1.75 0.09 73.86 Average: 0 23.17 0.00 0.99 2.03 0.09 73.73 Average: 1 23.36 0.00 1.05 1.48 0.10 74.02 Average: 2 23.41 0.00 1.03 1.75 0.10 73.70 Average: 3 23.21 0.00 0.96 1.73 0.09 74.00