---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23966 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 12G 66G 15% / 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 665 9310 4 6013 14981 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:2a:58:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.219/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84496sec preferred_lft 84496sec inet6 fe80::f816:3eff:fe2a:58ca/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:c9:ff:e3:18:78 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-23966) 02/28/26 _x86_64_ (4 CPU) 02:26:46 LINUX RESTART (4 CPU) 02:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:40:11 32.52 2.23 27.28 3.01 109.11 4519.57 7274.37 02:50:11 32.57 0.01 29.30 3.26 0.15 2516.21 12806.25 Average: 32.55 1.13 28.28 3.13 55.07 3526.03 10017.84 02:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:40:11 9395048 12870280 3088264 18.86 130540 3476896 3295192 18.91 674764 5924568 7912 02:50:11 9307432 13207040 2747488 16.78 154184 3845108 2778648 15.95 791884 5841148 26060 Average: 9351240 13038660 2917876 17.82 142362 3661002 3036920 17.43 733324 5882858 16986 02:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:40:11 lo 1626.78 1626.78 1544.08 1544.08 0.00 0.00 0.00 0.00 02:40:11 ens3 88.20 64.62 535.37 15.96 0.00 0.00 0.00 0.00 02:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:50:11 lo 1513.79 1513.79 1441.51 1441.51 0.00 0.00 0.00 0.00 02:50:11 ens3 47.01 36.65 28.02 13.44 0.00 0.00 0.00 0.00 02:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1570.75 1570.75 1493.21 1493.21 0.00 0.00 0.00 0.00 Average: ens3 67.77 50.75 283.75 14.71 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-23966) 02/28/26 _x86_64_ (4 CPU) 02:26:46 LINUX RESTART (4 CPU) 02:30:01 CPU %user %nice %system %iowait %steal %idle 02:40:11 all 70.23 0.00 2.55 0.24 0.13 26.85 02:40:11 0 69.36 0.00 2.49 0.08 0.13 27.93 02:40:11 1 70.00 0.00 2.17 0.09 0.13 27.60 02:40:11 2 69.97 0.00 2.56 0.39 0.13 26.95 02:40:11 3 71.58 0.00 2.97 0.40 0.13 24.91 02:50:11 all 65.79 0.00 2.60 0.10 0.13 31.38 02:50:11 0 66.34 0.00 2.78 0.13 0.14 30.61 02:50:11 1 66.20 0.00 2.41 0.09 0.13 31.17 02:50:11 2 65.68 0.00 2.65 0.11 0.13 31.43 02:50:11 3 64.93 0.00 2.57 0.07 0.13 32.29 Average: all 68.03 0.00 2.58 0.17 0.13 29.09 Average: 0 67.86 0.00 2.64 0.11 0.14 29.26 Average: 1 68.12 0.00 2.29 0.09 0.13 29.37 Average: 2 67.84 0.00 2.61 0.25 0.13 29.17 Average: 3 68.29 0.00 2.77 0.24 0.13 28.57