---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-23100 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: 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 11G 68G 14% / 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 660 10533 4 4795 14986 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:f1:e0:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80238sec preferred_lft 80238sec inet6 fe80::f816:3eff:fef1:e00d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:c9:44:b2:dd:f3 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-4g-23100) 01/08/26 _x86_64_ (4 CPU) 10:08:22 LINUX RESTART (4 CPU) 10:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:01 17.26 12.46 4.44 0.36 741.63 677.53 7607.69 10:30:01 1.29 0.00 1.29 0.00 0.03 15.11 0.00 10:40:01 14.00 0.00 1.33 12.67 0.15 15.41 242536.41 10:50:01 1.46 0.00 1.46 0.00 0.00 16.49 0.00 11:00:01 1.51 0.00 1.51 0.00 0.00 16.77 0.00 11:10:01 1.52 0.00 1.52 0.00 0.00 17.21 0.00 11:20:01 1.53 0.00 1.53 0.00 0.00 17.36 0.04 11:30:01 1.49 0.00 1.49 0.00 0.00 16.85 0.00 11:40:01 49.51 3.98 44.38 1.16 243.91 4471.87 1232.93 11:50:01 25.04 0.93 20.63 3.47 29.43 2971.27 6766.31 Average: 11.46 1.74 7.96 1.77 101.53 823.59 25813.96 10:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 13392184 15513828 492672 3.01 60988 2277652 1137848 6.53 433432 2274928 172 10:30:01 13391488 15513560 492908 3.01 61396 2277664 1137848 6.53 433836 2275400 8 10:40:01 13382468 15509748 496600 3.03 62008 2282292 1137912 6.53 439164 2287084 12 10:50:01 13382256 15510156 496284 3.03 62584 2282292 1137976 6.53 439772 2287032 12 11:00:01 13384780 15513296 493172 3.01 63168 2282372 1137976 6.53 440308 2287212 8 11:10:01 13381000 15510432 496092 3.03 63752 2282640 1138040 6.53 440948 2291264 28 11:20:01 13379992 15510008 496600 3.03 64320 2282652 1138040 6.53 441520 2291492 12 11:30:01 13379752 15510292 496140 3.03 64880 2282660 1138040 6.53 442028 2291560 12 11:40:01 10272172 13704500 2255228 13.77 130500 3427284 2574004 14.77 771864 4949432 23564 11:50:01 10890292 15431228 521712 3.19 166248 4420260 1049260 6.02 1101436 3909444 361304 Average: 12823638 15322705 673741 4.11 79984 2609777 1272694 7.31 538431 2714485 38513 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 10:20:01 ens3 9.71 5.04 185.66 0.41 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:30:01 ens3 0.40 0.11 0.08 0.04 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 1.01 0.66 0.15 0.56 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 10:50:01 ens3 0.29 0.09 0.05 0.02 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:00:01 ens3 0.26 0.08 0.04 0.02 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:10:01 ens3 0.39 0.14 0.10 0.06 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:20:01 ens3 0.27 0.09 0.05 0.02 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:01 ens3 0.25 0.08 0.05 0.02 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 1.23 1.23 0.14 0.14 0.00 0.00 0.00 0.00 11:40:01 ens3 97.15 73.37 681.71 16.41 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 1509.39 1509.39 1437.74 1437.74 0.00 0.00 0.00 0.00 11:50:01 ens3 69.92 56.02 462.00 38.47 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 151.15 151.15 143.79 143.79 0.00 0.00 0.00 0.00 Average: ens3 17.96 13.57 132.99 5.60 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-4g-23100) 01/08/26 _x86_64_ (4 CPU) 10:08:22 LINUX RESTART (4 CPU) 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 0.42 0.08 0.15 0.27 0.02 99.05 10:20:01 0 0.48 0.05 0.16 0.31 0.01 98.99 10:20:01 1 0.31 0.26 0.18 0.41 0.02 98.83 10:20:01 2 0.40 0.01 0.11 0.12 0.02 99.34 10:20:01 3 0.51 0.00 0.16 0.26 0.02 99.05 10:30:01 all 0.21 0.00 0.02 0.20 0.02 99.56 10:30:01 0 0.02 0.00 0.02 0.00 0.01 99.96 10:30:01 1 0.02 0.00 0.03 0.02 0.02 99.92 10:30:01 2 0.45 0.00 0.02 0.76 0.01 98.76 10:30:01 3 0.34 0.00 0.02 0.00 0.03 99.60 10:40:01 all 0.20 0.00 0.03 0.45 0.02 99.31 10:40:01 0 0.07 0.00 0.02 0.56 0.01 99.34 10:40:01 1 0.04 0.00 0.03 0.03 0.02 99.88 10:40:01 2 0.10 0.00 0.02 0.83 0.01 99.04 10:40:01 3 0.61 0.00 0.03 0.38 0.02 98.96 10:50:01 all 0.07 0.00 0.02 0.03 0.01 99.87 10:50:01 0 0.01 0.00 0.01 0.00 0.00 99.98 10:50:01 1 0.03 0.00 0.03 0.01 0.02 99.92 10:50:01 2 0.04 0.00 0.04 0.07 0.02 99.83 10:50:01 3 0.19 0.00 0.02 0.03 0.01 99.75 11:00:01 all 0.07 0.00 0.03 0.07 0.02 99.82 11:00:01 0 0.08 0.00 0.01 0.00 0.01 99.91 11:00:01 1 0.15 0.00 0.03 0.02 0.02 99.78 11:00:01 2 0.03 0.00 0.03 0.21 0.02 99.71 11:00:01 3 0.02 0.00 0.03 0.06 0.02 99.88 11:10:01 all 0.05 0.00 0.02 0.06 0.02 99.86 11:10:01 0 0.09 0.00 0.02 0.00 0.02 99.87 11:10:01 1 0.05 0.00 0.02 0.15 0.02 99.76 11:10:01 2 0.03 0.00 0.03 0.08 0.02 99.86 11:10:01 3 0.02 0.00 0.02 0.01 0.02 99.93 11:20:01 all 0.07 0.00 0.02 0.02 0.02 99.87 11:20:01 0 0.23 0.00 0.01 0.00 0.02 99.74 11:20:01 1 0.02 0.00 0.02 0.07 0.01 99.88 11:20:01 2 0.02 0.00 0.02 0.00 0.01 99.94 11:20:01 3 0.02 0.00 0.03 0.01 0.03 99.92 11:30:01 all 0.11 0.00 0.02 0.02 0.02 99.83 11:30:01 0 0.20 0.00 0.01 0.03 0.01 99.75 11:30:01 1 0.03 0.00 0.04 0.02 0.03 99.89 11:30:01 2 0.02 0.00 0.03 0.00 0.02 99.93 11:30:01 3 0.17 0.00 0.02 0.03 0.02 99.77 11:40:01 all 54.59 0.00 1.93 0.52 0.09 42.87 11:40:01 0 54.00 0.00 1.69 1.15 0.10 43.06 11:40:01 1 55.04 0.00 1.79 0.36 0.09 42.72 11:40:01 2 53.47 0.00 1.91 0.29 0.10 44.23 11:40:01 3 55.86 0.00 2.32 0.27 0.09 41.46 11:50:01 all 70.22 0.00 2.70 0.17 0.12 26.79 11:50:01 0 71.22 0.00 2.63 0.23 0.14 25.78 11:50:01 1 68.29 0.00 2.94 0.21 0.11 28.45 11:50:01 2 70.74 0.00 2.68 0.14 0.11 26.32 11:50:01 3 70.62 0.00 2.55 0.11 0.11 26.60 Average: all 12.57 0.01 0.49 0.18 0.03 86.72 Average: 0 12.61 0.01 0.46 0.23 0.03 86.67 Average: 1 12.37 0.03 0.51 0.13 0.04 86.93 Average: 2 12.49 0.00 0.49 0.25 0.03 86.73 Average: 3 12.80 0.00 0.52 0.12 0.04 86.53