---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5804 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 18G 60G 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 701 11845 4 3442 14944 Swap: 1023 1 1022 ---> 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:1d:86:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79936sec preferred_lft 79936sec inet6 fe80::f816:3eff:fe1d:86b7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:d4:d6:63:4f:69 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 inet6 fe80::b8d4:d6ff:fe63:4f69/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-5804) 03/19/26 _x86_64_ (4 CPU) 06:04:49 LINUX RESTART (4 CPU) 06:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:20:01 92.34 23.19 65.76 3.39 378.96 12809.69 6952.17 06:30:01 28.55 9.14 18.42 0.99 175.17 509.94 1134.66 06:40:01 8.84 0.23 8.24 0.38 8.84 469.63 441.35 06:50:01 16.32 0.06 15.52 0.74 1.76 444.21 768.33 07:00:01 6.97 0.02 6.62 0.33 0.91 180.31 112.39 07:10:01 21.93 0.10 6.33 15.50 4.26 159.00 209572.38 07:20:01 3.40 0.01 3.27 0.12 0.75 103.87 44.31 07:30:01 4.85 0.00 4.66 0.19 0.31 136.08 137.67 07:40:01 11.68 0.40 10.72 0.56 12.91 648.57 424.64 07:50:01 4.87 0.03 4.65 0.19 0.71 159.50 65.91 Average: 20.00 3.32 14.44 2.24 58.56 1565.65 21963.24 06:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:20:01 3509492 6887816 9029512 55.15 269872 3098304 9957900 57.16 2118792 10151980 1832 06:30:01 3746896 6116696 9820648 59.98 240452 2186676 11046144 63.40 1927128 10184876 496 06:40:01 10565396 13030672 2910904 17.78 244556 2277844 3742260 21.48 1954880 3380676 248 06:50:01 10411268 12923912 3017708 18.43 247068 2322648 3809668 21.87 1970644 3513332 304 07:00:01 8706152 11239632 4701056 28.71 248276 2342276 5498368 31.56 1973244 5209408 264 07:10:01 11456436 14024052 1917964 11.71 249792 2374896 3002492 17.23 1981528 2464924 13952 07:20:01 7147488 9717176 6222480 38.00 250248 2376512 6903196 39.62 1982160 6755852 80 07:30:01 7115448 9702508 6237064 38.09 250700 2393432 7028356 40.34 1985132 6778028 572 07:40:01 8633536 11359768 4580724 27.98 255196 2527808 5250348 30.14 2003572 5255192 320 07:50:01 7834052 10584344 5355544 32.71 255684 2551356 5969452 34.26 2013940 6030692 268 Average: 7912616 10558658 5379360 32.85 251184 2445175 6220818 35.71 1991102 5972496 1834 06:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:20:01 lo 21.27 21.27 17.29 17.29 0.00 0.00 0.00 0.00 06:20:01 ens3 2.19 1.85 1.26 0.51 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:30:01 lo 44.39 44.39 18.53 18.53 0.00 0.00 0.00 0.00 06:30:01 ens3 1.96 1.37 0.51 0.39 0.00 0.00 0.00 0.00 06:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 14.05 14.05 5.85 5.85 0.00 0.00 0.00 0.00 06:40:01 ens3 1.08 0.89 0.28 0.94 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 10.60 10.60 6.22 6.22 0.00 0.00 0.00 0.00 06:50:01 ens3 1.29 1.13 0.22 0.70 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 19.45 19.45 9.29 9.29 0.00 0.00 0.00 0.00 07:00:01 ens3 0.85 0.81 0.21 0.17 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 lo 28.26 28.26 9.83 9.83 0.00 0.00 0.00 0.00 07:10:01 ens3 1.09 0.55 0.33 0.23 0.00 0.00 0.00 0.00 07:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 16.77 16.77 8.54 8.54 0.00 0.00 0.00 0.00 07:20:01 ens3 1.00 0.61 0.30 0.21 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 16.06 16.06 9.76 9.76 0.00 0.00 0.00 0.00 07:30:01 ens3 0.78 0.58 0.20 0.14 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 18.67 18.67 10.19 10.19 0.00 0.00 0.00 0.00 07:40:01 ens3 2.02 1.15 0.67 0.47 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 30.92 30.92 11.87 11.87 0.00 0.00 0.00 0.00 07:50:01 ens3 3.09 0.94 1.03 0.64 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.04 22.04 10.74 10.74 0.00 0.00 0.00 0.00 Average: ens3 1.53 0.99 0.50 0.44 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-5804) 03/19/26 _x86_64_ (4 CPU) 06:04:49 LINUX RESTART (4 CPU) 06:10:00 CPU %user %nice %system %iowait %steal %idle 06:20:01 all 51.39 0.00 2.00 0.32 0.09 46.20 06:20:01 0 50.29 0.00 1.98 0.39 0.09 47.24 06:20:01 1 51.26 0.00 1.98 0.32 0.09 46.36 06:20:01 2 51.20 0.00 1.92 0.27 0.10 46.52 06:20:01 3 52.80 0.00 2.10 0.32 0.09 44.68 06:30:01 all 39.28 0.00 1.43 0.12 0.11 59.07 06:30:01 0 40.47 0.00 1.41 0.11 0.11 57.91 06:30:01 1 38.77 0.00 1.40 0.16 0.11 59.57 06:30:01 2 39.02 0.00 1.38 0.10 0.11 59.39 06:30:01 3 38.84 0.00 1.52 0.10 0.11 59.43 06:40:01 all 10.58 0.00 0.56 0.04 0.10 88.71 06:40:01 0 11.55 0.00 0.58 0.09 0.11 87.68 06:40:01 1 10.35 0.00 0.53 0.01 0.10 89.00 06:40:01 2 10.12 0.00 0.57 0.05 0.11 89.16 06:40:01 3 10.31 0.00 0.55 0.01 0.10 89.02 06:50:01 all 24.53 0.00 0.85 0.05 0.09 74.48 06:50:01 0 24.77 0.00 0.92 0.08 0.09 74.14 06:50:01 1 24.51 0.00 0.75 0.08 0.09 74.57 06:50:01 2 23.85 0.00 0.95 0.03 0.10 75.08 06:50:01 3 25.00 0.00 0.77 0.03 0.08 74.12 07:00:01 all 15.05 0.00 0.71 0.03 0.08 84.13 07:00:01 0 14.94 0.00 0.65 0.03 0.08 84.30 07:00:01 1 15.10 0.00 0.76 0.07 0.08 83.99 07:00:01 2 14.80 0.00 0.80 0.01 0.08 84.31 07:00:01 3 15.36 0.00 0.64 0.02 0.07 83.91 07:10:01 all 11.74 0.00 0.60 0.05 0.08 87.54 07:10:01 0 11.95 0.00 0.63 0.03 0.08 87.32 07:10:01 1 12.23 0.00 0.60 0.11 0.08 86.98 07:10:01 2 11.22 0.00 0.62 0.03 0.08 88.05 07:10:01 3 11.57 0.00 0.54 0.02 0.08 87.79 07:20:01 all 7.85 0.00 0.35 0.03 0.09 91.69 07:20:01 0 7.65 0.00 0.39 0.03 0.09 91.84 07:20:01 1 7.94 0.00 0.31 0.02 0.09 91.63 07:20:01 2 7.87 0.00 0.35 0.04 0.10 91.64 07:20:01 3 7.93 0.00 0.36 0.01 0.08 91.63 07:30:01 all 9.67 0.00 0.39 0.03 0.10 89.82 07:30:01 0 9.70 0.00 0.36 0.02 0.09 89.84 07:30:01 1 9.58 0.00 0.43 0.06 0.10 89.82 07:30:01 2 9.81 0.00 0.37 0.02 0.10 89.70 07:30:01 3 9.59 0.00 0.38 0.01 0.10 89.92 07:40:01 all 19.70 0.00 0.71 0.06 0.09 79.44 07:40:01 0 19.62 0.00 0.69 0.04 0.09 79.56 07:40:01 1 19.96 0.00 0.58 0.02 0.09 79.35 07:40:01 2 19.97 0.00 0.86 0.10 0.10 78.97 07:40:01 3 19.24 0.00 0.70 0.07 0.09 79.89 07:50:01 all 11.18 0.00 0.58 0.05 0.09 88.10 07:50:01 0 11.03 0.00 0.56 0.02 0.10 88.29 07:50:01 1 11.29 0.00 0.60 0.04 0.10 87.97 07:50:01 2 11.35 0.00 0.52 0.14 0.10 87.89 07:50:01 3 11.05 0.00 0.62 0.02 0.09 88.23 Average: all 20.11 0.00 0.82 0.08 0.09 78.91 Average: 0 20.21 0.00 0.82 0.08 0.09 78.79 Average: 1 20.11 0.00 0.80 0.09 0.09 78.92 Average: 2 19.93 0.00 0.83 0.08 0.10 79.06 Average: 3 20.17 0.00 0.82 0.06 0.09 78.86