---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-38536 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 707 11239 3 4042 14939 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:ca:5c:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79017sec preferred_lft 79017sec inet6 fe80::f816:3eff:feca:5cd3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:b0:ce:9d:ef:cb 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::3cb0:ceff:fe9d:efcb/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-38536) 03/25/26 _x86_64_ (4 CPU) 09:54:30 LINUX RESTART (4 CPU) 10:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:07 95.50 22.90 69.29 3.31 298.27 13381.59 8234.00 10:20:07 24.30 5.18 18.18 0.94 105.88 501.29 1927.31 10:30:07 5.25 0.16 4.86 0.23 10.71 173.99 117.80 10:40:07 22.36 0.11 6.62 15.62 3.51 205.35 213044.54 10:50:07 14.87 0.03 14.21 0.62 1.25 688.24 1146.20 11:00:07 13.94 0.01 13.31 0.62 0.63 435.01 635.15 11:10:07 4.25 0.02 4.17 0.06 1.53 70.99 43.03 11:20:07 3.49 0.00 3.38 0.11 0.00 111.11 31.35 11:30:07 7.92 0.02 7.54 0.36 2.03 256.92 156.39 11:40:01 6.07 0.00 5.89 0.18 0.13 172.66 57.59 11:50:01 8.87 0.03 8.47 0.36 3.85 577.30 195.25 Average: 18.85 2.60 14.21 2.04 39.06 1514.19 20522.23 10:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:07 168460 5003748 10922692 66.71 270016 4445776 11841708 67.97 2212072 13297828 1504 10:20:07 3291028 6122312 9815436 59.95 269576 2600220 10964648 62.94 2096812 10453656 608 10:30:07 8034612 10883044 5055540 30.88 270212 2616556 7054832 40.49 2107768 5707820 104 10:40:07 6937780 9806944 6133272 37.46 271368 2636104 7017652 40.28 2118096 6791868 388 10:50:07 10775960 13772960 2169724 13.25 276696 2758612 2911568 16.71 2144264 2959616 148 11:00:07 8324256 11384424 4556712 27.83 278580 2819884 5288004 30.35 2149044 5401864 120 11:10:07 10686556 13763340 2179248 13.31 278888 2836192 3541088 20.33 2150304 3044052 14920 11:20:07 8292212 11373080 4567808 27.90 279356 2839824 5270080 30.25 2150868 5399140 308 11:30:07 6983432 10103112 5837276 35.65 280244 2877744 6662400 38.24 2156084 6725876 272 11:40:01 8343088 11486568 4454736 27.21 281052 2900736 5238496 30.07 2158616 5369028 308 11:50:01 8013644 11284624 4656372 28.44 285052 3024180 5239948 30.08 2172648 5687764 336 Average: 7259184 10453105 5486256 33.51 276458 2941439 6457311 37.06 2146961 6439865 1729 10:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:07 lo 15.84 15.84 14.78 14.78 0.00 0.00 0.00 0.00 10:10:07 ens3 38.52 28.18 641.51 3.18 0.00 0.00 0.00 0.00 10:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:07 lo 35.13 35.13 15.75 15.75 0.00 0.00 0.00 0.00 10:20:07 ens3 2.35 1.72 0.51 0.39 0.00 0.00 0.00 0.00 10:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:07 lo 25.93 25.93 9.55 9.55 0.00 0.00 0.00 0.00 10:30:07 ens3 1.66 0.92 0.33 0.91 0.00 0.00 0.00 0.00 10:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:07 lo 7.78 7.78 5.16 5.16 0.00 0.00 0.00 0.00 10:40:07 ens3 0.58 0.45 0.09 0.62 0.00 0.00 0.00 0.00 10:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:07 lo 11.26 11.26 5.57 5.57 0.00 0.00 0.00 0.00 10:50:07 ens3 1.41 0.85 0.35 0.25 0.00 0.00 0.00 0.00 10:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:07 lo 19.02 19.02 9.74 9.74 0.00 0.00 0.00 0.00 11:00:07 ens3 1.27 0.74 0.30 0.21 0.00 0.00 0.00 0.00 11:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:07 lo 10.73 10.73 5.08 5.08 0.00 0.00 0.00 0.00 11:10:07 ens3 0.92 0.48 0.22 0.14 0.00 0.00 0.00 0.00 11:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:07 lo 24.41 24.41 8.20 8.20 0.00 0.00 0.00 0.00 11:20:07 ens3 0.91 0.39 0.18 0.10 0.00 0.00 0.00 0.00 11:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:07 lo 19.11 19.11 10.85 10.85 0.00 0.00 0.00 0.00 11:30:07 ens3 1.14 0.73 0.26 0.19 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 17.46 17.46 9.95 9.95 0.00 0.00 0.00 0.00 11:40:01 ens3 1.18 0.58 0.25 0.16 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 20.36 20.36 9.78 9.78 0.00 0.00 0.00 0.00 11:50:01 ens3 1.62 0.89 0.41 0.28 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 18.82 18.82 9.50 9.50 0.00 0.00 0.00 0.00 Average: ens3 4.71 3.28 58.94 0.59 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-38536) 03/25/26 _x86_64_ (4 CPU) 09:54:30 LINUX RESTART (4 CPU) 10:00:04 CPU %user %nice %system %iowait %steal %idle 10:10:07 all 51.44 0.00 2.10 0.87 0.14 45.45 10:10:07 0 54.08 0.00 1.84 0.31 0.14 43.62 10:10:07 1 50.80 0.00 2.12 1.28 0.13 45.67 10:10:07 2 50.11 0.00 2.26 0.40 0.13 47.10 10:10:07 3 50.78 0.00 2.17 1.48 0.15 45.42 10:20:07 all 40.61 0.00 1.57 0.13 0.12 57.57 10:20:07 0 39.62 0.00 1.37 0.08 0.12 58.81 10:20:07 1 40.17 0.00 1.61 0.10 0.12 58.01 10:20:07 2 42.27 0.00 1.77 0.16 0.13 55.67 10:20:07 3 40.40 0.00 1.53 0.16 0.12 57.79 10:30:07 all 11.56 0.00 0.74 0.53 0.09 87.08 10:30:07 0 11.36 0.00 0.70 0.20 0.09 87.65 10:30:07 1 12.20 0.00 0.81 0.41 0.09 86.49 10:30:07 2 11.61 0.00 0.81 1.07 0.09 86.41 10:30:07 3 11.08 0.00 0.64 0.43 0.08 87.76 10:40:07 all 16.70 0.00 0.67 0.09 0.08 82.46 10:40:07 0 16.89 0.00 0.51 0.04 0.08 82.49 10:40:07 1 16.24 0.00 0.69 0.02 0.08 82.98 10:40:07 2 17.12 0.00 0.84 0.02 0.09 81.93 10:40:07 3 16.54 0.00 0.65 0.29 0.07 82.44 10:50:07 all 23.31 0.00 0.88 0.29 0.08 75.43 10:50:07 0 21.81 0.00 0.84 0.82 0.08 76.46 10:50:07 1 23.91 0.00 0.87 0.14 0.09 74.99 10:50:07 2 24.13 0.00 0.96 0.10 0.09 74.73 10:50:07 3 23.41 0.00 0.85 0.12 0.08 75.53 11:00:07 all 27.85 0.00 0.94 0.09 0.10 71.02 11:00:07 0 27.88 0.00 0.94 0.05 0.10 71.03 11:00:07 1 28.34 0.00 0.76 0.05 0.10 70.75 11:00:07 2 27.38 0.00 1.09 0.18 0.11 71.26 11:00:07 3 27.80 0.00 0.98 0.08 0.10 71.04 11:10:07 all 4.42 0.00 0.23 0.03 0.06 95.26 11:10:07 0 4.78 0.00 0.22 0.06 0.06 94.88 11:10:07 1 4.42 0.00 0.24 0.02 0.05 95.27 11:10:07 2 4.50 0.00 0.29 0.03 0.06 95.12 11:10:07 3 3.97 0.00 0.19 0.01 0.05 95.78 11:20:07 all 6.31 0.00 0.44 0.09 0.07 93.09 11:20:07 0 6.51 0.00 0.44 0.08 0.07 92.91 11:20:07 1 6.29 0.00 0.48 0.29 0.07 92.86 11:20:07 2 6.30 0.00 0.44 0.00 0.06 93.19 11:20:07 3 6.16 0.00 0.38 0.01 0.06 93.40 11:30:07 all 17.75 0.00 0.73 0.02 0.08 81.42 11:30:07 0 17.99 0.00 0.83 0.02 0.08 81.09 11:30:07 1 17.00 0.00 0.75 0.02 0.09 82.14 11:30:07 2 17.75 0.00 0.72 0.04 0.08 81.41 11:30:07 3 18.25 0.00 0.63 0.01 0.08 81.03 11:40:01 all 9.25 0.00 0.44 0.02 0.07 90.22 11:40:01 0 9.40 0.00 0.48 0.00 0.07 90.05 11:40:01 1 9.26 0.00 0.42 0.05 0.07 90.21 11:40:01 2 9.12 0.00 0.41 0.02 0.06 90.39 11:40:01 3 9.21 0.00 0.45 0.03 0.07 90.25 11:50:01 all 15.34 0.00 0.60 0.22 0.08 83.76 11:50:01 0 15.28 0.00 0.50 0.11 0.08 84.03 11:50:01 1 16.09 0.00 0.58 0.40 0.08 82.85 11:50:01 2 14.83 0.00 0.66 0.30 0.08 84.13 11:50:01 3 15.16 0.00 0.66 0.08 0.08 84.02 Average: CPU %user %nice %system %iowait %steal %idle Average: all 20.43 0.00 0.85 0.22 0.09 78.42 Average: 0 20.53 0.00 0.79 0.16 0.09 78.44 Average: 1 20.45 0.00 0.85 0.25 0.09 78.36 Average: 2 20.47 0.00 0.93 0.21 0.09 78.30 Average: 3 20.27 0.00 0.83 0.25 0.08 78.57