---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-15021 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 9.2G 69G 12% / 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 629 11694 4 3664 15017 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:a5:5f:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fea5:5fdd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:33:71:bc:29:a5 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-15021) 02/19/26 _x86_64_ (4 CPU) 04:19:05 LINUX RESTART (4 CPU) 04:20:53 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:30:53 19.48 0.57 5.59 13.32 609.38 892.48 257213.42 04:40:01 1.60 0.01 1.59 0.00 0.04 18.40 0.47 04:50:20 53.07 4.61 47.41 1.05 264.09 4297.31 1007.25 Average: 25.69 1.81 19.00 4.89 299.22 1813.40 87606.80 04:20:53 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:30:53 13356748 15505648 506624 3.09 60748 2311404 1137224 6.53 394776 2354028 4 04:40:01 13355752 15505352 507036 3.10 61328 2311516 1137240 6.53 395356 2354084 204 04:50:20 10513708 13902264 2058660 12.57 123508 3424956 2661880 15.28 675796 4829284 1432 Average: 12408736 14971088 1024107 6.25 81861 2682625 1645448 9.44 488643 3179132 547 04:20:53 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:30:53 lo 0.16 0.16 0.01 0.01 0.00 0.00 0.00 0.00 04:30:53 ens3 10.29 5.36 268.32 0.42 0.00 0.00 0.00 0.00 04:30:53 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 04:40:01 ens3 0.37 0.13 0.08 0.04 0.00 0.00 0.00 0.00 04:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:20 lo 104.02 104.02 94.63 94.63 0.00 0.00 0.00 0.00 04:50:20 ens3 109.67 82.28 1035.55 16.28 0.00 0.00 0.00 0.00 04:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 36.52 36.52 33.15 33.15 0.00 0.00 0.00 0.00 Average: ens3 42.01 30.67 453.70 5.85 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-15021) 02/19/26 _x86_64_ (4 CPU) 04:19:05 LINUX RESTART (4 CPU) 04:20:53 CPU %user %nice %system %iowait %steal %idle 04:30:53 all 0.50 0.00 0.16 0.26 0.02 99.06 04:30:53 0 0.47 0.00 0.15 0.28 0.01 99.08 04:30:53 1 0.52 0.00 0.15 0.42 0.02 98.89 04:30:53 2 0.60 0.00 0.15 0.23 0.02 98.99 04:30:53 3 0.40 0.00 0.21 0.10 0.02 99.28 04:40:01 all 0.16 0.00 0.02 0.02 0.02 99.78 04:40:01 0 0.01 0.00 0.02 0.01 0.01 99.95 04:40:01 1 0.10 0.00 0.04 0.01 0.02 99.84 04:40:01 2 0.52 0.00 0.03 0.01 0.02 99.42 04:40:01 3 0.01 0.00 0.02 0.03 0.01 99.93 04:50:20 all 25.61 0.00 1.06 0.28 0.05 72.99 04:50:20 0 25.75 0.00 1.27 0.43 0.05 72.50 04:50:20 1 24.54 0.00 1.04 0.28 0.06 74.08 04:50:20 2 24.63 0.00 0.89 0.04 0.05 74.39 04:50:20 3 27.54 0.00 1.02 0.39 0.05 71.00 Average: all 9.19 0.00 0.43 0.19 0.03 90.16 Average: 0 9.18 0.00 0.50 0.25 0.02 90.05 Average: 1 8.80 0.00 0.43 0.24 0.03 90.50 Average: 2 8.98 0.00 0.37 0.10 0.03 90.52 Average: 3 9.78 0.00 0.43 0.18 0.03 89.58