---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23789 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: 5600.00 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 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 661 9033 4 6294 14985 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:5d:fa:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84799sec preferred_lft 84799sec inet6 fe80::f816:3eff:fe5d:fa61/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:6f:9e:6b:0a:1b 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-23789) 02/27/26 _x86_64_ (4 CPU) 10:34:50 LINUX RESTART (4 CPU) 10:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:21 26.02 0.12 22.94 2.97 8.69 2286.31 13933.10 11:00:09 48.03 0.04 31.24 16.76 0.56 9249.82 253663.40 Average: 36.72 0.08 26.97 9.67 4.74 5672.61 130511.99 10:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:21 10024740 13477092 2481276 15.15 138168 3440084 2517360 14.45 688308 5253320 16808 11:00:09 6622052 12693240 3254896 19.88 166228 5932992 3257084 18.70 1571092 7691088 5108 Average: 8323396 13085166 2868086 17.52 152198 4686538 2887222 16.57 1129700 6472204 10958 10:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:21 lo 1467.21 1467.21 1391.05 1391.05 0.00 0.00 0.00 0.00 10:50:21 ens3 27.19 24.22 44.53 7.98 0.00 0.00 0.00 0.00 10:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:09 lo 1126.83 1126.83 1071.89 1071.89 0.00 0.00 0.00 0.00 11:00:09 ens3 39.85 33.86 147.99 9.63 0.00 0.00 0.00 0.00 11:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1301.68 1301.68 1235.85 1235.85 0.00 0.00 0.00 0.00 Average: ens3 33.35 28.91 94.84 8.78 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-23789) 02/27/26 _x86_64_ (4 CPU) 10:34:50 LINUX RESTART (4 CPU) 10:40:00 CPU %user %nice %system %iowait %steal %idle 10:50:21 all 62.15 0.00 2.29 2.56 0.10 32.90 10:50:21 0 61.59 0.00 1.96 2.41 0.10 33.95 10:50:21 1 62.47 0.00 2.53 2.51 0.10 32.39 10:50:21 2 61.49 0.00 2.55 2.87 0.10 32.98 10:50:21 3 63.06 0.00 2.13 2.44 0.10 32.28 11:00:09 all 57.92 0.00 2.32 4.99 0.11 34.67 11:00:09 0 58.83 0.00 2.51 4.22 0.10 34.34 11:00:09 1 60.24 0.00 2.41 7.02 0.11 30.22 11:00:09 2 56.00 0.00 2.30 0.55 0.11 41.04 11:00:09 3 56.59 0.00 2.06 8.16 0.11 33.08 Average: all 60.09 0.00 2.31 3.74 0.10 33.76 Average: 0 60.25 0.00 2.23 3.29 0.10 34.14 Average: 1 61.38 0.00 2.47 4.71 0.10 31.33 Average: 2 58.82 0.00 2.43 1.74 0.10 36.90 Average: 3 59.91 0.00 2.09 5.22 0.10 32.67