---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-66706 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 705 11419 3 3864 14941 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:1a:37:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.232/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79568sec preferred_lft 79568sec inet6 fe80::f816:3eff:fe1a:3706/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:3b:41:88:45:ee 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::843b:41ff:fe88:45ee/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-66706) 04/05/26 _x86_64_ (4 CPU) 07:41:28 LINUX RESTART (4 CPU) 07:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:00:02 71.46 21.96 46.69 2.81 312.08 5216.88 2778.81 08:10:01 21.92 9.45 11.83 0.65 180.04 381.13 814.31 08:20:02 8.23 0.23 7.61 0.38 10.77 257.36 610.71 08:30:02 15.59 0.12 14.76 0.71 7.96 707.25 607.04 08:40:01 14.28 0.02 13.68 0.59 0.88 448.14 406.35 08:50:02 4.52 0.00 4.36 0.15 0.41 132.87 35.80 09:00:02 4.61 0.01 4.43 0.16 1.13 141.78 59.20 09:10:01 6.26 0.22 5.88 0.17 10.12 169.55 60.48 09:20:02 25.50 0.06 9.71 15.72 4.79 590.40 208558.97 09:30:02 5.50 0.02 5.33 0.14 1.32 165.65 66.83 Average: 17.78 3.21 12.43 2.15 52.90 821.07 21446.25 07:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:02 206712 2776100 13158368 80.37 262252 2353200 14117160 81.03 1883316 13755960 596 08:10:01 3668952 6314184 9623680 58.78 264004 2427420 10889272 62.50 1953348 10231972 416 08:20:02 5784980 8454344 7485968 45.72 265048 2450512 8823880 50.65 1961396 8114396 356 08:30:02 10919064 13719560 2222888 13.58 270292 2576324 3009280 17.27 2000568 2967232 308 08:40:01 8419624 11284668 4656580 28.44 272000 2639160 5363996 30.79 2004588 5439872 164 08:50:02 8409864 11293476 4647552 28.39 272452 2657276 5346400 30.69 2005816 5443788 652 09:00:02 7040584 9944388 5995832 36.62 272904 2677016 6768488 38.85 2007932 6819348 372 09:10:01 6956236 9885068 6055160 36.98 274292 2700672 6851876 39.33 2012584 6902440 444 09:20:02 8288924 11348084 4593140 28.05 278684 2826428 5314752 30.51 2026108 5552220 196 09:30:02 8203384 11287504 4653688 28.42 279220 2850836 5296680 30.40 2034488 5618156 224 Average: 6789832 9630738 6309286 38.53 271115 2615884 7178178 41.20 1989014 7084538 373 07:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:02 lo 34.32 34.32 21.31 21.31 0.00 0.00 0.00 0.00 08:00:02 ens3 2.27 2.08 0.68 0.58 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 lo 36.70 36.70 14.80 14.80 0.00 0.00 0.00 0.00 08:10:01 ens3 1.24 0.88 0.33 0.25 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:02 lo 11.80 11.80 7.27 7.27 0.00 0.00 0.00 0.00 08:20:02 ens3 0.73 0.47 0.16 0.11 0.00 0.00 0.00 0.00 08:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:02 lo 11.32 11.32 5.50 5.50 0.00 0.00 0.00 0.00 08:30:02 ens3 1.00 0.78 0.26 0.21 0.00 0.00 0.00 0.00 08:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 19.90 19.90 10.48 10.48 0.00 0.00 0.00 0.00 08:40:01 ens3 1.05 0.75 0.24 0.18 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:02 lo 22.92 22.92 9.06 9.06 0.00 0.00 0.00 0.00 08:50:02 ens3 0.66 0.49 0.13 0.10 0.00 0.00 0.00 0.00 08:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:02 lo 18.28 18.28 8.10 8.10 0.00 0.00 0.00 0.00 09:00:02 ens3 0.50 0.35 0.12 0.09 0.00 0.00 0.00 0.00 09:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 19.70 19.70 10.78 10.78 0.00 0.00 0.00 0.00 09:10:01 ens3 0.66 0.54 0.15 0.11 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:02 lo 17.89 17.89 10.08 10.08 0.00 0.00 0.00 0.00 09:20:02 ens3 0.96 0.75 0.26 0.20 0.00 0.00 0.00 0.00 09:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:02 lo 16.89 16.89 6.89 6.89 0.00 0.00 0.00 0.00 09:30:02 ens3 0.66 0.51 0.14 0.10 0.00 0.00 0.00 0.00 09:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.96 20.96 10.42 10.42 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.76 0.25 0.19 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-66706) 04/05/26 _x86_64_ (4 CPU) 07:41:28 LINUX RESTART (4 CPU) 07:50:02 CPU %user %nice %system %iowait %steal %idle 08:00:02 all 57.19 0.00 2.08 0.11 0.12 40.50 08:00:02 0 57.14 0.00 2.03 0.09 0.12 40.63 08:00:02 1 58.17 0.00 2.02 0.07 0.12 39.62 08:00:02 2 57.38 0.00 2.10 0.15 0.12 40.25 08:00:02 3 56.08 0.00 2.18 0.13 0.12 41.49 08:10:01 all 26.43 0.00 1.04 0.08 0.10 72.36 08:10:01 0 26.98 0.00 0.99 0.07 0.10 71.86 08:10:01 1 26.78 0.00 1.17 0.14 0.10 71.81 08:10:01 2 26.16 0.00 0.99 0.07 0.10 72.68 08:10:01 3 25.81 0.00 0.99 0.03 0.10 73.08 08:20:02 all 16.43 0.00 0.67 0.03 0.08 82.79 08:20:02 0 16.19 0.00 0.63 0.04 0.08 83.06 08:20:02 1 16.96 0.00 0.70 0.01 0.09 82.25 08:20:02 2 16.47 0.00 0.67 0.02 0.09 82.76 08:20:02 3 16.09 0.00 0.68 0.05 0.08 83.10 08:30:02 all 21.29 0.00 0.75 0.04 0.08 77.83 08:30:02 0 21.80 0.00 0.68 0.09 0.08 77.36 08:30:02 1 21.69 0.00 0.76 0.02 0.08 77.44 08:30:02 2 21.81 0.00 0.86 0.04 0.09 77.21 08:30:02 3 19.88 0.00 0.69 0.02 0.09 79.32 08:40:01 all 24.53 0.00 0.83 0.04 0.08 74.52 08:40:01 0 24.93 0.00 0.78 0.08 0.09 74.13 08:40:01 1 25.18 0.00 0.78 0.02 0.09 73.93 08:40:01 2 24.09 0.00 0.79 0.05 0.09 74.99 08:40:01 3 23.93 0.00 0.97 0.02 0.08 75.01 08:50:02 all 8.37 0.00 0.46 0.02 0.07 91.08 08:50:02 0 8.38 0.00 0.41 0.00 0.07 91.13 08:50:02 1 7.93 0.00 0.51 0.02 0.07 91.47 08:50:02 2 8.65 0.00 0.46 0.00 0.07 90.81 08:50:02 3 8.52 0.00 0.45 0.04 0.07 90.92 09:00:02 all 9.20 0.00 0.41 0.02 0.07 90.29 09:00:02 0 9.69 0.00 0.32 0.00 0.07 89.91 09:00:02 1 9.13 0.00 0.44 0.01 0.08 90.35 09:00:02 2 8.79 0.00 0.41 0.01 0.08 90.71 09:00:02 3 9.20 0.00 0.48 0.05 0.08 90.20 09:10:01 all 10.00 0.00 0.42 0.02 0.08 89.49 09:10:01 0 9.30 0.00 0.41 0.01 0.07 90.22 09:10:01 1 10.36 0.00 0.47 0.01 0.08 89.08 09:10:01 2 10.68 0.00 0.43 0.02 0.08 88.80 09:10:01 3 9.66 0.00 0.37 0.05 0.07 89.85 09:20:02 all 13.40 0.00 0.54 0.06 0.08 85.92 09:20:02 0 12.97 0.00 0.41 0.16 0.07 86.39 09:20:02 1 13.05 0.00 0.54 0.01 0.08 86.32 09:20:02 2 13.60 0.00 0.60 0.03 0.08 85.69 09:20:02 3 13.99 0.00 0.60 0.02 0.08 85.30 09:30:02 all 7.77 0.00 0.31 0.02 0.07 91.83 09:30:02 0 7.68 0.00 0.27 0.05 0.07 91.93 09:30:02 1 7.54 0.00 0.30 0.00 0.07 92.08 09:30:02 2 8.04 0.00 0.29 0.02 0.08 91.58 09:30:02 3 7.82 0.00 0.37 0.01 0.07 91.72 Average: all 19.44 0.00 0.75 0.04 0.08 79.68 Average: 0 19.48 0.00 0.69 0.06 0.08 79.69 Average: 1 19.67 0.00 0.77 0.03 0.08 79.45 Average: 2 19.54 0.00 0.76 0.04 0.09 79.57 Average: 3 19.08 0.00 0.78 0.04 0.08 80.02