---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-21227 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 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 726 10505 4 4757 14920 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:ed:fa:6f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.153/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80931sec preferred_lft 80931sec inet6 fe80::f816:3eff:feed:fa6f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:59:0e:e3:7c:92 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-21227) 02/26/26 _x86_64_ (4 CPU) 11:27:27 LINUX RESTART (4 CPU) 11:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:40:18 1.46 0.04 1.41 0.01 1.47 18.22 0.71 11:50:19 1.34 0.00 1.34 0.00 0.04 15.48 0.00 12:00:37 1.22 0.00 1.22 0.00 0.41 14.19 0.00 12:10:19 1.29 0.00 1.29 0.00 0.00 14.98 0.00 12:20:08 1.28 0.00 1.28 0.00 0.01 14.57 0.00 12:30:13 26.51 1.33 25.06 0.12 96.29 943.63 1004.31 12:40:07 35.54 2.75 18.38 14.41 156.59 3815.44 245521.33 12:50:00 22.43 0.85 19.38 2.20 28.41 3385.85 6871.53 Average: 11.35 0.62 8.66 2.08 35.34 1020.71 31429.95 11:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:40:18 13800772 15528796 490260 2.99 53764 1901352 1129000 6.48 191924 2138064 20 11:50:19 13797524 15525964 493020 3.01 54128 1901368 1129064 6.48 192308 2141136 12 12:00:37 13794764 15523928 495000 3.02 54568 1901620 1129064 6.48 192740 2142628 8 12:10:19 13789992 15519472 499304 3.05 54872 1901640 1129260 6.48 193020 2146740 36 12:20:08 13787976 15518004 500756 3.06 55252 1901772 1129260 6.48 193428 2146956 52 12:30:13 13253628 15413828 576104 3.52 89232 2273260 1180916 6.78 313300 2519600 202668 12:40:07 11010952 14102440 1859100 11.35 126664 3105208 2507168 14.39 537996 4460848 13060 12:50:00 8934172 13063544 2889432 17.65 166344 4018148 3074340 17.65 782376 6204024 112392 Average: 12771222 15024497 975372 5.96 81853 2363046 1551009 8.90 324636 2987500 41031 11:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:40:18 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:40:18 ens3 0.82 0.22 0.23 0.12 0.00 0.00 0.00 0.00 11:40:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:19 ens3 1.08 0.19 0.23 0.11 0.00 0.00 0.00 0.00 11:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:37 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:37 ens3 0.43 0.11 0.09 0.04 0.00 0.00 0.00 0.00 12:00:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:19 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:10:19 ens3 0.52 0.44 0.09 0.74 0.00 0.00 0.00 0.00 12:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:08 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:20:08 ens3 0.25 0.08 0.05 0.02 0.00 0.00 0.00 0.00 12:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:13 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 12:30:13 ens3 33.24 22.82 211.69 5.21 0.00 0.00 0.00 0.00 12:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:07 lo 0.94 0.94 0.10 0.10 0.00 0.00 0.00 0.00 12:40:07 ens3 103.37 77.69 722.15 16.57 0.00 0.00 0.00 0.00 12:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:00 lo 1103.56 1103.56 1051.34 1051.34 0.00 0.00 0.00 0.00 12:50:00 ens3 84.21 62.74 371.73 18.37 0.00 0.00 0.00 0.00 12:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 136.65 136.65 130.01 130.01 0.00 0.00 0.00 0.00 Average: ens3 27.82 20.40 162.34 5.11 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-21227) 02/26/26 _x86_64_ (4 CPU) 11:27:27 LINUX RESTART (4 CPU) 11:30:08 CPU %user %nice %system %iowait %steal %idle 11:40:18 all 0.05 0.00 0.03 0.02 0.02 99.89 11:40:18 0 0.02 0.00 0.02 0.01 0.01 99.94 11:40:18 1 0.03 0.00 0.02 0.05 0.02 99.88 11:40:18 2 0.03 0.00 0.03 0.00 0.01 99.93 11:40:18 3 0.11 0.00 0.04 0.01 0.02 99.82 11:50:19 all 0.04 0.00 0.02 0.02 0.02 99.90 11:50:19 0 0.02 0.00 0.02 0.02 0.01 99.93 11:50:19 1 0.06 0.00 0.03 0.05 0.02 99.84 11:50:19 2 0.04 0.00 0.04 0.00 0.02 99.90 11:50:19 3 0.04 0.00 0.01 0.02 0.01 99.92 12:00:37 all 0.16 0.00 0.02 0.33 0.01 99.47 12:00:37 0 0.01 0.00 0.01 0.03 0.01 99.94 12:00:37 1 0.56 0.00 0.03 0.00 0.03 99.38 12:00:37 2 0.03 0.00 0.02 0.00 0.00 99.94 12:00:37 3 0.03 0.00 0.03 1.29 0.02 98.63 12:10:19 all 0.11 0.00 0.02 0.01 0.02 99.84 12:10:19 0 0.02 0.00 0.03 0.01 0.02 99.92 12:10:19 1 0.33 0.00 0.03 0.00 0.02 99.63 12:10:19 2 0.05 0.00 0.02 0.00 0.01 99.91 12:10:19 3 0.03 0.00 0.02 0.02 0.02 99.91 12:20:08 all 0.06 0.00 0.02 0.07 0.02 99.83 12:20:08 0 0.01 0.00 0.01 0.01 0.01 99.95 12:20:08 1 0.02 0.00 0.03 0.00 0.02 99.92 12:20:08 2 0.03 0.00 0.03 0.00 0.01 99.93 12:20:08 3 0.17 0.00 0.02 0.26 0.02 99.53 12:30:13 all 1.82 0.00 0.23 0.26 0.02 97.67 12:30:13 0 2.01 0.00 0.26 0.05 0.01 97.67 12:30:13 1 2.34 0.00 0.23 0.14 0.02 97.27 12:30:13 2 0.74 0.00 0.14 0.02 0.01 99.08 12:30:13 3 2.19 0.00 0.29 0.83 0.03 96.66 12:40:07 all 44.17 0.00 1.51 1.68 0.08 52.56 12:40:07 0 42.46 0.00 1.42 3.20 0.07 52.84 12:40:07 1 44.14 0.00 1.48 3.07 0.08 51.23 12:40:07 2 45.92 0.00 1.55 0.15 0.08 52.31 12:40:07 3 44.17 0.00 1.57 0.32 0.07 53.87 12:50:00 all 68.19 0.00 2.69 1.13 0.13 27.86 12:50:00 0 67.67 0.00 2.72 0.93 0.13 28.55 12:50:00 1 70.22 0.00 2.49 1.11 0.13 26.05 12:50:00 2 65.10 0.00 2.64 0.98 0.13 31.14 12:50:00 3 69.77 0.00 2.92 1.51 0.13 25.67 Average: all 14.13 0.00 0.56 0.44 0.04 84.83 Average: 0 13.86 0.00 0.55 0.53 0.03 85.03 Average: 1 14.53 0.00 0.54 0.55 0.04 84.34 Average: 2 13.80 0.00 0.55 0.14 0.03 85.47 Average: 3 14.34 0.00 0.61 0.53 0.04 84.48