---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-18503 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: 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 697 11552 4 3739 14949 Swap: 1023 25 998 ---> 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:41:4e:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.120/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79595sec preferred_lft 79595sec inet6 fe80::f816:3eff:fe41:4e9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:86:a7:c4:13:6b 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::3c86:a7ff:fec4:136b/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-18503) 03/23/26 _x86_64_ (4 CPU) 19:34:14 LINUX RESTART (4 CPU) 19:40:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:50:05 108.63 23.57 80.52 4.54 314.35 26436.39 9384.95 20:00:06 28.08 8.44 18.61 1.03 152.30 612.98 532.67 20:10:00 6.00 0.86 4.93 0.22 19.35 156.97 1549.85 20:20:34 8.94 2.01 6.58 0.35 39.65 229.20 482.98 20:30:20 21.21 0.37 19.91 0.93 15.78 856.36 542.25 20:40:21 10.09 0.35 9.32 0.42 8.35 287.25 374.83 20:50:21 5.29 0.16 4.96 0.17 6.91 141.38 56.21 21:00:22 7.52 0.03 7.12 0.36 2.09 252.12 237.36 21:10:22 21.01 0.06 4.77 16.17 1.59 154.75 209715.76 21:20:06 9.68 0.07 9.19 0.41 5.40 587.57 270.25 Average: 22.62 3.60 16.56 2.46 56.75 2969.11 22326.12 19:40:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:50:05 1201952 4540388 11390916 69.57 271040 3059060 13411624 76.98 2030644 12551284 1752 20:00:06 4733800 7267944 8668680 52.94 269612 2312832 9538520 54.75 1901624 9226628 532 20:10:00 8515556 11066224 4871012 29.75 270272 2328776 5655464 32.46 1914368 5435120 100 20:20:34 6945240 9512624 6426340 39.25 271304 2344500 7150868 41.05 1929816 6996624 440 20:30:20 10915228 13634652 2306580 14.09 277452 2490332 3048732 17.50 1973716 3006652 320 20:40:21 8553996 11312848 4627048 28.26 278600 2528608 5407440 31.04 1978912 5353660 696 20:50:21 8620908 11399920 4539924 27.73 279192 2548208 5331120 30.60 1982144 5282032 904 21:00:22 7402188 10219536 5719784 34.93 279968 2585736 6631976 38.07 1987528 6494128 396 21:10:22 8644176 11489300 4450688 27.18 280748 2612732 5288192 30.35 1995012 5241676 104 21:20:06 8401468 11373300 4566508 27.89 285108 2734992 5247256 30.12 2009824 5475232 340 Average: 7393451 10181674 5756748 35.16 276330 2554578 6671119 38.29 1970359 6506304 558 19:40:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:50:05 lo 10.84 10.84 11.05 11.05 0.00 0.00 0.00 0.00 19:50:05 ens3 44.84 33.88 644.98 3.52 0.00 0.00 0.00 0.00 19:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:06 lo 45.16 45.16 21.28 21.28 0.00 0.00 0.00 0.00 20:00:06 ens3 1.87 1.49 0.42 0.34 0.00 0.00 0.00 0.00 20:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:00 lo 20.83 20.83 7.94 7.94 0.00 0.00 0.00 0.00 20:10:00 ens3 1.35 0.49 0.25 0.14 0.00 0.00 0.00 0.00 20:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:34 lo 11.12 11.12 6.45 6.45 0.00 0.00 0.00 0.00 20:20:34 ens3 1.21 0.96 0.16 1.11 0.00 0.00 0.00 0.00 20:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:20 lo 12.34 12.34 6.36 6.36 0.00 0.00 0.00 0.00 20:30:20 ens3 1.26 0.93 0.30 0.24 0.00 0.00 0.00 0.00 20:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:21 lo 19.74 19.74 10.38 10.38 0.00 0.00 0.00 0.00 20:40:21 ens3 1.24 0.69 0.27 0.19 0.00 0.00 0.00 0.00 20:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:21 lo 26.89 26.89 9.65 9.65 0.00 0.00 0.00 0.00 20:50:21 ens3 0.62 0.39 0.11 0.08 0.00 0.00 0.00 0.00 20:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:22 lo 20.55 20.55 11.25 11.25 0.00 0.00 0.00 0.00 21:00:22 ens3 0.78 0.58 0.17 0.13 0.00 0.00 0.00 0.00 21:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:22 lo 17.77 17.77 10.01 10.01 0.00 0.00 0.00 0.00 21:10:22 ens3 0.89 0.51 0.19 0.13 0.00 0.00 0.00 0.00 21:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:06 lo 18.59 18.59 9.36 9.36 0.00 0.00 0.00 0.00 21:20:06 ens3 1.07 0.84 0.30 0.24 0.00 0.00 0.00 0.00 21:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.35 20.35 10.37 10.37 0.00 0.00 0.00 0.00 Average: ens3 5.51 4.08 64.71 0.62 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-18503) 03/23/26 _x86_64_ (4 CPU) 19:34:14 LINUX RESTART (4 CPU) 19:40:05 CPU %user %nice %system %iowait %steal %idle 19:50:05 all 52.56 0.00 2.16 2.16 0.10 43.02 19:50:05 0 51.99 0.00 1.90 1.93 0.09 44.10 19:50:05 1 55.52 0.00 2.26 1.87 0.10 40.24 19:50:05 2 51.22 0.00 2.30 2.43 0.10 43.96 19:50:05 3 51.51 0.00 2.19 2.42 0.10 43.78 20:00:06 all 39.72 0.00 1.59 0.08 0.11 58.49 20:00:06 0 39.12 0.00 1.57 0.10 0.12 59.09 20:00:06 1 40.22 0.00 1.64 0.06 0.11 57.98 20:00:06 2 40.14 0.00 1.66 0.04 0.11 58.05 20:00:06 3 39.41 0.00 1.49 0.14 0.11 58.85 20:10:00 all 9.40 0.00 0.52 0.10 0.08 89.90 20:10:00 0 9.40 0.00 0.50 0.17 0.07 89.86 20:10:00 1 9.32 0.00 0.51 0.10 0.08 89.99 20:10:00 2 9.24 0.00 0.60 0.08 0.08 90.00 20:10:00 3 9.62 0.00 0.48 0.06 0.07 89.77 20:20:34 all 16.41 0.00 0.74 0.09 0.08 82.67 20:20:34 0 16.53 0.00 0.77 0.10 0.09 82.51 20:20:34 1 16.83 0.00 0.86 0.07 0.09 82.16 20:20:34 2 16.35 0.00 0.66 0.09 0.08 82.81 20:20:34 3 15.92 0.00 0.69 0.10 0.08 83.21 20:30:20 all 29.99 0.00 1.02 0.07 0.09 68.82 20:30:20 0 30.80 0.00 1.00 0.03 0.09 68.08 20:30:20 1 30.02 0.00 0.95 0.03 0.09 68.90 20:30:20 2 29.44 0.00 1.11 0.06 0.09 69.30 20:30:20 3 29.71 0.00 1.03 0.16 0.09 69.01 20:40:21 all 17.61 0.00 0.67 0.03 0.08 81.61 20:40:21 0 17.86 0.00 0.60 0.07 0.08 81.39 20:40:21 1 17.56 0.00 0.65 0.02 0.09 81.68 20:40:21 2 17.29 0.00 0.72 0.03 0.08 81.89 20:40:21 3 17.71 0.00 0.71 0.02 0.09 81.48 20:50:21 all 8.80 0.00 0.48 0.03 0.07 90.63 20:50:21 0 8.78 0.00 0.50 0.06 0.07 90.59 20:50:21 1 8.67 0.00 0.46 0.02 0.07 90.78 20:50:21 2 8.81 0.00 0.42 0.02 0.07 90.67 20:50:21 3 8.93 0.00 0.52 0.01 0.07 90.48 21:00:22 all 16.61 0.00 0.70 0.04 0.08 82.57 21:00:22 0 15.63 0.00 0.67 0.07 0.08 83.56 21:00:22 1 16.62 0.00 0.69 0.02 0.08 82.59 21:00:22 2 17.65 0.00 0.84 0.04 0.08 81.39 21:00:22 3 16.55 0.00 0.60 0.02 0.08 82.76 21:10:22 all 8.50 0.00 0.36 0.05 0.07 91.02 21:10:22 0 8.38 0.00 0.37 0.08 0.08 91.09 21:10:22 1 8.34 0.00 0.43 0.07 0.07 91.08 21:10:22 2 8.55 0.00 0.30 0.04 0.07 91.04 21:10:22 3 8.74 0.00 0.32 0.00 0.07 90.86 21:20:06 all 15.16 0.00 0.63 0.04 0.07 84.09 21:20:06 0 14.91 0.00 0.60 0.02 0.07 84.40 21:20:06 1 15.69 0.00 0.77 0.08 0.08 83.39 21:20:06 2 15.08 0.00 0.62 0.04 0.08 84.18 21:20:06 3 14.96 0.00 0.53 0.03 0.07 84.41 Average: all 21.46 0.00 0.89 0.27 0.08 77.30 Average: 0 21.32 0.00 0.85 0.26 0.08 77.48 Average: 1 21.87 0.00 0.92 0.23 0.09 76.89 Average: 2 21.35 0.00 0.92 0.29 0.09 77.36 Average: 3 21.29 0.00 0.85 0.30 0.08 77.48