---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10153 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 11G 67G 14% / 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 685 10358 4 4945 14961 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:ec:c8:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82643sec preferred_lft 82643sec inet6 fe80::f816:3eff:feec:c8ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:25:a7:03:a8:57 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-10153) 02/13/26 _x86_64_ (4 CPU) 10:48:09 LINUX RESTART (4 CPU) 10:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:13 4.16 0.42 3.49 0.24 398.31 397.94 728.57 11:10:13 1.20 0.00 1.20 0.00 0.04 14.26 0.00 11:20:01 35.97 2.22 33.15 0.60 128.92 2251.61 1904.77 11:30:14 9.48 1.83 7.30 0.35 121.35 1825.39 662.25 11:40:04 11.19 0.55 9.55 1.09 18.56 2447.59 2546.04 11:50:01 25.33 0.53 20.99 3.81 19.62 3512.71 6883.94 Average: 14.43 0.93 12.49 1.01 115.75 1731.83 2106.05 10:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:13 13558760 15506552 509344 3.11 57068 2116136 1149388 6.60 331192 2216688 200 11:10:13 13558256 15506452 509492 3.11 57472 2116144 1149388 6.60 331592 2218104 204 11:20:01 12973620 15486804 490980 3.00 99932 2605900 1000804 5.74 469152 2603292 244 11:30:14 11159140 14312832 1649172 10.07 121948 3184188 2003168 11.50 639972 4226380 61744 11:40:04 9165780 13041736 2913472 17.79 156636 3798964 3167500 18.18 831604 5940604 70956 11:50:01 10633092 15336924 613208 3.75 176396 4559448 1098712 6.31 1057428 4175424 13916 Average: 11841441 14865217 1114278 6.81 111575 3063463 1594827 9.15 610157 3563415 24544 10:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:13 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 11:00:13 ens3 10.29 6.09 125.11 0.44 0.00 0.00 0.00 0.00 11:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:13 ens3 0.48 0.14 0.10 0.06 0.00 0.00 0.00 0.00 11:10:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 0.26 0.26 0.04 0.04 0.00 0.00 0.00 0.00 11:20:01 ens3 52.67 34.52 300.35 7.46 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:14 lo 0.56 0.56 0.06 0.06 0.00 0.00 0.00 0.00 11:30:14 ens3 64.94 50.36 612.94 9.26 0.00 0.00 0.00 0.00 11:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:04 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 11:40:04 ens3 75.68 59.18 143.83 19.04 0.00 0.00 0.00 0.00 11:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 1514.31 1514.31 1432.12 1432.12 0.00 0.00 0.00 0.00 11:50:01 ens3 117.94 102.37 360.87 199.51 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 Average: lo 251.47 251.47 237.48 237.48 0.00 0.00 0.00 0.00 Average: ens3 53.44 41.94 258.09 39.07 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-4g-10153) 02/13/26 _x86_64_ (4 CPU) 10:48:09 LINUX RESTART (4 CPU) 10:50:01 CPU %user %nice %system %iowait %steal %idle 11:00:13 all 0.41 0.00 0.11 0.29 0.02 99.18 11:00:13 0 0.28 0.00 0.13 0.34 0.02 99.24 11:00:13 1 0.49 0.00 0.11 0.08 0.02 99.31 11:00:13 2 0.32 0.00 0.10 0.69 0.01 98.88 11:00:13 3 0.56 0.00 0.11 0.04 0.01 99.28 11:10:13 all 0.10 0.00 0.03 0.02 0.02 99.83 11:10:13 0 0.21 0.00 0.02 0.06 0.01 99.69 11:10:13 1 0.04 0.00 0.04 0.00 0.02 99.91 11:10:13 2 0.05 0.00 0.02 0.01 0.01 99.90 11:10:13 3 0.10 0.00 0.03 0.02 0.02 99.82 11:20:01 all 2.61 0.00 0.36 0.28 0.03 96.73 11:20:01 0 1.74 0.00 0.28 0.28 0.03 97.67 11:20:01 1 0.91 0.00 0.23 0.02 0.03 98.82 11:20:01 2 3.50 0.00 0.46 0.71 0.03 95.31 11:20:01 3 4.30 0.00 0.47 0.10 0.03 95.10 11:30:14 all 27.17 0.00 0.91 0.06 0.06 71.80 11:30:14 0 27.26 0.00 0.90 0.11 0.06 71.68 11:30:14 1 27.08 0.00 0.90 0.05 0.06 71.90 11:30:14 2 27.01 0.00 0.90 0.04 0.06 71.99 11:30:14 3 27.33 0.00 0.95 0.03 0.06 71.63 11:40:04 all 72.10 0.00 2.27 0.04 0.11 25.48 11:40:04 0 72.33 0.00 2.33 0.03 0.12 25.20 11:40:04 1 69.62 0.00 2.11 0.06 0.11 28.10 11:40:04 2 72.99 0.00 2.46 0.05 0.11 24.38 11:40:04 3 73.44 0.00 2.16 0.02 0.12 24.25 11:50:01 all 36.46 0.00 1.80 0.13 0.07 61.53 11:50:01 0 36.52 0.00 1.88 0.13 0.08 61.39 11:50:01 1 33.10 0.00 1.50 0.25 0.07 65.09 11:50:01 2 39.46 0.00 2.25 0.06 0.08 58.15 11:50:01 3 36.80 0.00 1.59 0.08 0.07 61.46 Average: all 22.97 0.00 0.91 0.14 0.05 75.93 Average: 0 22.89 0.00 0.92 0.16 0.05 75.98 Average: 1 21.73 0.00 0.81 0.08 0.05 77.33 Average: 2 23.70 0.00 1.03 0.26 0.05 74.97 Average: 3 23.57 0.00 0.88 0.05 0.05 75.45