---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-17 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 17G 61G 22% / 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 717 11106 3 4164 14929 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:e6:ee:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.195/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80728sec preferred_lft 80728sec inet6 fe80::f816:3eff:fee6:ee02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:36:a9:2d:90:a5 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 ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-17) 11/25/25 _x86_64_ (4 CPU) 21:56:27 LINUX RESTART (4 CPU) 22:00:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:13 72.40 2.90 65.79 3.71 142.28 31026.55 17340.05 22:20:18 65.76 21.17 30.25 14.34 249.63 2038.40 209825.44 22:30:18 18.82 0.06 17.90 0.85 2.16 501.01 433.72 22:40:33 5.78 0.01 5.51 0.25 0.56 121.48 171.58 22:50:34 4.80 0.00 4.60 0.20 0.19 115.62 42.35 23:00:05 6.06 0.01 5.86 0.19 1.11 139.43 69.98 23:10:35 5.53 0.01 5.33 0.18 0.42 129.14 41.83 23:20:18 11.70 0.13 11.08 0.49 3.57 625.66 258.63 23:30:00 4.93 0.11 4.60 0.22 2.31 149.54 245.98 Average: 21.86 2.74 16.83 2.29 45.06 3900.05 25614.73 22:00:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:13 494844 5162236 10765856 65.75 252196 4289960 12860540 73.82 1983772 13199336 2620 22:20:18 6382036 9741996 6195116 37.84 266272 3082144 7450748 42.77 2070148 7365124 5176 22:30:18 8927408 12336952 3602676 22.00 269908 3128092 4911784 28.19 2087752 4812296 208 22:40:33 7863536 11283624 4655248 28.43 271260 3137300 5301376 30.43 2089792 5869124 24 22:50:34 7909472 11341900 4596984 28.08 271888 3149004 5261200 30.20 2091036 5816340 68 23:00:05 6356928 9802268 6135856 37.48 272524 3161276 6759656 38.80 2093180 7367820 260 23:10:35 6202640 9662376 6275740 38.33 273156 3175048 6882548 39.51 2096232 7521828 324 23:20:18 7806080 11395152 4543508 27.75 277268 3296244 5224556 29.99 2113304 5896352 40 23:30:00 11556484 15373408 567356 3.47 278168 3522700 1142728 6.56 2126860 2138276 206664 Average: 7055492 10677768 5259816 32.12 270293 3326863 6199460 35.58 2083564 6665166 23932 22:00:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:13 lo 10.12 10.12 10.19 10.19 0.00 0.00 0.00 0.00 22:10:13 ens3 59.09 45.37 933.27 5.10 0.00 0.00 0.00 0.00 22:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:18 lo 45.33 45.33 22.33 22.33 0.00 0.00 0.00 0.00 22:20:18 ens3 3.08 2.44 0.68 1.58 0.00 0.00 0.00 0.00 22:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:18 lo 27.40 27.40 11.82 11.82 0.00 0.00 0.00 0.00 22:30:18 ens3 1.42 0.87 0.29 0.21 0.00 0.00 0.00 0.00 22:30:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:33 lo 21.06 21.06 10.00 10.00 0.00 0.00 0.00 0.00 22:40:33 ens3 1.21 0.61 0.28 0.19 0.00 0.00 0.00 0.00 22:40:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:34 lo 24.62 24.62 8.33 8.33 0.00 0.00 0.00 0.00 22:50:34 ens3 0.58 0.32 0.10 0.06 0.00 0.00 0.00 0.00 22:50:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:05 lo 17.63 17.63 9.03 9.03 0.00 0.00 0.00 0.00 23:00:05 ens3 0.81 0.51 0.17 0.12 0.00 0.00 0.00 0.00 23:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:35 lo 13.26 13.26 8.45 8.45 0.00 0.00 0.00 0.00 23:10:35 ens3 0.73 0.47 0.16 0.11 0.00 0.00 0.00 0.00 23:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:18 lo 18.90 18.90 10.41 10.41 0.00 0.00 0.00 0.00 23:20:18 ens3 0.98 0.81 0.24 0.20 0.00 0.00 0.00 0.00 23:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:00 lo 33.78 33.78 13.21 13.21 0.00 0.00 0.00 0.00 23:30:00 ens3 1.17 0.97 0.29 0.23 0.00 0.00 0.00 0.00 23:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.52 23.52 11.53 11.53 0.00 0.00 0.00 0.00 Average: ens3 7.73 5.86 104.78 0.87 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-16g-17) 11/25/25 _x86_64_ (4 CPU) 21:56:27 LINUX RESTART (4 CPU) 22:00:10 CPU %user %nice %system %iowait %steal %idle 22:10:13 all 50.20 0.00 2.36 1.32 0.13 46.00 22:10:13 0 51.90 0.00 2.19 1.19 0.13 44.58 22:10:13 1 49.09 0.00 2.41 1.05 0.13 47.30 22:10:13 2 50.72 0.00 2.58 1.75 0.13 44.82 22:10:13 3 49.06 0.00 2.24 1.27 0.14 47.29 22:20:18 all 53.92 0.00 2.14 0.13 0.14 43.67 22:20:18 0 53.59 0.00 2.09 0.12 0.14 44.06 22:20:18 1 54.23 0.00 2.03 0.08 0.14 43.51 22:20:18 2 53.61 0.00 2.32 0.07 0.14 43.86 22:20:18 3 54.25 0.00 2.13 0.25 0.14 43.23 22:30:18 all 29.50 0.00 1.14 0.07 0.12 69.17 22:30:18 0 28.95 0.00 1.22 0.06 0.12 69.65 22:30:18 1 29.18 0.00 1.09 0.08 0.13 69.53 22:30:18 2 29.63 0.00 1.14 0.06 0.12 69.04 22:30:18 3 30.23 0.00 1.12 0.07 0.12 68.45 22:40:33 all 9.49 0.00 0.44 0.03 0.10 89.93 22:40:33 0 9.12 0.00 0.50 0.07 0.10 90.22 22:40:33 1 9.28 0.00 0.45 0.01 0.11 90.15 22:40:33 2 10.15 0.00 0.37 0.02 0.10 89.35 22:40:33 3 9.41 0.00 0.46 0.02 0.11 90.00 22:50:34 all 7.50 0.00 0.36 0.03 0.11 92.00 22:50:34 0 7.36 0.00 0.40 0.01 0.11 92.13 22:50:34 1 7.53 0.00 0.37 0.05 0.12 91.93 22:50:34 2 8.15 0.00 0.35 0.02 0.12 91.36 22:50:34 3 6.97 0.00 0.34 0.02 0.10 92.57 23:00:05 all 9.72 0.00 0.51 0.04 0.11 89.62 23:00:05 0 9.76 0.00 0.50 0.01 0.10 89.62 23:00:05 1 9.32 0.00 0.53 0.08 0.11 89.95 23:00:05 2 9.93 0.00 0.48 0.03 0.12 89.44 23:00:05 3 9.86 0.00 0.53 0.02 0.12 89.46 23:10:35 all 8.64 0.00 0.42 0.03 0.11 90.80 23:10:35 0 8.73 0.00 0.43 0.02 0.11 90.71 23:10:35 1 8.85 0.00 0.41 0.07 0.11 90.57 23:10:35 2 8.11 0.00 0.47 0.03 0.12 91.27 23:10:35 3 8.86 0.00 0.37 0.01 0.10 90.65 23:20:18 all 19.28 0.00 0.78 0.18 0.11 79.65 23:20:18 0 18.82 0.00 0.77 0.25 0.11 80.05 23:20:18 1 19.99 0.00 0.81 0.03 0.11 79.06 23:20:18 2 19.13 0.00 0.82 0.40 0.11 79.54 23:20:18 3 19.16 0.00 0.74 0.03 0.10 79.96 23:30:00 all 10.24 0.00 0.58 0.04 0.11 89.05 23:30:00 0 10.43 0.00 0.64 0.09 0.10 88.74 23:30:00 1 9.84 0.00 0.49 0.01 0.11 89.55 23:30:00 2 10.49 0.00 0.66 0.03 0.11 88.71 23:30:00 3 10.18 0.00 0.52 0.01 0.10 89.19 Average: all 22.09 0.00 0.97 0.21 0.12 76.61 Average: 0 22.12 0.00 0.97 0.20 0.11 76.59 Average: 1 21.97 0.00 0.96 0.16 0.12 76.79 Average: 2 22.24 0.00 1.02 0.27 0.12 76.35 Average: 3 22.03 0.00 0.94 0.19 0.12 76.72