---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9863 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 608 10542 4 4838 15038 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:8c:65:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.183/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83246sec preferred_lft 83246sec inet6 fe80::f816:3eff:fe8c:65c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:44:43:33:ae:21 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-9863) 02/12/26 _x86_64_ (4 CPU) 19:41:27 LINUX RESTART (4 CPU) 19:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:00:05 1.32 0.00 1.31 0.00 0.04 15.87 3.24 20:10:01 40.41 4.03 35.77 0.60 233.44 2561.54 907.75 20:20:05 18.72 0.28 5.12 13.32 27.27 1308.28 238216.61 20:30:05 10.83 0.53 9.68 0.62 19.15 1730.96 1239.72 Average: 17.77 1.21 12.91 3.66 69.54 1400.70 60473.77 19:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:00:05 13579108 15525964 490376 3.00 57128 2114920 1132120 6.50 332336 2211828 160 20:10:01 11798396 14630320 1337664 8.17 105756 2910076 1740512 9.99 520856 3725204 192300 20:20:05 8768244 11798336 4165192 25.44 112868 3087768 4324436 24.82 627280 6642992 304 20:30:05 9047844 12765472 3193952 19.51 131152 3719320 3307808 18.99 831112 6100512 267692 Average: 10798398 13680023 2296796 14.03 101726 2958021 2626219 15.07 577896 4670134 115114 19:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:00:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:05 ens3 0.26 0.11 0.07 0.04 0.00 0.00 0.00 0.00 20:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 lo 0.30 0.30 0.04 0.04 0.00 0.00 0.00 0.00 20:10:01 ens3 70.77 53.96 676.39 10.11 0.00 0.00 0.00 0.00 20:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:05 lo 0.63 0.63 0.38 0.38 0.00 0.00 0.00 0.00 20:20:05 ens3 15.47 13.11 89.27 3.39 0.00 0.00 0.00 0.00 20:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:05 lo 177.85 177.85 168.74 168.74 0.00 0.00 0.00 0.00 20:30:05 ens3 38.29 26.65 409.91 4.08 0.00 0.00 0.00 0.00 20:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 44.68 44.68 42.26 42.26 0.00 0.00 0.00 0.00 Average: ens3 31.07 23.36 292.59 4.39 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-9863) 02/12/26 _x86_64_ (4 CPU) 19:41:27 LINUX RESTART (4 CPU) 19:50:03 CPU %user %nice %system %iowait %steal %idle 20:00:05 all 0.16 0.00 0.03 0.01 0.02 99.79 20:00:05 0 0.07 0.00 0.02 0.01 0.01 99.89 20:00:05 1 0.21 0.00 0.04 0.02 0.03 99.69 20:00:05 2 0.31 0.00 0.03 0.01 0.01 99.63 20:00:05 3 0.02 0.00 0.02 0.00 0.01 99.95 20:10:01 all 7.56 0.00 0.48 0.24 0.03 91.69 20:10:01 0 8.56 0.00 0.51 0.09 0.04 90.81 20:10:01 1 7.94 0.00 0.54 0.72 0.04 90.76 20:10:01 2 5.91 0.00 0.47 0.10 0.03 93.49 20:10:01 3 7.84 0.00 0.38 0.05 0.02 91.70 20:20:05 all 49.02 0.00 0.73 0.18 0.08 49.99 20:20:05 0 51.24 0.00 0.64 0.05 0.08 47.99 20:20:05 1 48.28 0.00 0.93 0.62 0.08 50.08 20:20:05 2 46.85 0.00 0.58 0.03 0.08 52.46 20:20:05 3 49.69 0.00 0.79 0.01 0.08 49.44 20:30:05 all 52.53 0.00 0.91 0.07 0.08 46.42 20:30:05 0 64.48 0.00 0.99 0.07 0.08 34.38 20:30:05 1 52.75 0.00 0.91 0.04 0.08 46.22 20:30:05 2 47.58 0.00 0.85 0.03 0.07 51.48 20:30:05 3 45.30 0.00 0.90 0.14 0.08 53.59 Average: all 27.36 0.00 0.54 0.12 0.05 71.93 Average: 0 31.13 0.00 0.54 0.05 0.05 68.23 Average: 1 27.36 0.00 0.61 0.35 0.06 71.63 Average: 2 25.21 0.00 0.48 0.04 0.05 74.22 Average: 3 25.76 0.00 0.52 0.05 0.05 73.63