---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-12943 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 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 686 11229 4 4074 14960 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:e8:b3:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79349sec preferred_lft 79349sec inet6 fe80::f816:3eff:fee8:b3c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:6b:c0:11:33:64 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-16g-12943) 02/17/26 _x86_64_ (4 CPU) 14:31:56 LINUX RESTART (4 CPU) 14:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:01 74.24 22.45 48.99 2.80 330.01 5358.74 4421.23 15:00:02 21.76 9.30 11.75 0.71 174.49 386.75 1400.75 15:10:47 7.78 0.17 7.22 0.39 10.87 247.23 1364.62 15:20:01 12.15 0.10 11.52 0.54 2.02 598.05 340.27 15:30:03 16.29 0.02 15.53 0.74 1.40 504.85 424.18 15:40:04 7.65 0.01 7.30 0.33 0.56 220.64 362.61 15:50:01 4.97 0.02 4.75 0.20 1.65 151.77 68.37 16:00:05 4.47 0.00 4.31 0.17 0.30 158.59 134.45 16:10:19 21.00 0.05 4.97 15.98 1.59 149.71 203738.51 16:20:01 9.44 0.02 9.02 0.40 0.80 579.45 105.15 Average: 17.90 3.19 12.45 2.26 52.11 826.11 21753.94 14:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:01 150964 3120484 12811984 78.25 265224 2717608 14017712 80.46 2220876 13432324 596 15:00:02 3434552 6281504 9655648 58.97 266496 2614168 10797672 61.98 2185980 10213620 484 15:10:47 6801432 9674508 6264924 38.26 267580 2639228 7004004 40.20 2194656 6848744 44 15:20:01 8622256 11602472 4338080 26.50 272020 2741900 5135544 29.48 2230072 5011912 240 15:30:03 8452776 11505980 4434700 27.09 274488 2812420 5167012 29.66 2236720 5184536 640 15:40:04 8564456 11647092 4293568 26.22 275204 2841140 5108124 29.32 2238556 5047500 392 15:50:01 6905684 10010136 5929628 36.22 275872 2862284 6743064 38.71 2240816 6720808 644 16:00:05 6771232 9897048 6042756 36.91 276404 2883116 6751776 38.76 2244052 6849844 300 16:10:19 8248784 11401640 4538992 27.72 277456 2909104 5289036 30.36 2251736 5365344 128 16:20:01 8069796 11343952 4596496 28.07 281060 3025728 5144384 29.53 2266076 5522068 440 Average: 6602193 9648482 6290678 38.42 273180 2804670 7115833 40.84 2230954 7019670 391 14:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:01 lo 29.08 29.08 19.74 19.74 0.00 0.00 0.00 0.00 14:50:01 ens3 2.13 2.16 0.63 1.43 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:02 lo 40.83 40.83 16.00 16.00 0.00 0.00 0.00 0.00 15:00:02 ens3 1.00 0.94 0.24 0.20 0.00 0.00 0.00 0.00 15:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:47 lo 12.89 12.89 7.62 7.62 0.00 0.00 0.00 0.00 15:10:47 ens3 0.61 0.49 0.15 0.11 0.00 0.00 0.00 0.00 15:10:47 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 10.58 10.58 4.86 4.86 0.00 0.00 0.00 0.00 15:20:01 ens3 1.12 0.72 0.32 0.23 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:03 lo 15.11 15.11 7.78 7.78 0.00 0.00 0.00 0.00 15:30:03 ens3 0.88 0.68 0.21 0.16 0.00 0.00 0.00 0.00 15:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:04 lo 17.08 17.08 8.66 8.66 0.00 0.00 0.00 0.00 15:40:04 ens3 1.47 0.73 0.42 0.28 0.00 0.00 0.00 0.00 15:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 29.62 29.62 11.78 11.78 0.00 0.00 0.00 0.00 15:50:01 ens3 0.66 0.42 0.15 0.10 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:05 lo 19.11 19.11 10.31 10.31 0.00 0.00 0.00 0.00 16:00:05 ens3 0.95 0.68 0.23 0.17 0.00 0.00 0.00 0.00 16:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:19 lo 11.57 11.57 6.35 6.35 0.00 0.00 0.00 0.00 16:10:19 ens3 5.18 3.63 3.39 2.35 0.00 0.00 0.00 0.00 16:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:01 lo 21.54 21.54 10.46 10.46 0.00 0.00 0.00 0.00 16:20:01 ens3 0.95 1.05 0.28 0.24 0.00 0.00 0.00 0.00 16:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.72 20.72 10.36 10.36 0.00 0.00 0.00 0.00 Average: ens3 1.50 1.15 0.61 0.53 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-16g-12943) 02/17/26 _x86_64_ (4 CPU) 14:31:56 LINUX RESTART (4 CPU) 14:40:09 CPU %user %nice %system %iowait %steal %idle 14:50:01 all 61.49 0.00 2.34 0.12 0.11 35.95 14:50:01 0 61.06 0.00 2.27 0.17 0.11 36.40 14:50:01 1 61.78 0.00 2.23 0.06 0.12 35.82 14:50:01 2 62.38 0.00 2.37 0.16 0.11 34.99 14:50:01 3 60.74 0.00 2.48 0.09 0.11 36.58 15:00:02 all 27.94 0.00 1.13 0.12 0.11 70.70 15:00:02 0 27.19 0.00 0.96 0.10 0.11 71.64 15:00:02 1 28.27 0.00 1.21 0.17 0.11 70.24 15:00:02 2 28.38 0.00 1.14 0.11 0.11 70.27 15:00:02 3 27.91 0.00 1.23 0.10 0.11 70.65 15:10:47 all 15.67 0.00 0.58 0.04 0.08 83.63 15:10:47 0 15.40 0.00 0.57 0.04 0.08 83.90 15:10:47 1 16.24 0.00 0.55 0.05 0.08 83.08 15:10:47 2 15.58 0.00 0.62 0.06 0.08 83.66 15:10:47 3 15.45 0.00 0.58 0.03 0.08 83.87 15:20:01 all 16.94 0.00 0.63 0.04 0.08 82.32 15:20:01 0 16.79 0.00 0.59 0.01 0.08 82.54 15:20:01 1 16.44 0.00 0.56 0.05 0.08 82.88 15:20:01 2 17.72 0.00 0.68 0.05 0.08 81.46 15:20:01 3 16.82 0.00 0.68 0.05 0.07 82.39 15:30:03 all 24.29 0.00 0.86 0.04 0.08 74.73 15:30:03 0 24.44 0.00 0.82 0.04 0.08 74.62 15:30:03 1 24.54 0.00 0.86 0.01 0.08 74.50 15:30:03 2 23.81 0.00 0.91 0.09 0.08 75.11 15:30:03 3 24.35 0.00 0.85 0.03 0.08 74.68 15:40:04 all 13.19 0.00 0.58 0.03 0.08 86.12 15:40:04 0 12.91 0.00 0.51 0.02 0.07 86.49 15:40:04 1 13.51 0.00 0.71 0.01 0.08 85.69 15:40:04 2 12.77 0.00 0.54 0.04 0.08 86.56 15:40:04 3 13.57 0.00 0.56 0.03 0.08 85.75 15:50:01 all 10.60 0.00 0.40 0.02 0.08 88.89 15:50:01 0 10.85 0.00 0.37 0.02 0.08 88.69 15:50:01 1 10.41 0.00 0.41 0.03 0.08 89.07 15:50:01 2 10.63 0.00 0.44 0.02 0.08 88.83 15:50:01 3 10.53 0.00 0.39 0.01 0.08 88.99 16:00:05 all 9.97 0.00 0.36 0.02 0.08 89.57 16:00:05 0 9.79 0.00 0.36 0.01 0.08 89.75 16:00:05 1 9.74 0.00 0.33 0.01 0.09 89.83 16:00:05 2 10.13 0.00 0.36 0.03 0.08 89.40 16:00:05 3 10.21 0.00 0.39 0.02 0.08 89.30 16:10:19 all 7.35 0.00 0.34 0.04 0.08 92.19 16:10:19 0 7.40 0.00 0.32 0.02 0.08 92.19 16:10:19 1 7.31 0.00 0.38 0.06 0.08 92.16 16:10:19 2 7.37 0.00 0.38 0.05 0.08 92.12 16:10:19 3 7.32 0.00 0.29 0.02 0.07 92.31 16:20:01 all 15.07 0.00 0.66 0.22 0.07 83.97 16:20:01 0 14.96 0.00 0.69 0.11 0.07 84.17 16:20:01 1 15.18 0.00 0.69 0.10 0.08 83.96 16:20:01 2 16.27 0.00 0.72 0.53 0.08 82.41 16:20:01 3 13.87 0.00 0.55 0.15 0.07 85.36 Average: all 20.17 0.00 0.79 0.07 0.08 78.89 Average: 0 20.00 0.00 0.74 0.05 0.08 79.12 Average: 1 20.27 0.00 0.79 0.06 0.09 78.79 Average: 2 20.41 0.00 0.81 0.11 0.09 78.57 Average: 3 20.00 0.00 0.80 0.05 0.08 79.07