---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9830 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 68G 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 710 10371 4 4907 14936 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:02:cd:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84618sec preferred_lft 84618sec inet6 fe80::f816:3eff:fe02:cda3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:8c:93:3f:f2:d9 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-9830) 02/12/26 _x86_64_ (4 CPU) 16:25:20 LINUX RESTART (4 CPU) 16:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:04 17.74 2.41 13.84 1.49 532.46 3450.89 4113.20 16:50:10 28.57 0.93 23.62 4.03 29.96 4475.04 2935.30 Average: 23.17 1.67 18.74 2.76 280.55 3964.29 3522.72 16:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:04 10440352 13905596 2053152 12.54 137264 3454424 2295712 13.18 698812 4859100 25928 16:50:10 10709428 15372884 578044 3.53 170160 4530984 1097536 6.30 1027852 4160884 14196 Average: 10574890 14639240 1315598 8.04 153712 3992704 1696624 9.74 863332 4509992 20062 16:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:04 lo 1.37 1.37 0.15 0.15 0.00 0.00 0.00 0.00 16:40:04 ens3 102.02 78.63 705.58 19.79 0.00 0.00 0.00 0.00 16:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:10 lo 1637.97 1637.97 1558.11 1558.11 0.00 0.00 0.00 0.00 16:50:10 ens3 79.38 61.77 417.60 37.32 0.00 0.00 0.00 0.00 16:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 821.80 821.80 781.15 781.15 0.00 0.00 0.00 0.00 Average: ens3 90.67 70.18 561.22 28.58 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-9830) 02/12/26 _x86_64_ (4 CPU) 16:25:20 LINUX RESTART (4 CPU) 16:30:02 CPU %user %nice %system %iowait %steal %idle 16:40:04 all 68.03 0.00 2.36 0.47 0.13 29.01 16:40:04 0 67.74 0.00 2.27 0.26 0.13 29.60 16:40:04 1 69.68 0.00 2.45 0.46 0.15 27.27 16:40:04 2 66.43 0.00 2.24 0.73 0.14 30.47 16:40:04 3 68.29 0.00 2.47 0.43 0.13 28.69 16:50:10 all 61.85 0.00 2.71 1.05 0.15 34.23 16:50:10 0 61.10 0.00 2.92 0.40 0.15 35.43 16:50:10 1 61.58 0.00 2.47 1.62 0.16 34.17 16:50:10 2 62.99 0.00 2.75 1.20 0.15 32.91 16:50:10 3 61.74 0.00 2.69 1.00 0.15 34.42 Average: all 64.94 0.00 2.53 0.76 0.14 31.62 Average: 0 64.42 0.00 2.60 0.33 0.14 32.52 Average: 1 65.62 0.00 2.46 1.04 0.15 30.73 Average: 2 64.71 0.00 2.50 0.96 0.14 31.69 Average: 3 65.01 0.00 2.58 0.72 0.14 31.55