---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29983 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 731 11464 3 3793 14915 Swap: 1023 21 1002 ---> 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:20:21:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.222/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78969sec preferred_lft 78969sec inet6 fe80::f816:3eff:fe20:21a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:bc:61:9f:d2:85 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::c0bc:61ff:fe9f:d285/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-29983) 03/25/26 _x86_64_ (4 CPU) 07:00:24 LINUX RESTART (4 CPU) 07:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:01 75.83 15.24 57.17 3.42 320.47 11269.64 4365.06 07:30:08 45.17 17.10 26.64 1.43 238.21 1749.65 2092.18 07:40:08 8.92 0.77 7.71 0.44 15.29 270.33 916.28 07:50:01 15.46 0.18 14.61 0.67 9.90 665.85 548.50 08:00:10 29.85 0.17 13.71 15.98 2.76 466.68 209374.20 08:10:10 5.24 0.22 4.84 0.17 3.73 133.57 315.85 08:20:01 7.01 1.27 5.51 0.24 21.86 162.50 71.72 08:30:07 4.98 0.01 4.83 0.15 0.34 138.27 66.84 08:40:10 6.17 0.02 5.97 0.18 0.69 170.13 78.10 08:50:01 7.89 0.31 7.31 0.27 9.98 463.68 52.94 09:00:10 7.56 0.09 7.16 0.32 2.30 284.56 276.09 Average: 19.45 3.21 14.10 2.13 56.74 1424.50 20099.93 07:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:01 2286756 5717228 10214908 62.39 260344 3133692 12289584 70.54 2041412 11439916 170820 07:30:08 4714608 7295484 8642340 52.78 262560 2361920 9441432 54.19 2002960 9145256 296 07:40:08 7173132 9780924 6157584 37.61 263808 2387436 7019312 40.29 2012544 6687628 644 07:50:01 11866552 14603564 1339616 8.18 268920 2511512 2677212 15.37 2064624 1962688 10992 08:00:10 8680424 11485356 4456128 27.22 272916 2575452 5215760 29.94 2076008 5127016 164 08:10:10 8639264 11461788 4479328 27.36 273488 2592500 5245996 30.11 2078256 5159220 488 08:20:01 7002616 9846128 6094228 37.22 274216 2612740 6830892 39.21 2085456 6786792 256 08:30:07 8300872 11163960 4777312 29.18 274636 2631888 6369408 36.56 2088556 5488756 284 08:40:10 8988848 11875196 4066772 24.84 275328 2654456 5051792 29.00 2090900 4803716 276 08:50:01 8373076 11365604 4575948 27.95 279432 2755500 5278468 30.30 2099560 5389656 2324 09:00:10 7597296 10639004 5301764 32.38 280248 2803748 6008724 34.49 2118228 6151764 220 Average: 7602131 10475840 5464175 33.37 271445 2638259 6493507 37.27 2068955 6194764 16979 07:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:01 lo 14.61 14.61 12.75 12.75 0.00 0.00 0.00 0.00 07:20:01 ens3 16.04 11.05 193.76 1.30 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:08 lo 43.52 43.52 20.49 20.49 0.00 0.00 0.00 0.00 07:30:08 ens3 2.03 1.89 0.42 0.36 0.00 0.00 0.00 0.00 07:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:08 lo 26.56 26.56 11.98 11.98 0.00 0.00 0.00 0.00 07:40:08 ens3 1.73 0.68 0.36 0.22 0.00 0.00 0.00 0.00 07:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 10.82 10.82 5.41 5.41 0.00 0.00 0.00 0.00 07:50:01 ens3 1.40 0.84 0.31 0.22 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:10 lo 17.89 17.89 9.17 9.17 0.00 0.00 0.00 0.00 08:00:10 ens3 1.12 0.72 0.25 0.18 0.00 0.00 0.00 0.00 08:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:10 lo 21.21 21.21 8.95 8.95 0.00 0.00 0.00 0.00 08:10:10 ens3 0.99 0.61 0.22 0.16 0.00 0.00 0.00 0.00 08:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 25.29 25.29 10.72 10.72 0.00 0.00 0.00 0.00 08:20:01 ens3 1.24 0.96 0.19 1.73 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:07 lo 7.66 7.66 3.02 3.02 0.00 0.00 0.00 0.00 08:30:07 ens3 0.61 0.36 0.15 0.09 0.00 0.00 0.00 0.00 08:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:10 lo 17.76 17.76 10.40 10.40 0.00 0.00 0.00 0.00 08:40:10 ens3 0.75 0.57 0.17 0.13 0.00 0.00 0.00 0.00 08:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 7.49 7.49 5.07 5.07 0.00 0.00 0.00 0.00 08:50:01 ens3 1.03 0.50 0.28 0.19 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:10 lo 23.71 23.71 10.31 10.31 0.00 0.00 0.00 0.00 09:00:10 ens3 1.31 0.81 0.34 0.25 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.72 19.72 9.86 9.86 0.00 0.00 0.00 0.00 Average: ens3 2.55 1.72 17.67 0.44 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-29983) 03/25/26 _x86_64_ (4 CPU) 07:00:24 LINUX RESTART (4 CPU) 07:10:07 CPU %user %nice %system %iowait %steal %idle 07:20:01 all 58.84 0.00 3.01 0.32 0.21 37.63 07:20:01 0 59.23 0.00 2.87 0.16 0.19 37.55 07:20:01 1 58.28 0.00 2.84 0.20 0.24 38.44 07:20:01 2 59.44 0.00 3.13 0.30 0.20 36.93 07:20:01 3 58.39 0.00 3.19 0.63 0.20 37.60 07:30:08 all 57.60 0.00 2.44 0.14 0.20 39.62 07:30:08 0 57.84 0.00 2.26 0.14 0.20 39.56 07:30:08 1 57.87 0.00 2.34 0.07 0.21 39.52 07:30:08 2 56.91 0.00 2.64 0.17 0.20 40.08 07:30:08 3 57.78 0.00 2.53 0.17 0.20 39.32 07:40:08 all 20.57 0.00 1.15 0.20 0.11 77.98 07:40:08 0 20.25 0.00 1.10 0.17 0.10 78.38 07:40:08 1 20.64 0.00 1.13 0.19 0.10 77.92 07:40:08 2 20.79 0.00 1.12 0.26 0.10 77.73 07:40:08 3 20.58 0.00 1.23 0.19 0.12 77.88 07:50:01 all 24.27 0.00 1.03 0.87 0.10 73.74 07:50:01 0 23.73 0.00 0.92 0.49 0.10 74.77 07:50:01 1 24.50 0.00 1.04 1.61 0.10 72.74 07:50:01 2 24.24 0.00 1.09 0.50 0.10 74.07 07:50:01 3 24.62 0.00 1.05 0.87 0.09 73.36 08:00:10 all 29.17 0.00 1.11 0.34 0.11 69.28 08:00:10 0 28.56 0.00 1.27 0.96 0.10 69.09 08:00:10 1 29.62 0.00 1.13 0.11 0.12 69.03 08:00:10 2 28.95 0.00 1.00 0.19 0.11 69.75 08:00:10 3 29.54 0.00 1.04 0.08 0.10 69.24 08:10:10 all 10.09 0.00 0.60 0.02 0.06 89.23 08:10:10 0 10.09 0.00 0.54 0.00 0.06 89.31 08:10:10 1 10.39 0.00 0.67 0.00 0.07 88.86 08:10:10 2 10.06 0.00 0.66 0.07 0.06 89.14 08:10:10 3 9.80 0.00 0.54 0.01 0.06 89.60 08:20:01 all 11.61 0.00 0.61 0.03 0.07 87.69 08:20:01 0 11.78 0.00 0.55 0.04 0.06 87.58 08:20:01 1 11.88 0.00 0.71 0.04 0.07 87.31 08:20:01 2 11.20 0.00 0.60 0.02 0.07 88.10 08:20:01 3 11.56 0.00 0.57 0.02 0.07 87.79 08:30:07 all 6.77 0.00 0.62 0.15 0.06 92.39 08:30:07 0 5.91 0.00 0.42 0.02 0.05 93.60 08:30:07 1 7.45 0.00 1.18 0.01 0.07 91.29 08:30:07 2 7.21 0.00 0.42 0.56 0.07 91.74 08:30:07 3 6.52 0.00 0.48 0.02 0.06 92.92 08:40:10 all 10.44 0.00 0.57 0.19 0.06 88.74 08:40:10 0 10.59 0.00 0.54 0.07 0.06 88.73 08:40:10 1 10.14 0.00 0.54 0.37 0.07 88.88 08:40:10 2 10.50 0.00 0.61 0.17 0.06 88.66 08:40:10 3 10.50 0.00 0.59 0.17 0.06 88.67 08:50:01 all 9.54 0.00 0.56 0.03 0.06 89.82 08:50:01 0 8.46 0.00 0.48 0.01 0.05 91.00 08:50:01 1 9.93 0.00 0.62 0.02 0.06 89.38 08:50:01 2 9.23 0.00 0.54 0.03 0.06 90.14 08:50:01 3 10.53 0.00 0.59 0.07 0.06 88.75 09:00:10 all 16.48 0.00 0.60 0.08 0.11 82.74 09:00:10 0 15.83 0.00 0.63 0.20 0.07 83.26 09:00:10 1 16.71 0.00 0.50 0.02 0.20 82.58 09:00:10 2 16.61 0.00 0.53 0.02 0.07 82.77 09:00:10 3 16.76 0.00 0.75 0.08 0.07 82.34 Average: CPU %user %nice %system %iowait %steal %idle Average: all 23.17 0.00 1.11 0.22 0.10 75.40 Average: 0 22.90 0.00 1.05 0.21 0.09 75.75 Average: 1 23.36 0.00 1.15 0.24 0.12 75.13 Average: 2 23.14 0.00 1.12 0.21 0.10 75.44 Average: 3 23.29 0.00 1.14 0.21 0.10 75.27