---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-4563 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 18G 61G 23% / 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 706 11466 3 3816 14940 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:7c:cf:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.65/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80182sec preferred_lft 80182sec inet6 fe80::f816:3eff:fe7c:cf02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:83:ba:16:0b:d6 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4563) 01/26/26 _x86_64_ (4 CPU) 12:05:41 LINUX RESTART (4 CPU) 12:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:03 96.36 3.77 88.30 4.29 543.77 32213.87 16437.62 12:30:31 52.38 26.79 24.14 1.44 356.41 1562.05 818.77 12:40:02 33.10 0.43 16.12 16.55 19.58 696.27 222631.97 12:50:31 8.52 0.02 8.20 0.30 0.69 210.90 271.33 13:00:31 7.65 0.01 7.36 0.28 0.43 179.99 362.65 13:10:09 6.38 0.04 6.06 0.28 3.77 191.20 114.71 13:20:05 6.05 0.02 5.81 0.22 0.99 146.80 63.69 13:30:04 5.01 0.00 4.82 0.19 0.13 137.33 374.57 13:40:31 8.41 0.10 7.96 0.35 2.82 499.86 97.15 Average: 24.94 3.58 18.79 2.57 104.64 3984.23 25497.36 12:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:03 1933700 6336472 9581556 58.52 254576 4049280 11213184 64.36 2167392 11596512 2380 12:30:31 4314268 7161096 8775088 53.59 259756 2622936 9426808 54.11 2105280 9427060 60 12:40:02 10678784 13646324 2294136 14.01 267260 2736160 3000780 17.22 2160848 3021236 276 12:50:31 9945068 12934128 3005960 18.36 268608 2756328 3695480 21.21 2164424 3755040 36 13:00:31 8252400 11259292 4679840 28.58 269568 2773184 5369996 30.82 2166480 5438604 176 13:10:09 8402980 11436304 4503152 27.50 270148 2799036 6432112 36.92 2170528 5294344 304 13:20:05 6849068 9899064 6039452 36.89 270628 2815228 6761584 38.81 2173800 6840316 728 13:30:04 8403940 11471744 4467620 27.29 271144 2832504 5236820 30.06 2176040 5289504 264 13:40:31 8120476 11301640 4637580 28.32 274804 2941424 5287276 30.35 2191160 5547688 440 Average: 7433409 10605118 5331598 32.56 267388 2925120 6269338 35.99 2163995 6245589 518 12:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:03 lo 12.27 12.27 11.82 11.82 0.00 0.00 0.00 0.00 12:20:03 ens3 69.65 54.61 1169.26 5.71 0.00 0.00 0.00 0.00 12:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:31 lo 40.23 40.23 18.72 18.72 0.00 0.00 0.00 0.00 12:30:31 ens3 1.90 1.60 0.43 0.36 0.00 0.00 0.00 0.00 12:30:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:02 lo 23.08 23.08 9.09 9.09 0.00 0.00 0.00 0.00 12:40:02 ens3 1.46 1.09 0.36 1.00 0.00 0.00 0.00 0.00 12:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:31 lo 6.89 6.89 4.21 4.21 0.00 0.00 0.00 0.00 12:50:31 ens3 0.74 0.66 0.14 0.35 0.00 0.00 0.00 0.00 12:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:31 lo 19.75 19.75 9.37 9.37 0.00 0.00 0.00 0.00 13:00:31 ens3 0.89 0.63 0.21 0.16 0.00 0.00 0.00 0.00 13:00:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 lo 27.79 27.79 9.60 9.60 0.00 0.00 0.00 0.00 13:10:09 ens3 0.64 0.44 0.14 0.10 0.00 0.00 0.00 0.00 13:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:05 lo 21.91 21.91 12.13 12.13 0.00 0.00 0.00 0.00 13:20:05 ens3 0.82 0.60 0.18 0.14 0.00 0.00 0.00 0.00 13:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:04 lo 15.39 15.39 8.92 8.92 0.00 0.00 0.00 0.00 13:30:04 ens3 0.87 0.55 0.23 0.17 0.00 0.00 0.00 0.00 13:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:31 lo 23.33 23.33 10.81 10.81 0.00 0.00 0.00 0.00 13:40:31 ens3 1.26 0.91 0.38 0.29 0.00 0.00 0.00 0.00 13:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.18 21.18 10.54 10.54 0.00 0.00 0.00 0.00 Average: ens3 8.69 6.79 130.05 0.92 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-4563) 01/26/26 _x86_64_ (4 CPU) 12:05:41 LINUX RESTART (4 CPU) 12:10:00 CPU %user %nice %system %iowait %steal %idle 12:20:03 all 55.61 0.00 2.70 0.77 0.11 40.81 12:20:03 0 55.17 0.00 2.59 0.58 0.11 41.55 12:20:03 1 57.89 0.00 2.80 1.20 0.11 37.99 12:20:03 2 53.45 0.00 2.50 0.58 0.11 43.35 12:20:03 3 55.92 0.00 2.90 0.71 0.12 40.36 12:30:31 all 43.65 0.00 1.92 0.09 0.12 54.23 12:30:31 0 43.51 0.00 1.93 0.16 0.12 54.29 12:30:31 1 43.18 0.00 1.97 0.08 0.12 54.65 12:30:31 2 43.70 0.00 1.94 0.04 0.12 54.20 12:30:31 3 44.21 0.00 1.84 0.06 0.12 53.77 12:40:02 all 24.18 0.00 1.08 0.07 0.09 74.57 12:40:02 0 24.89 0.00 1.00 0.03 0.09 73.99 12:40:02 1 24.12 0.00 1.12 0.11 0.10 74.56 12:40:02 2 23.92 0.00 1.13 0.09 0.09 74.77 12:40:02 3 23.80 0.00 1.06 0.07 0.09 74.97 12:50:31 all 11.95 0.00 0.51 0.02 0.07 87.45 12:50:31 0 12.14 0.00 0.42 0.00 0.06 87.37 12:50:31 1 11.66 0.00 0.50 0.02 0.07 87.76 12:50:31 2 12.57 0.00 0.60 0.02 0.07 86.73 12:50:31 3 11.42 0.00 0.53 0.04 0.06 87.95 13:00:31 all 13.72 0.00 0.67 0.04 0.07 85.49 13:00:31 0 13.39 0.00 0.63 0.01 0.07 85.90 13:00:31 1 14.24 0.00 0.71 0.04 0.08 84.93 13:00:31 2 13.53 0.00 0.74 0.02 0.07 85.64 13:00:31 3 13.75 0.00 0.59 0.09 0.07 85.49 13:10:09 all 14.65 0.00 0.76 0.02 0.07 84.50 13:10:09 0 15.06 0.00 0.80 0.02 0.07 84.05 13:10:09 1 14.40 0.00 0.95 0.02 0.07 84.55 13:10:09 2 14.55 0.00 0.66 0.03 0.07 84.69 13:10:09 3 14.57 0.00 0.62 0.01 0.07 84.72 13:20:05 all 13.16 0.00 0.53 0.02 0.07 86.21 13:20:05 0 12.19 0.00 0.44 0.04 0.07 87.25 13:20:05 1 13.42 0.00 0.65 0.02 0.08 85.83 13:20:05 2 13.93 0.00 0.49 0.02 0.07 85.48 13:20:05 3 13.09 0.00 0.54 0.01 0.08 86.29 13:30:04 all 8.27 0.00 0.53 0.02 0.07 91.10 13:30:04 0 8.47 0.00 0.55 0.02 0.07 90.89 13:30:04 1 8.22 0.00 0.50 0.02 0.08 91.19 13:30:04 2 8.32 0.00 0.56 0.02 0.08 91.01 13:30:04 3 8.08 0.00 0.52 0.01 0.07 91.32 13:40:31 all 14.44 0.00 0.59 0.03 0.07 84.87 13:40:31 0 14.03 0.00 0.52 0.01 0.07 85.37 13:40:31 1 14.25 0.00 0.61 0.05 0.08 85.02 13:40:31 2 14.45 0.00 0.60 0.02 0.08 84.85 13:40:31 3 15.02 0.00 0.62 0.06 0.07 84.24 Average: all 22.25 0.00 1.03 0.12 0.08 76.52 Average: 0 22.16 0.00 0.99 0.10 0.08 76.68 Average: 1 22.44 0.00 1.09 0.17 0.09 76.21 Average: 2 22.11 0.00 1.03 0.09 0.09 76.69 Average: 3 22.28 0.00 1.03 0.12 0.08 76.49