---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-993 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 689 10524 3 4775 14957 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:19:5d:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79523sec preferred_lft 79523sec inet6 fe80::f816:3eff:fe19:5d32/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:9b:90:a8:28:c4 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::dc9b:90ff:fea8:28c4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-993) 04/07/26 _x86_64_ (4 CPU) 14:31:23 LINUX RESTART (4 CPU) 14:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:03 74.66 23.63 47.95 3.07 347.07 5464.31 4210.44 15:00:01 10.44 0.06 9.83 0.55 2.15 274.81 350.11 15:10:03 7.16 0.08 6.70 0.38 5.08 240.56 413.43 15:20:03 15.32 0.04 14.61 0.66 1.45 698.21 666.09 15:30:01 30.22 0.08 13.68 16.47 1.28 438.37 210715.13 15:40:03 5.24 0.00 5.07 0.16 0.16 139.81 574.36 15:50:03 5.64 0.01 5.46 0.17 1.61 157.04 81.25 16:00:01 6.38 0.00 6.18 0.20 0.33 165.78 75.58 16:10:03 9.18 0.06 8.70 0.42 4.75 569.83 95.81 16:20:03 7.59 0.10 7.14 0.35 4.20 285.87 330.72 Average: 17.18 2.41 12.53 2.24 36.81 843.53 21692.13 14:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:03 349756 3939076 11990744 73.23 268316 3290460 12846336 73.74 2159120 13265364 412 15:00:01 3603708 7211552 8720264 53.26 269732 3307428 9462440 54.31 2179756 9986532 116 15:10:03 6106508 9736776 6197472 37.85 270828 3328756 7022736 40.31 2187948 7490500 848 15:20:03 9872600 13632356 2304132 14.07 275608 3452028 3080428 17.68 2225828 3704520 256 15:30:01 7565124 11393988 4541116 27.74 279680 3517032 5342532 30.67 2237136 5990816 356 15:40:03 7691136 11537864 4397016 26.86 280152 3534432 5161536 29.63 2238288 5853392 368 15:50:03 5946132 9813796 6120368 37.38 280680 3554832 6876028 39.47 2240724 7601772 240 16:00:01 5919348 9808244 6125976 37.41 281276 3575440 6821676 39.16 2244076 7624452 280 16:10:03 7498480 11518952 4415756 26.97 285424 3696908 5211244 29.91 2252968 6026292 388 16:20:03 6555744 10627460 5306900 32.41 286168 3747248 6085808 34.93 2273160 6961280 808 Average: 6110854 9922006 6011974 36.72 277786 3500456 6791076 38.98 2223900 7450492 407 14:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:03 lo 36.48 36.48 23.91 23.91 0.00 0.00 0.00 0.00 14:50:03 ens3 2.34 2.17 0.66 0.71 0.00 0.00 0.00 0.00 14:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 37.53 37.53 14.02 14.02 0.00 0.00 0.00 0.00 15:00:01 ens3 1.18 0.91 0.29 0.23 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:03 lo 8.76 8.76 5.45 5.45 0.00 0.00 0.00 0.00 15:10:03 ens3 0.52 0.33 0.09 0.06 0.00 0.00 0.00 0.00 15:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:03 lo 11.35 11.35 5.62 5.62 0.00 0.00 0.00 0.00 15:20:03 ens3 0.91 0.84 0.23 0.19 0.00 0.00 0.00 0.00 15:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 19.40 19.40 10.06 10.06 0.00 0.00 0.00 0.00 15:30:01 ens3 0.83 0.77 0.16 0.14 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:03 lo 21.71 21.71 8.92 8.92 0.00 0.00 0.00 0.00 15:40:03 ens3 0.71 0.61 0.16 0.13 0.00 0.00 0.00 0.00 15:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:03 lo 25.40 25.40 10.92 10.92 0.00 0.00 0.00 0.00 15:50:03 ens3 0.73 0.49 0.18 0.13 0.00 0.00 0.00 0.00 15:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 14.10 14.10 8.18 8.18 0.00 0.00 0.00 0.00 16:00:01 ens3 3.44 0.60 0.66 0.27 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:03 lo 16.46 16.46 9.90 9.90 0.00 0.00 0.00 0.00 16:10:03 ens3 1.80 0.76 0.56 0.19 0.00 0.00 0.00 0.00 16:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:03 lo 26.30 26.30 10.97 10.97 0.00 0.00 0.00 0.00 16:20:03 ens3 1.22 0.71 2.04 0.16 0.00 0.00 0.00 0.00 16:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.74 21.74 10.79 10.79 0.00 0.00 0.00 0.00 Average: ens3 1.37 0.82 0.50 0.22 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-993) 04/07/26 _x86_64_ (4 CPU) 14:31:23 LINUX RESTART (4 CPU) 14:40:03 CPU %user %nice %system %iowait %steal %idle 14:50:03 all 64.64 0.00 2.26 0.17 0.11 32.81 14:50:03 0 65.44 0.00 2.27 0.12 0.12 32.06 14:50:03 1 63.50 0.00 2.31 0.18 0.11 33.89 14:50:03 2 65.06 0.00 2.11 0.23 0.11 32.49 14:50:03 3 64.55 0.00 2.36 0.17 0.11 32.81 15:00:01 all 19.94 0.00 0.94 0.03 0.10 79.00 15:00:01 0 19.43 0.00 0.92 0.03 0.10 79.51 15:00:01 1 20.13 0.00 1.03 0.02 0.10 78.72 15:00:01 2 20.10 0.00 0.97 0.06 0.10 78.78 15:00:01 3 20.08 0.00 0.83 0.02 0.10 78.98 15:10:03 all 16.01 0.00 0.69 0.03 0.10 83.17 15:10:03 0 16.33 0.00 0.68 0.05 0.10 82.84 15:10:03 1 16.01 0.00 0.70 0.01 0.10 83.18 15:10:03 2 15.88 0.00 0.70 0.01 0.10 83.30 15:10:03 3 15.82 0.00 0.69 0.04 0.08 83.37 15:20:03 all 21.54 0.00 0.78 0.05 0.09 77.54 15:20:03 0 20.82 0.00 0.70 0.04 0.08 78.36 15:20:03 1 22.51 0.00 0.87 0.03 0.10 76.49 15:20:03 2 22.05 0.00 0.79 0.03 0.09 77.04 15:20:03 3 20.80 0.00 0.77 0.11 0.08 78.25 15:30:01 all 24.85 0.00 0.80 0.04 0.09 74.22 15:30:01 0 25.10 0.00 0.76 0.06 0.08 74.00 15:30:01 1 25.54 0.00 0.78 0.03 0.09 73.56 15:30:01 2 24.54 0.00 0.82 0.03 0.09 74.53 15:30:01 3 24.22 0.00 0.84 0.05 0.08 74.81 15:40:03 all 8.26 0.00 0.33 0.02 0.08 91.32 15:40:03 0 8.03 0.00 0.30 0.03 0.08 91.56 15:40:03 1 8.37 0.00 0.34 0.01 0.08 91.21 15:40:03 2 8.15 0.00 0.35 0.01 0.08 91.42 15:40:03 3 8.47 0.00 0.33 0.01 0.08 91.11 15:50:03 all 10.50 0.00 0.52 0.02 0.08 88.87 15:50:03 0 10.58 0.00 0.46 0.04 0.08 88.84 15:50:03 1 10.81 0.00 0.62 0.01 0.09 88.48 15:50:03 2 10.46 0.00 0.52 0.01 0.08 88.93 15:50:03 3 10.17 0.00 0.49 0.01 0.09 89.25 16:00:01 all 9.56 0.00 0.51 0.02 0.08 89.82 16:00:01 0 9.60 0.00 0.51 0.04 0.09 89.76 16:00:01 1 9.43 0.00 0.48 0.02 0.09 89.98 16:00:01 2 9.64 0.00 0.54 0.02 0.09 89.71 16:00:01 3 9.56 0.00 0.49 0.01 0.08 89.85 16:10:03 all 13.43 0.00 0.60 0.04 0.09 85.84 16:10:03 0 13.17 0.00 0.58 0.02 0.09 86.14 16:10:03 1 12.91 0.00 0.69 0.03 0.09 86.28 16:10:03 2 13.46 0.00 0.62 0.09 0.09 85.73 16:10:03 3 14.15 0.00 0.51 0.02 0.08 85.23 16:20:03 all 15.35 0.00 0.54 0.03 0.09 83.99 16:20:03 0 15.66 0.00 0.46 0.03 0.09 83.76 16:20:03 1 15.40 0.00 0.50 0.02 0.09 83.98 16:20:03 2 15.46 0.00 0.52 0.07 0.10 83.85 16:20:03 3 14.87 0.00 0.66 0.00 0.09 84.38 Average: all 20.39 0.00 0.80 0.05 0.09 78.67 Average: 0 20.41 0.00 0.76 0.05 0.09 78.69 Average: 1 20.45 0.00 0.83 0.04 0.09 78.59 Average: 2 20.47 0.00 0.79 0.06 0.09 78.59 Average: 3 20.25 0.00 0.80 0.04 0.09 78.82