---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-13232 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5600.00 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 10600 3 4688 14945 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:cf:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79242sec preferred_lft 79242sec inet6 fe80::f816:3eff:feca:cf22/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:09:18:df:69:a0 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::b409:18ff:fedf:69a0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13232) 05/13/26 _x86_64_ (4 CPU) 11:30:48 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:32 72.54 20.96 48.47 3.11 304.31 4842.82 4130.37 12:00:32 11.49 0.15 10.81 0.53 5.55 277.06 916.28 12:10:01 7.61 0.09 7.09 0.43 5.67 251.23 621.12 12:20:02 20.28 0.03 19.36 0.89 1.30 802.65 578.24 12:30:05 9.10 0.02 8.67 0.42 0.99 316.72 317.75 12:40:01 4.63 0.01 4.46 0.16 0.44 130.03 66.31 12:50:32 4.44 0.02 4.25 0.17 1.80 138.62 160.35 13:00:32 21.09 0.08 5.53 15.48 2.12 159.16 211086.07 13:10:01 5.81 0.01 5.63 0.18 0.17 175.14 75.74 13:20:32 8.27 0.01 7.88 0.38 0.55 529.49 341.24 Average: 16.81 2.23 12.40 2.18 33.65 784.43 21738.90 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:32 1666732 5135636 10796008 65.94 268844 3172568 11645140 66.84 2164132 11952784 308 12:00:32 3577936 7066996 8866560 54.15 270288 3191300 9591496 55.06 2184820 10010948 564 12:10:01 6225576 9739264 6196632 37.85 271300 3214884 6977308 40.05 2193300 7380884 308 12:20:02 9992152 13661896 2276384 13.90 277444 3364708 3037188 17.43 2233256 3577184 12092 12:30:05 7744648 11456228 4480704 27.37 278600 3405388 5261076 30.20 2236180 5820012 444 12:40:01 7806996 11536608 4400176 26.87 279168 3422856 5203836 29.87 2237520 5761552 560 12:50:32 6213212 9964704 5971360 36.47 279648 3444256 6745396 38.72 2239860 7347588 408 13:00:32 6398608 10176920 5759176 35.17 280712 3470008 6705420 38.49 2248520 7150408 124 13:10:01 7713776 11516788 4420260 27.00 281380 3494040 5204908 29.88 2250884 5827020 368 13:20:32 7395208 11327884 4608928 28.15 285368 3615556 5278116 30.30 2265680 6140704 184 Average: 6473484 10158292 5777619 35.29 277275 3379556 6564988 37.68 2225415 7096908 1536 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:32 lo 32.16 32.16 22.02 22.02 0.00 0.00 0.00 0.00 11:50:32 ens3 2.70 2.19 0.72 1.56 0.00 0.00 0.00 0.00 11:50:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:32 lo 39.83 39.83 14.82 14.82 0.00 0.00 0.00 0.00 12:00:32 ens3 1.62 1.04 0.39 0.28 0.00 0.00 0.00 0.00 12:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 12.63 12.63 7.16 7.16 0.00 0.00 0.00 0.00 12:10:01 ens3 0.63 0.38 0.10 0.07 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 12.57 12.57 6.21 6.21 0.00 0.00 0.00 0.00 12:20:02 ens3 1.11 0.91 0.26 0.28 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:05 lo 19.57 19.57 10.30 10.30 0.00 0.00 0.00 0.00 12:30:05 ens3 0.98 0.74 0.26 0.20 0.00 0.00 0.00 0.00 12:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 16.63 16.63 6.48 6.48 0.00 0.00 0.00 0.00 12:40:01 ens3 0.58 0.41 0.14 0.10 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:32 lo 20.01 20.01 8.41 8.41 0.00 0.00 0.00 0.00 12:50:32 ens3 0.46 0.31 0.09 0.06 0.00 0.00 0.00 0.00 12:50:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:32 lo 13.03 13.03 6.71 6.71 0.00 0.00 0.00 0.00 13:00:32 ens3 0.65 0.47 0.17 0.12 0.00 0.00 0.00 0.00 13:00:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:01 lo 18.09 18.09 10.32 10.32 0.00 0.00 0.00 0.00 13:10:01 ens3 0.59 0.48 0.13 0.10 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:32 lo 13.47 13.47 7.06 7.06 0.00 0.00 0.00 0.00 13:20:32 ens3 0.81 0.68 0.22 0.17 0.00 0.00 0.00 0.00 13:20:32 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.88 19.88 10.00 10.00 0.00 0.00 0.00 0.00 Average: ens3 1.02 0.77 0.25 0.30 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-13232) 05/13/26 _x86_64_ (4 CPU) 11:30:48 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:32 all 63.24 0.00 2.27 0.12 0.11 34.26 11:50:32 0 63.05 0.00 2.32 0.19 0.11 34.33 11:50:32 1 62.54 0.00 2.22 0.11 0.11 35.03 11:50:32 2 62.83 0.00 2.15 0.07 0.11 34.84 11:50:32 3 64.54 0.00 2.40 0.11 0.11 32.85 12:00:32 all 21.00 0.00 0.97 0.04 0.09 77.90 12:00:32 0 20.73 0.00 0.84 0.03 0.09 78.31 12:00:32 1 20.98 0.00 0.99 0.03 0.09 77.91 12:00:32 2 21.19 0.00 1.05 0.02 0.09 77.65 12:00:32 3 21.09 0.00 0.99 0.08 0.09 77.74 12:10:01 all 17.21 0.00 0.65 0.03 0.08 82.03 12:10:01 0 17.28 0.00 0.69 0.04 0.08 81.90 12:10:01 1 17.45 0.00 0.59 0.02 0.08 81.86 12:10:01 2 17.81 0.00 0.64 0.02 0.08 81.45 12:10:01 3 16.28 0.00 0.69 0.05 0.08 82.89 12:20:02 all 28.48 0.00 0.97 0.06 0.08 70.40 12:20:02 0 26.71 0.00 0.93 0.08 0.08 72.20 12:20:02 1 28.09 0.00 0.97 0.02 0.09 70.84 12:20:02 2 29.89 0.00 0.95 0.03 0.09 69.04 12:20:02 3 29.24 0.00 1.04 0.12 0.08 69.52 12:30:05 all 18.08 0.00 0.59 0.03 0.08 81.23 12:30:05 0 18.24 0.00 0.55 0.02 0.08 81.11 12:30:05 1 17.73 0.00 0.67 0.02 0.08 81.50 12:30:05 2 18.36 0.00 0.55 0.05 0.08 80.96 12:30:05 3 17.98 0.00 0.57 0.02 0.08 81.35 12:40:01 all 7.56 0.00 0.33 0.02 0.07 92.01 12:40:01 0 7.17 0.00 0.30 0.01 0.06 92.46 12:40:01 1 7.48 0.00 0.32 0.01 0.08 92.11 12:40:01 2 8.17 0.00 0.43 0.01 0.08 91.31 12:40:01 3 7.41 0.00 0.28 0.06 0.07 92.18 12:50:32 all 9.23 0.00 0.46 0.02 0.07 90.22 12:50:32 0 9.12 0.00 0.43 0.03 0.07 90.36 12:50:32 1 9.06 0.00 0.46 0.00 0.07 90.41 12:50:32 2 9.82 0.00 0.47 0.01 0.08 89.62 12:50:32 3 8.93 0.00 0.48 0.03 0.07 90.50 13:00:32 all 8.71 0.00 0.48 0.03 0.08 90.70 13:00:32 0 8.90 0.00 0.49 0.02 0.08 90.52 13:00:32 1 8.91 0.00 0.50 0.06 0.08 90.44 13:00:32 2 8.57 0.00 0.50 0.03 0.09 90.82 13:00:32 3 8.48 0.00 0.43 0.01 0.07 91.01 13:10:01 all 9.00 0.00 0.39 0.02 0.08 90.51 13:10:01 0 8.83 0.00 0.33 0.02 0.08 90.74 13:10:01 1 9.04 0.00 0.36 0.01 0.07 90.51 13:10:01 2 9.01 0.00 0.39 0.03 0.08 90.49 13:10:01 3 9.12 0.00 0.47 0.03 0.09 90.30 13:20:32 all 13.07 0.00 0.50 0.03 0.08 86.32 13:20:32 0 12.80 0.00 0.44 0.07 0.07 86.61 13:20:32 1 12.78 0.00 0.46 0.01 0.08 86.67 13:20:32 2 14.01 0.00 0.60 0.02 0.08 85.28 13:20:32 3 12.67 0.00 0.51 0.03 0.07 86.72 Average: all 19.76 0.00 0.77 0.04 0.08 79.35 Average: 0 19.49 0.00 0.74 0.05 0.08 79.64 Average: 1 19.61 0.00 0.76 0.03 0.08 79.52 Average: 2 20.17 0.00 0.78 0.03 0.09 78.94 Average: 3 19.78 0.00 0.79 0.05 0.08 79.29