---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-992 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 713 10908 3 4366 14933 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:7d:1c:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79707sec preferred_lft 79707sec inet6 fe80::f816:3eff:fe7d:1c18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:70:83:60:ad:41 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::e870:83ff:fe60:ad41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-992) 04/07/26 _x86_64_ (4 CPU) 14:31:29 LINUX RESTART (4 CPU) 14:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:14 80.32 23.51 53.89 2.92 340.08 5377.79 3226.44 15:00:01 10.24 0.05 9.66 0.53 1.73 271.27 1345.21 15:10:14 6.89 0.09 6.47 0.33 6.59 241.77 873.36 15:20:14 15.57 0.05 14.86 0.67 1.91 693.05 843.37 15:30:01 14.50 0.01 13.85 0.64 0.96 448.62 276.23 15:40:14 4.70 0.04 4.51 0.16 1.86 125.52 59.91 15:50:14 5.27 0.01 5.07 0.18 1.13 156.19 61.71 16:00:01 5.32 0.00 5.12 0.20 0.31 159.94 58.72 16:10:14 8.90 0.04 8.49 0.36 4.37 554.79 487.23 16:20:14 7.59 0.02 7.24 0.33 0.92 288.63 524.64 Average: 15.92 2.39 12.91 0.63 36.08 832.93 775.73 14:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:14 683080 3831392 12100956 73.91 265240 2873684 13245112 76.03 2115520 12996704 152 15:00:01 3761216 6927260 9006960 55.01 266620 2889836 9778352 56.13 2131532 9895192 872 15:10:14 6403576 9594780 6342092 38.73 267704 2913904 7077872 40.63 2139684 7270848 432 15:20:14 10471340 13789520 2149920 13.13 272944 3035548 2896052 16.62 2178180 3183440 176 15:30:01 8097308 11478268 4459840 27.24 274944 3096324 5201200 29.85 2182264 5546576 40 15:40:14 8145884 11543964 4394076 26.84 275612 3112780 5187260 29.77 2184028 5494540 244 15:50:14 6598156 10017864 5919344 36.15 276112 3133912 6697060 38.44 2186240 7032308 208 16:00:01 6568748 10010360 5926940 36.20 276764 3155160 6739516 38.68 2189588 7057088 248 16:10:14 7774308 11346460 4591608 28.04 280948 3276880 5343916 30.67 2198520 5839804 424 16:20:14 7010096 10632148 5305424 32.40 281716 3325788 6041508 34.68 2217036 6580424 120 Average: 6551371 9917202 6019716 36.77 273860 3081382 6820785 39.15 2172259 7089692 292 14:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:14 lo 36.87 36.87 24.04 24.04 0.00 0.00 0.00 0.00 14:50:14 ens3 2.25 2.23 0.66 0.58 0.00 0.00 0.00 0.00 14:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:01 lo 38.36 38.36 14.40 14.40 0.00 0.00 0.00 0.00 15:00:01 ens3 1.17 0.88 0.29 0.23 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:14 lo 12.25 12.25 6.88 6.88 0.00 0.00 0.00 0.00 15:10:14 ens3 0.51 0.31 0.09 0.06 0.00 0.00 0.00 0.00 15:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:14 lo 7.61 7.61 4.01 4.01 0.00 0.00 0.00 0.00 15:20:14 ens3 0.86 0.71 0.22 0.18 0.00 0.00 0.00 0.00 15:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 19.60 19.60 10.22 10.22 0.00 0.00 0.00 0.00 15:30:01 ens3 0.83 0.66 0.16 0.13 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:14 lo 13.01 13.01 5.97 5.97 0.00 0.00 0.00 0.00 15:40:14 ens3 0.60 0.49 0.14 0.11 0.00 0.00 0.00 0.00 15:40:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:14 lo 28.00 28.00 11.20 11.20 0.00 0.00 0.00 0.00 15:50:14 ens3 0.73 0.53 0.18 0.13 0.00 0.00 0.00 0.00 15:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 20.41 20.41 11.00 11.00 0.00 0.00 0.00 0.00 16:00:01 ens3 3.90 1.15 0.72 1.43 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:14 lo 17.87 17.87 10.25 10.25 0.00 0.00 0.00 0.00 16:10:14 ens3 1.77 0.77 0.55 0.19 0.00 0.00 0.00 0.00 16:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:14 lo 24.59 24.59 10.42 10.42 0.00 0.00 0.00 0.00 16:20:14 ens3 1.16 0.68 2.03 0.15 0.00 0.00 0.00 0.00 16:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.78 21.78 10.82 10.82 0.00 0.00 0.00 0.00 Average: ens3 1.37 0.84 0.50 0.31 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-992) 04/07/26 _x86_64_ (4 CPU) 14:31:29 LINUX RESTART (4 CPU) 14:40:13 CPU %user %nice %system %iowait %steal %idle 14:50:14 all 63.77 0.00 2.38 0.22 0.11 33.53 14:50:14 0 63.80 0.00 2.19 0.34 0.11 33.56 14:50:14 1 64.04 0.00 2.46 0.22 0.10 33.18 14:50:14 2 64.87 0.00 2.38 0.15 0.11 32.49 14:50:14 3 62.37 0.00 2.48 0.15 0.11 34.89 15:00:01 all 20.64 0.00 0.94 0.05 0.10 78.27 15:00:01 0 21.14 0.00 1.01 0.07 0.10 77.69 15:00:01 1 20.95 0.00 0.90 0.08 0.10 77.97 15:00:01 2 19.68 0.00 0.91 0.02 0.10 79.29 15:00:01 3 20.81 0.00 0.92 0.04 0.10 78.13 15:10:14 all 15.99 0.00 0.70 0.18 0.08 83.06 15:10:14 0 15.84 0.00 0.62 0.20 0.08 83.25 15:10:14 1 15.58 0.00 0.75 0.07 0.09 83.52 15:10:14 2 16.25 0.00 0.71 0.39 0.08 82.57 15:10:14 3 16.28 0.00 0.71 0.04 0.08 82.89 15:20:14 all 20.72 0.00 0.79 0.06 0.08 78.34 15:20:14 0 20.88 0.00 0.70 0.04 0.08 78.30 15:20:14 1 20.68 0.00 0.86 0.05 0.09 78.32 15:20:14 2 21.56 0.00 0.80 0.14 0.09 77.42 15:20:14 3 19.76 0.00 0.82 0.03 0.07 79.31 15:30:01 all 26.03 0.00 0.86 0.11 0.08 72.92 15:30:01 0 26.41 0.00 0.87 0.12 0.08 72.52 15:30:01 1 26.09 0.00 0.83 0.22 0.09 72.77 15:30:01 2 27.01 0.00 0.90 0.02 0.08 71.98 15:30:01 3 24.59 0.00 0.85 0.06 0.08 74.42 15:40:14 all 7.07 0.00 0.32 0.03 0.07 92.51 15:40:14 0 7.17 0.00 0.33 0.00 0.07 92.42 15:40:14 1 6.92 0.00 0.30 0.02 0.08 92.68 15:40:14 2 7.35 0.00 0.36 0.06 0.07 92.16 15:40:14 3 6.84 0.00 0.29 0.02 0.07 92.79 15:50:14 all 10.53 0.00 0.46 0.10 0.08 88.83 15:50:14 0 10.38 0.00 0.46 0.23 0.07 88.86 15:50:14 1 10.81 0.00 0.43 0.10 0.09 88.57 15:50:14 2 10.42 0.00 0.44 0.02 0.08 89.04 15:50:14 3 10.51 0.00 0.50 0.05 0.08 88.85 16:00:01 all 10.01 0.00 0.42 0.04 0.08 89.45 16:00:01 0 9.95 0.00 0.39 0.04 0.07 89.55 16:00:01 1 10.13 0.00 0.48 0.08 0.08 89.22 16:00:01 2 9.78 0.00 0.40 0.03 0.08 89.71 16:00:01 3 10.17 0.00 0.42 0.01 0.07 89.32 16:10:14 all 13.51 0.00 0.52 0.04 0.08 85.85 16:10:14 0 12.90 0.00 0.46 0.01 0.08 86.55 16:10:14 1 13.66 0.00 0.50 0.03 0.08 85.74 16:10:14 2 13.98 0.00 0.54 0.03 0.08 85.37 16:10:14 3 13.49 0.00 0.58 0.10 0.08 85.75 16:20:14 all 15.36 0.00 0.63 0.03 0.08 83.90 16:20:14 0 15.94 0.00 0.65 0.01 0.08 83.31 16:20:14 1 15.04 0.00 0.69 0.03 0.08 84.16 16:20:14 2 14.77 0.00 0.61 0.05 0.09 84.48 16:20:14 3 15.68 0.00 0.57 0.03 0.07 83.65 Average: all 20.33 0.00 0.80 0.09 0.08 78.70 Average: 0 20.40 0.00 0.77 0.11 0.08 78.64 Average: 1 20.36 0.00 0.82 0.09 0.09 78.65 Average: 2 20.53 0.00 0.80 0.09 0.09 78.48 Average: 3 20.02 0.00 0.81 0.05 0.08 79.03