---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-47856 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 694 10762 3 4531 14952 Swap: 1023 17 1006 ---> 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:0e:ee:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.14/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79941sec preferred_lft 79941sec inet6 fe80::f816:3eff:fe0e:ee9a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:8c:3d:ff:17:0c 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::f88c:3dff:feff:170c/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-47856) 03/25/26 _x86_64_ (4 CPU) 11:14:16 LINUX RESTART (4 CPU) 11:20:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:07 65.69 3.91 58.93 2.86 152.31 11541.93 3757.96 11:40:06 50.19 22.14 26.59 1.46 271.10 1729.37 1731.61 11:50:07 11.94 1.78 9.62 0.54 36.40 338.12 532.62 12:00:07 17.68 0.07 16.76 0.85 1.72 766.21 723.69 12:10:01 12.53 0.14 11.81 0.58 2.38 362.35 433.29 12:20:06 20.70 0.14 5.13 15.43 2.48 136.84 208645.93 12:30:08 4.82 0.13 4.49 0.20 4.89 145.28 91.85 12:40:01 4.77 0.03 4.57 0.18 0.77 148.19 52.64 12:50:09 12.82 0.04 12.28 0.50 4.09 671.81 697.30 13:00:09 5.49 0.06 5.26 0.17 0.95 176.74 88.88 Average: 20.65 2.84 15.52 2.29 47.63 1597.19 21865.24 11:20:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:07 161288 3642156 12287712 75.05 254872 3181344 13339920 76.57 1927728 13659276 316 11:40:06 162468 3547136 12384112 75.64 267124 3091048 13585916 77.98 2123232 13486800 736 11:50:07 6300524 9701928 6231424 38.06 268332 3107092 6986044 40.10 2137048 7351296 624 12:00:07 9422828 12961844 2975880 18.18 274448 3238512 3774576 21.67 2187512 4201592 364 12:10:01 8427228 12015216 3922256 23.96 276156 3285792 4919884 28.24 2191312 5188756 460 12:20:06 7889504 11500964 4435712 27.09 278660 3306764 5228992 30.01 2199440 5711032 512 12:30:08 6377644 10010952 5924896 36.19 279240 3328044 6728896 38.62 2202432 7219328 328 12:40:01 6265928 9920440 6015536 36.74 279896 3348592 6769624 38.86 2205908 7316388 172 12:50:09 7763412 11569880 4367024 26.67 284628 3490232 5207752 29.89 2222664 5815252 336 13:00:09 6646720 10480984 5455172 33.32 285324 3517264 6064832 34.81 2234132 6902756 344 Average: 5941754 9535150 6399972 39.09 274868 3289468 7260644 41.68 2163141 7685248 419 11:20:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:07 lo 16.52 16.52 13.56 13.56 0.00 0.00 0.00 0.00 11:30:07 ens3 39.15 29.98 644.55 3.07 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:06 lo 43.86 43.86 21.09 21.09 0.00 0.00 0.00 0.00 11:40:06 ens3 2.34 1.69 0.54 0.43 0.00 0.00 0.00 0.00 11:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:07 lo 25.43 25.43 11.43 11.43 0.00 0.00 0.00 0.00 11:50:07 ens3 2.09 1.46 0.35 1.37 0.00 0.00 0.00 0.00 11:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:07 lo 12.60 12.60 5.85 5.85 0.00 0.00 0.00 0.00 12:00:07 ens3 1.82 0.88 0.40 0.26 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 12:10:01 lo 13.37 13.37 6.57 6.57 0.00 0.00 0.00 0.00 12:10:01 ens3 1.46 0.65 0.35 0.23 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 12:20:06 lo 20.12 20.12 9.76 9.76 0.00 0.00 0.00 0.00 12:20:06 ens3 0.93 0.57 0.22 0.15 0.00 0.00 0.00 0.00 12:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:08 lo 26.80 26.80 11.23 11.23 0.00 0.00 0.00 0.00 12:30:08 ens3 0.94 0.51 0.23 0.14 0.00 0.00 0.00 0.00 12:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 18.16 18.16 10.12 10.12 0.00 0.00 0.00 0.00 12:40:01 ens3 1.75 0.77 0.56 0.37 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 12:50:09 lo 18.30 18.30 10.67 10.67 0.00 0.00 0.00 0.00 12:50:09 ens3 1.10 0.82 0.31 0.23 0.00 0.00 0.00 0.00 12:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:09 lo 32.07 32.07 12.58 12.58 0.00 0.00 0.00 0.00 13:00:09 ens3 0.95 0.70 0.24 0.19 0.00 0.00 0.00 0.00 13:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.73 22.73 11.29 11.29 0.00 0.00 0.00 0.00 Average: ens3 5.24 3.79 64.50 0.64 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-47856) 03/25/26 _x86_64_ (4 CPU) 11:14:16 LINUX RESTART (4 CPU) 11:20:09 CPU %user %nice %system %iowait %steal %idle 11:30:07 all 44.97 0.00 1.86 0.68 0.10 52.39 11:30:07 0 44.64 0.00 1.74 0.25 0.10 53.27 11:30:07 1 43.90 0.00 1.91 0.81 0.10 53.28 11:30:07 2 46.65 0.00 1.93 0.47 0.10 50.85 11:30:07 3 44.70 0.00 1.87 1.19 0.10 52.15 11:40:06 all 48.29 0.00 1.73 0.10 0.10 49.78 11:40:06 0 47.20 0.00 1.71 0.06 0.11 50.92 11:40:06 1 48.64 0.00 1.75 0.15 0.11 49.36 11:40:06 2 48.88 0.00 1.66 0.09 0.10 49.26 11:40:06 3 48.44 0.00 1.80 0.10 0.10 49.57 11:50:07 all 21.52 0.00 1.02 0.14 0.09 77.23 11:50:07 0 21.51 0.00 1.04 0.05 0.08 77.32 11:50:07 1 21.66 0.00 1.00 0.13 0.09 77.11 11:50:07 2 20.97 0.00 1.01 0.24 0.09 77.69 11:50:07 3 21.94 0.00 1.02 0.15 0.09 76.81 12:00:07 all 26.16 0.00 0.98 0.06 0.08 72.72 12:00:07 0 25.56 0.00 1.03 0.02 0.08 73.31 12:00:07 1 26.66 0.00 0.93 0.03 0.08 72.31 12:00:07 2 26.14 0.00 0.97 0.04 0.08 72.77 12:00:07 3 26.28 0.00 0.99 0.17 0.08 72.49 12:10:01 all 19.10 0.00 0.66 0.17 0.07 80.01 12:10:01 0 18.91 0.00 0.60 0.13 0.06 80.30 12:10:01 1 19.35 0.00 0.69 0.04 0.06 79.85 12:10:01 2 19.05 0.00 0.65 0.18 0.08 80.05 12:10:01 3 19.08 0.00 0.69 0.34 0.07 79.82 12:20:06 all 9.67 0.00 0.38 0.08 0.07 89.79 12:20:06 0 9.35 0.00 0.37 0.03 0.06 90.19 12:20:06 1 10.01 0.00 0.38 0.19 0.07 89.36 12:20:06 2 9.89 0.00 0.35 0.01 0.07 89.68 12:20:06 3 9.45 0.00 0.42 0.11 0.07 89.95 12:30:08 all 10.32 0.00 0.47 0.24 0.07 88.90 12:30:08 0 10.62 0.00 0.47 0.50 0.07 88.34 12:30:08 1 10.14 0.00 0.50 0.08 0.07 89.20 12:30:08 2 10.20 0.00 0.45 0.10 0.07 89.17 12:30:08 3 10.32 0.00 0.47 0.26 0.07 88.87 12:40:01 all 10.17 0.00 0.51 0.11 0.07 89.15 12:40:01 0 10.34 0.00 0.50 0.08 0.07 89.02 12:40:01 1 10.29 0.00 0.56 0.02 0.07 89.06 12:40:01 2 9.95 0.00 0.52 0.18 0.06 89.28 12:40:01 3 10.12 0.00 0.44 0.14 0.07 89.24 12:50:09 all 19.10 0.00 0.70 0.42 0.07 79.71 12:50:09 0 19.78 0.00 0.73 0.16 0.07 79.26 12:50:09 1 19.55 0.00 0.66 0.85 0.07 78.86 12:50:09 2 18.06 0.00 0.79 0.29 0.07 80.79 12:50:09 3 19.02 0.00 0.62 0.37 0.07 79.92 13:00:09 all 11.49 0.00 0.53 0.08 0.06 87.84 13:00:09 0 11.38 0.00 0.54 0.10 0.05 87.93 13:00:09 1 11.43 0.00 0.55 0.05 0.07 87.91 13:00:09 2 11.44 0.00 0.54 0.09 0.06 87.87 13:00:09 3 11.73 0.00 0.49 0.10 0.06 87.63 Average: all 22.06 0.00 0.88 0.21 0.08 76.77 Average: 0 21.90 0.00 0.87 0.14 0.07 77.01 Average: 1 22.14 0.00 0.89 0.24 0.08 76.66 Average: 2 22.10 0.00 0.89 0.17 0.08 76.76 Average: 3 22.09 0.00 0.88 0.29 0.08 76.66