---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10754 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 13G 66G 16% / 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 8462 4 6831 14952 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:3c:6f:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84176sec preferred_lft 84176sec inet6 fe80::f816:3eff:fe3c:6fa8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:8a:55:dd:45:c7 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-10754) 02/15/26 _x86_64_ (4 CPU) 07:49:07 LINUX RESTART (4 CPU) 07:50:43 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:23 29.10 4.49 22.45 2.16 827.77 4934.71 25955.72 08:10:27 26.62 0.03 23.63 2.96 0.40 2311.87 13183.53 08:20:43 23.26 0.02 21.02 2.22 0.45 4105.97 11005.14 Average: 26.27 1.46 22.36 2.45 266.96 3770.84 16552.55 07:50:43 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:23 10221796 13793888 2165556 13.23 128536 3589472 2332596 13.39 775168 5019636 26436 08:10:27 9242152 13255712 2699068 16.48 153268 3965212 2749916 15.78 923140 5772728 20144 08:20:43 5456164 10457244 5493488 33.55 165556 4897812 5245956 30.11 1210312 9226084 292 Average: 8306704 12502281 3452704 21.09 149120 4150832 3442823 19.76 969540 6672816 15624 07:50:43 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:23 lo 749.40 749.40 713.21 713.21 0.00 0.00 0.00 0.00 08:00:23 ens3 126.58 94.59 1292.11 16.67 0.00 0.00 0.00 0.00 08:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:27 lo 1380.44 1380.44 1309.20 1309.20 0.00 0.00 0.00 0.00 08:10:27 ens3 37.51 31.27 25.27 11.08 0.00 0.00 0.00 0.00 08:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:43 lo 1043.89 1043.89 5298.34 5298.34 0.00 0.00 0.00 0.00 08:20:43 ens3 41.40 30.29 27.33 9.86 0.00 0.00 0.00 0.00 08:20:43 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1061.97 1061.97 2482.46 2482.46 0.00 0.00 0.00 0.00 Average: ens3 67.54 51.33 434.09 12.46 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-10754) 02/15/26 _x86_64_ (4 CPU) 07:49:07 LINUX RESTART (4 CPU) 07:50:43 CPU %user %nice %system %iowait %steal %idle 08:00:23 all 32.75 0.00 1.51 0.23 0.06 65.44 08:00:23 0 33.62 0.00 1.77 0.21 0.06 64.34 08:00:23 1 32.41 0.00 1.30 0.14 0.06 66.08 08:00:23 2 31.87 0.00 1.68 0.21 0.06 66.17 08:00:23 3 33.10 0.00 1.30 0.37 0.07 65.17 08:10:27 all 67.18 0.00 2.37 0.07 0.10 30.28 08:10:27 0 68.38 0.00 2.25 0.05 0.10 29.22 08:10:27 1 66.71 0.00 2.24 0.07 0.10 30.88 08:10:27 2 67.19 0.00 2.54 0.06 0.10 30.12 08:10:27 3 66.44 0.00 2.43 0.12 0.10 30.91 08:20:43 all 53.67 0.00 1.93 0.17 0.09 44.13 08:20:43 0 54.06 0.00 1.99 0.06 0.09 43.80 08:20:43 1 50.70 0.00 1.96 0.12 0.09 47.13 08:20:43 2 58.01 0.00 2.12 0.30 0.09 39.48 08:20:43 3 51.94 0.00 1.67 0.22 0.09 46.09 Average: all 51.46 0.00 1.94 0.16 0.08 46.36 Average: 0 52.28 0.00 2.01 0.10 0.08 45.53 Average: 1 50.16 0.00 1.84 0.11 0.08 47.80 Average: 2 52.66 0.00 2.12 0.19 0.08 44.95 Average: 3 50.74 0.00 1.81 0.23 0.08 47.14