---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-31775 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 711 10543 3 4735 14935 Swap: 1023 1 1022 ---> 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:ac:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79643sec preferred_lft 79643sec inet6 fe80::f816:3eff:feeb:ac1f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:14:e8:7a:dd:51 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::fc14:e8ff:fe7a:dd51/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-31775) 03/25/26 _x86_64_ (4 CPU) 07:18:49 LINUX RESTART (4 CPU) 07:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:07 131.77 9.47 116.32 5.97 1076.79 38599.05 12591.30 07:40:08 70.54 36.34 32.42 1.78 450.97 1819.70 2178.60 07:50:08 6.72 0.14 6.27 0.31 6.97 202.64 381.87 08:00:09 7.39 0.03 6.99 0.37 0.89 231.93 251.89 08:10:10 19.34 0.04 18.40 0.89 0.84 811.99 711.70 08:20:08 9.76 0.04 9.29 0.42 2.01 328.20 300.96 08:30:10 4.37 0.00 4.22 0.15 0.16 132.48 38.13 08:40:10 7.13 0.02 6.90 0.21 1.45 186.36 150.57 08:50:02 19.62 0.10 3.71 15.81 1.16 133.52 214244.40 09:00:10 11.32 0.07 10.70 0.55 5.91 675.17 377.17 09:10:10 5.07 0.02 4.86 0.19 0.61 176.51 259.73 Average: 26.58 4.21 19.97 2.40 140.26 3918.88 20778.13 07:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:07 1707888 9417272 6503784 39.72 259816 7238244 8582880 49.27 2222280 11656712 2680 07:40:08 5081784 8636080 7296044 44.56 272408 3242504 9266844 53.19 2295932 8400024 4528 07:50:08 7501056 11073500 4859356 29.68 273348 3259692 5592076 32.10 2314028 5946236 204 08:00:09 6021000 9609392 6325240 38.63 274448 3274540 7075692 40.61 2319344 7428400 168 08:10:10 9987540 13730560 2206292 13.48 279928 3418344 3110496 17.85 2368628 3424560 11416 08:20:08 7664696 11447892 4487612 27.41 281100 3457236 5277256 30.29 2371908 5748904 40 08:30:10 7489980 11291656 4643860 28.36 281584 3475184 5384592 30.91 2372936 5904608 196 08:40:10 10772396 14614044 1323336 8.08 282336 3514224 2121264 12.18 2378008 2648064 19352 08:50:02 11445240 15316156 621300 3.79 284920 3540848 1376380 7.90 2386952 1942636 20904 09:00:10 7372144 11377576 4557828 27.84 289304 3663972 5309756 30.48 2402448 5992404 248 09:10:10 6537256 10571072 5363668 32.76 289844 3691620 6017292 34.54 2414008 6813236 656 Average: 7416453 11553200 4380756 26.76 279003 3797855 5374048 30.85 2349679 5991435 5490 07:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:07 lo 4.75 4.75 5.24 5.24 0.00 0.00 0.00 0.00 07:30:07 ens3 121.73 93.83 1929.34 10.65 0.00 0.00 0.00 0.00 07:30:07 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 07:40:08 lo 42.30 42.30 23.38 23.38 0.00 0.00 0.00 0.00 07:40:08 ens3 3.17 2.29 0.69 1.52 0.00 0.00 0.00 0.00 07:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:08 lo 30.75 30.75 11.68 11.68 0.00 0.00 0.00 0.00 07:50:08 ens3 1.26 0.62 0.24 0.15 0.00 0.00 0.00 0.00 07:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 lo 9.90 9.90 6.12 6.12 0.00 0.00 0.00 0.00 08:00:09 ens3 0.79 0.41 0.19 0.12 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:10 lo 12.50 12.50 6.19 6.19 0.00 0.00 0.00 0.00 08:10:10 ens3 1.26 0.87 0.32 0.25 0.00 0.00 0.00 0.00 08:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:08 lo 18.67 18.67 9.94 9.94 0.00 0.00 0.00 0.00 08:20:08 ens3 1.08 0.79 0.21 0.16 0.00 0.00 0.00 0.00 08:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:10 lo 24.43 24.43 9.07 9.07 0.00 0.00 0.00 0.00 08:30:10 ens3 0.79 0.49 0.18 0.13 0.00 0.00 0.00 0.00 08:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:10 lo 24.28 24.28 11.13 11.13 0.00 0.00 0.00 0.00 08:40:10 ens3 0.80 0.65 0.18 0.14 0.00 0.00 0.00 0.00 08:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 lo 18.04 18.04 10.65 10.65 0.00 0.00 0.00 0.00 08:50:02 ens3 1.11 0.60 0.25 0.16 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:10 lo 13.98 13.98 8.15 8.15 0.00 0.00 0.00 0.00 09:00:10 ens3 1.24 0.77 0.38 0.28 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:10 lo 33.20 33.20 12.91 12.91 0.00 0.00 0.00 0.00 09:10:10 ens3 1.03 0.69 0.23 0.17 0.00 0.00 0.00 0.00 09:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.17 21.17 10.41 10.41 0.00 0.00 0.00 0.00 Average: ens3 12.15 9.23 174.74 1.24 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-31775) 03/25/26 _x86_64_ (4 CPU) 07:18:49 LINUX RESTART (4 CPU) 07:20:10 CPU %user %nice %system %iowait %steal %idle 07:30:07 all 53.08 0.00 2.76 0.34 0.11 43.70 07:30:07 0 52.90 0.00 2.72 0.25 0.12 44.02 07:30:07 1 51.55 0.00 2.70 0.47 0.12 45.17 07:30:07 2 56.83 0.00 2.89 0.31 0.11 39.85 07:30:07 3 51.05 0.00 2.75 0.33 0.11 45.76 07:40:08 all 61.10 0.07 2.33 0.10 0.14 36.26 07:40:08 0 61.62 0.00 2.42 0.06 0.14 35.77 07:40:08 1 61.66 0.01 2.17 0.10 0.15 35.91 07:40:08 2 60.90 0.28 2.26 0.10 0.14 36.32 07:40:08 3 60.23 0.00 2.45 0.15 0.14 37.03 07:50:08 all 14.93 0.00 0.82 0.03 0.09 84.13 07:50:08 0 14.61 0.00 0.77 0.03 0.08 84.50 07:50:08 1 14.99 0.00 0.80 0.05 0.10 84.07 07:50:08 2 14.87 0.00 0.92 0.03 0.09 84.09 07:50:08 3 15.26 0.00 0.79 0.01 0.08 83.87 08:00:09 all 17.27 0.00 0.75 0.03 0.08 81.87 08:00:09 0 17.06 0.00 0.74 0.05 0.08 82.08 08:00:09 1 16.99 0.00 0.77 0.04 0.09 82.12 08:00:09 2 17.44 0.00 0.74 0.02 0.09 81.71 08:00:09 3 17.60 0.00 0.76 0.01 0.08 81.56 08:10:10 all 30.58 0.00 1.08 0.06 0.09 68.19 08:10:10 0 32.46 0.00 1.13 0.07 0.09 66.26 08:10:10 1 30.22 0.00 1.22 0.04 0.10 68.42 08:10:10 2 29.40 0.00 1.03 0.05 0.09 69.43 08:10:10 3 30.23 0.00 0.96 0.07 0.09 68.65 08:20:08 all 19.03 0.00 0.65 0.03 0.08 80.21 08:20:08 0 18.02 0.00 0.60 0.04 0.07 81.26 08:20:08 1 19.60 0.00 0.68 0.05 0.09 79.58 08:20:08 2 18.64 0.00 0.63 0.02 0.09 80.62 08:20:08 3 19.84 0.00 0.70 0.02 0.08 79.37 08:30:10 all 8.61 0.00 0.45 0.02 0.07 90.86 08:30:10 0 8.51 0.00 0.43 0.03 0.07 90.97 08:30:10 1 8.67 0.00 0.54 0.01 0.08 90.70 08:30:10 2 8.42 0.00 0.40 0.02 0.07 91.10 08:30:10 3 8.84 0.00 0.42 0.00 0.07 90.67 08:40:10 all 12.20 0.00 0.68 0.02 0.07 87.03 08:40:10 0 12.11 0.00 0.62 0.02 0.07 87.19 08:40:10 1 12.11 0.00 0.74 0.03 0.08 87.06 08:40:10 2 12.31 0.00 0.61 0.03 0.07 86.98 08:40:10 3 12.29 0.00 0.74 0.01 0.07 86.89 08:50:02 all 8.49 0.00 0.35 0.04 0.07 91.05 08:50:02 0 8.75 0.00 0.42 0.02 0.07 90.74 08:50:02 1 8.78 0.00 0.37 0.02 0.08 90.76 08:50:02 2 8.27 0.00 0.34 0.08 0.08 91.24 08:50:02 3 8.15 0.00 0.27 0.03 0.07 91.47 09:00:10 all 18.83 0.00 0.71 0.04 0.08 80.35 09:00:10 0 19.50 0.00 0.64 0.08 0.07 79.72 09:00:10 1 18.67 0.00 0.76 0.02 0.08 80.47 09:00:10 2 18.42 0.00 0.75 0.04 0.07 80.72 09:00:10 3 18.73 0.00 0.68 0.01 0.08 80.50 09:10:10 all 10.75 0.00 0.48 0.03 0.07 88.67 09:10:10 0 10.21 0.00 0.44 0.05 0.07 89.23 09:10:10 1 11.06 0.00 0.53 0.02 0.08 88.32 09:10:10 2 11.28 0.00 0.47 0.01 0.07 88.18 09:10:10 3 10.43 0.00 0.51 0.03 0.07 88.97 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.16 0.01 1.00 0.07 0.09 75.67 Average: 0 23.25 0.00 0.99 0.06 0.08 75.61 Average: 1 23.11 0.00 1.02 0.07 0.09 75.70 Average: 2 23.33 0.03 1.00 0.06 0.09 75.49 Average: 3 22.96 0.00 1.00 0.06 0.08 75.89