---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14851 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 9.3G 146G 6% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 883 27611 4 3596 30740 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:92:b8:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82648sec preferred_lft 82648sec inet6 fe80::f816:3eff:fe92:b8f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:7a:97:91:a4:72 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-8c-8g-14851) 02/18/26 _x86_64_ (8 CPU) 13:17:53 LINUX RESTART (8 CPU) 13:20:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:30:36 3.11 0.07 2.84 0.19 3.26 231.35 444.83 13:40:03 1.19 0.01 1.18 0.00 0.04 14.18 0.20 13:50:36 1.01 0.00 1.01 0.00 0.06 11.81 0.00 14:00:32 15.11 0.00 1.14 13.96 0.15 13.26 516710.92 14:10:33 1.29 0.00 1.29 0.00 0.00 14.66 0.00 14:20:07 64.78 2.78 59.50 2.50 231.08 5925.19 2908.91 Average: 14.01 0.46 10.79 2.76 37.63 997.97 86586.33 13:20:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:30:36 30219776 31902528 481212 1.46 61624 1958184 1511556 4.46 206332 2164360 8 13:40:03 30215776 31899036 484484 1.47 62004 1958300 1511556 4.46 206724 2165612 16 13:50:36 30214380 31897976 485376 1.48 62324 1958328 1532960 4.52 207028 2166688 12 14:00:32 30203308 31897504 486312 1.48 62940 1968332 1511620 4.46 217544 2167800 60 14:10:33 30200352 31895028 488880 1.49 63420 1968344 1511620 4.46 218008 2169008 12 14:20:07 28290540 31494272 818404 2.49 142592 3309764 1608952 4.74 442760 3677732 34264 Average: 29890689 31831057 540778 1.65 75817 2186875 1531377 4.52 249733 2418533 5729 13:20:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:30:36 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 13:30:36 ens3 3.69 1.80 80.94 0.16 0.00 0.00 0.00 0.00 13:30:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:03 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:40:03 ens3 0.35 0.12 0.08 0.05 0.00 0.00 0.00 0.00 13:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:36 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 13:50:36 ens3 0.24 0.08 0.05 0.02 0.00 0.00 0.00 0.00 13:50:36 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:32 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:00:32 ens3 0.38 0.14 0.10 0.06 0.00 0.00 0.00 0.00 14:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:33 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 14:10:33 ens3 0.24 0.09 0.07 0.04 0.00 0.00 0.00 0.00 14:10:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:07 lo 0.59 0.59 0.11 0.11 0.00 0.00 0.00 0.00 14:20:07 ens3 55.85 39.29 501.16 8.33 0.00 0.00 0.00 0.00 14:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 9.78 6.68 94.18 1.39 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-8c-8g-14851) 02/18/26 _x86_64_ (8 CPU) 13:17:53 LINUX RESTART (8 CPU) 13:20:24 CPU %user %nice %system %iowait %steal %idle 13:30:36 all 0.09 0.00 0.04 0.11 0.01 99.75 13:30:36 0 0.26 0.00 0.05 0.05 0.02 99.62 13:30:36 1 0.09 0.00 0.04 0.02 0.01 99.84 13:30:36 2 0.09 0.00 0.04 0.02 0.00 99.84 13:30:36 3 0.06 0.00 0.03 0.10 0.00 99.80 13:30:36 4 0.04 0.00 0.02 0.01 0.00 99.93 13:30:36 5 0.09 0.00 0.05 0.11 0.01 99.75 13:30:36 6 0.03 0.00 0.02 0.00 0.00 99.94 13:30:36 7 0.06 0.00 0.06 0.56 0.01 99.31 13:40:03 all 0.02 0.00 0.02 0.00 0.01 99.95 13:40:03 0 0.03 0.00 0.02 0.00 0.02 99.93 13:40:03 1 0.03 0.00 0.02 0.01 0.01 99.93 13:40:03 2 0.02 0.00 0.02 0.00 0.01 99.95 13:40:03 3 0.01 0.00 0.00 0.00 0.00 99.99 13:40:03 4 0.01 0.00 0.00 0.00 0.00 99.99 13:40:03 5 0.05 0.00 0.04 0.00 0.01 99.90 13:40:03 6 0.02 0.00 0.01 0.00 0.00 99.97 13:40:03 7 0.03 0.00 0.01 0.01 0.00 99.94 13:50:36 all 0.11 0.00 0.02 0.11 0.00 99.76 13:50:36 0 0.01 0.00 0.02 0.24 0.00 99.73 13:50:36 1 0.37 0.00 0.04 0.45 0.01 99.12 13:50:36 2 0.01 0.00 0.01 0.08 0.00 99.90 13:50:36 3 0.01 0.00 0.00 0.00 0.00 99.98 13:50:36 4 0.01 0.00 0.02 0.00 0.00 99.97 13:50:36 5 0.46 0.00 0.02 0.09 0.01 99.43 13:50:36 6 0.00 0.00 0.01 0.00 0.00 99.99 13:50:36 7 0.01 0.00 0.01 0.00 0.00 99.98 14:00:32 all 0.04 0.00 0.02 0.64 0.00 99.29 14:00:32 0 0.01 0.00 0.02 0.00 0.00 99.97 14:00:32 1 0.15 0.00 0.02 0.64 0.01 99.18 14:00:32 2 0.13 0.00 0.06 4.32 0.01 95.48 14:00:32 3 0.01 0.00 0.01 0.04 0.00 99.94 14:00:32 4 0.00 0.00 0.00 0.05 0.00 99.94 14:00:32 5 0.02 0.00 0.02 0.05 0.01 99.90 14:00:32 6 0.01 0.00 0.01 0.00 0.00 99.98 14:00:32 7 0.02 0.00 0.02 0.04 0.00 99.93 14:10:33 all 0.07 0.00 0.02 0.02 0.01 99.88 14:10:33 0 0.01 0.00 0.01 0.01 0.01 99.97 14:10:33 1 0.02 0.00 0.02 0.14 0.01 99.82 14:10:33 2 0.47 0.00 0.02 0.00 0.01 99.50 14:10:33 3 0.00 0.00 0.01 0.00 0.00 99.99 14:10:33 4 0.01 0.00 0.02 0.00 0.01 99.96 14:10:33 5 0.02 0.00 0.03 0.03 0.02 99.90 14:10:33 6 0.01 0.00 0.02 0.00 0.00 99.97 14:10:33 7 0.02 0.00 0.03 0.00 0.01 99.94 14:20:07 all 3.66 0.00 0.44 0.39 0.03 95.48 14:20:07 0 4.10 0.00 0.44 0.10 0.02 95.34 14:20:07 1 3.22 0.00 0.51 1.49 0.02 94.75 14:20:07 2 3.97 0.00 0.51 0.54 0.02 94.96 14:20:07 3 5.39 0.00 0.45 0.25 0.02 93.89 14:20:07 4 1.99 0.00 0.32 0.13 0.02 97.53 14:20:07 5 2.82 0.00 0.48 0.31 0.02 96.37 14:20:07 6 3.71 0.00 0.43 0.17 0.02 95.67 14:20:07 7 4.07 0.00 0.34 0.17 0.08 95.35 Average: all 0.64 0.00 0.09 0.21 0.01 99.05 Average: 0 0.71 0.00 0.09 0.07 0.01 99.12 Average: 1 0.63 0.00 0.11 0.45 0.01 98.80 Average: 2 0.76 0.00 0.11 0.82 0.01 98.31 Average: 3 0.88 0.00 0.08 0.07 0.00 98.97 Average: 4 0.33 0.00 0.06 0.03 0.01 99.57 Average: 5 0.56 0.00 0.11 0.10 0.01 99.22 Average: 6 0.61 0.00 0.08 0.03 0.01 99.28 Average: 7 0.67 0.00 0.08 0.13 0.02 99.10