---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29997 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 728 11012 3 4248 14918 Swap: 1023 1 1022 ---> 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:b6:4a:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.126/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79198sec preferred_lft 79198sec inet6 fe80::f816:3eff:feb6:4a18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:3b:c9:13:5b:0c 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::183b:c9ff:fe13:5b0c/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-29997) 03/25/26 _x86_64_ (4 CPU) 07:00:26 LINUX RESTART (4 CPU) 07:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:00 91.91 22.48 51.08 18.36 329.97 5489.25 215932.47 07:30:14 16.72 2.97 13.01 0.74 66.52 383.06 1645.24 07:40:15 7.55 0.08 7.10 0.37 5.68 257.02 1282.36 07:50:01 13.66 0.03 13.04 0.60 1.56 667.11 1376.69 08:00:16 13.58 0.01 12.99 0.58 0.57 413.81 434.38 08:10:17 5.31 0.00 5.15 0.16 0.27 129.77 471.65 08:20:01 5.42 0.00 5.24 0.18 0.16 149.13 76.63 08:30:17 7.30 0.01 6.95 0.34 1.33 247.53 128.34 08:40:24 5.74 0.00 5.56 0.18 0.13 166.06 58.27 08:50:01 9.64 0.03 9.20 0.41 3.99 602.82 102.08 09:00:24 12.42 3.78 7.78 0.87 278.45 1431.49 408.30 Average: 17.15 2.67 12.43 2.05 63.28 900.39 19958.60 07:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:00 3070544 6411628 9521176 58.15 266136 3067372 10907392 62.61 2159820 10570464 3132 07:30:14 3126904 6175876 9759896 59.61 266560 2804176 10964004 62.93 2209960 10487212 588 07:40:15 6620500 9690928 6247292 38.16 267692 2824532 7061764 40.53 2216180 6989012 388 07:50:01 10395052 13582708 2357816 14.40 272296 2937076 3117244 17.89 2254072 3213164 332 08:00:16 8257740 11506428 4432972 27.07 274172 2996232 5234108 30.04 2258820 5339644 60 08:10:17 8197840 11461380 4477712 27.35 274756 3010500 5227948 30.01 2259844 5399348 80 08:20:01 8025220 11307564 4631472 28.29 275272 3028808 5290956 30.37 2260964 5570820 248 08:30:17 6759432 10081580 5856896 35.77 276348 3067516 6742172 38.70 2266232 6825472 284 08:40:24 8044808 11390608 4548588 27.78 277176 3090340 5320992 30.54 2268652 5529672 116 08:50:01 7736516 11210796 4728548 28.88 281188 3213504 5332340 30.61 2283516 5835236 244 09:00:24 11316888 15304552 636532 3.89 285620 3710460 1286468 7.38 2369228 2156540 27432 Average: 7413768 10738550 5199900 31.76 274292 3068229 6044126 34.69 2255208 6174235 2991 07:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:00 lo 26.06 26.06 17.81 17.81 0.00 0.00 0.00 0.00 07:20:00 ens3 2.45 2.28 0.75 1.71 0.00 0.00 0.00 0.00 07:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:14 lo 45.18 45.18 19.44 19.44 0.00 0.00 0.00 0.00 07:30:14 ens3 1.56 1.18 0.33 0.26 0.00 0.00 0.00 0.00 07:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:15 lo 10.19 10.19 5.67 5.67 0.00 0.00 0.00 0.00 07:40:15 ens3 1.44 0.43 0.30 0.16 0.00 0.00 0.00 0.00 07:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 12.06 12.06 6.02 6.02 0.00 0.00 0.00 0.00 07:50:01 ens3 1.38 0.75 0.31 0.21 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 08:00:16 lo 10.23 10.23 5.60 5.60 0.00 0.00 0.00 0.00 08:00:16 ens3 0.95 0.57 0.22 0.16 0.00 0.00 0.00 0.00 08:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:17 lo 14.16 14.16 6.77 6.77 0.00 0.00 0.00 0.00 08:10:17 ens3 0.88 0.50 0.20 0.14 0.00 0.00 0.00 0.00 08:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 26.98 26.98 9.81 9.81 0.00 0.00 0.00 0.00 08:20:01 ens3 0.80 0.43 0.16 0.10 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 08:30:17 lo 21.49 21.49 11.55 11.55 0.00 0.00 0.00 0.00 08:30:17 ens3 0.89 0.60 0.20 0.15 0.00 0.00 0.00 0.00 08:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:24 lo 17.66 17.66 9.98 9.98 0.00 0.00 0.00 0.00 08:40:24 ens3 0.79 0.53 0.18 0.13 0.00 0.00 0.00 0.00 08:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 18.73 18.73 9.40 9.40 0.00 0.00 0.00 0.00 08:50:01 ens3 1.45 0.88 0.37 0.27 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 09:00:24 lo 26.78 26.78 10.27 10.27 0.00 0.00 0.00 0.00 09:00:24 ens3 3.27 2.60 1.99 1.18 0.00 0.00 0.00 0.00 09:00:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.92 20.92 10.23 10.23 0.00 0.00 0.00 0.00 Average: ens3 1.45 0.98 0.46 0.41 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-29997) 03/25/26 _x86_64_ (4 CPU) 07:00:26 LINUX RESTART (4 CPU) 07:10:05 CPU %user %nice %system %iowait %steal %idle 07:20:00 all 59.65 0.00 2.23 0.15 0.12 37.84 07:20:00 0 59.48 0.00 2.28 0.32 0.12 37.80 07:20:00 1 58.96 0.00 2.27 0.11 0.12 38.54 07:20:00 2 60.75 0.00 2.04 0.08 0.13 37.00 07:20:00 3 59.41 0.00 2.32 0.11 0.13 38.04 07:30:14 all 32.57 0.00 1.33 0.06 0.10 65.95 07:30:14 0 32.89 0.00 1.27 0.04 0.09 65.70 07:30:14 1 32.33 0.00 1.47 0.09 0.10 66.01 07:30:14 2 32.41 0.00 1.33 0.07 0.10 66.10 07:30:14 3 32.64 0.00 1.25 0.03 0.09 65.98 07:40:15 all 16.66 0.00 0.85 0.03 0.07 82.39 07:40:15 0 17.15 0.00 0.80 0.02 0.07 81.96 07:40:15 1 16.91 0.00 0.88 0.01 0.08 82.13 07:40:15 2 16.60 0.00 0.88 0.07 0.07 82.38 07:40:15 3 16.00 0.00 0.83 0.01 0.07 83.09 07:50:01 all 20.04 0.00 0.84 0.05 0.07 79.01 07:50:01 0 19.67 0.00 0.80 0.03 0.07 79.44 07:50:01 1 19.87 0.00 1.01 0.13 0.07 78.92 07:50:01 2 20.61 0.00 0.67 0.01 0.07 78.64 07:50:01 3 20.01 0.00 0.87 0.01 0.07 79.03 08:00:16 all 22.10 0.00 0.77 0.05 0.07 77.01 08:00:16 0 22.32 0.00 0.90 0.05 0.07 76.66 08:00:16 1 22.51 0.00 0.69 0.05 0.07 76.68 08:00:16 2 22.15 0.00 0.84 0.08 0.07 76.87 08:00:16 3 21.41 0.00 0.67 0.01 0.07 77.84 08:10:17 all 8.48 0.00 0.42 0.02 0.07 91.01 08:10:17 0 8.66 0.00 0.43 0.03 0.06 90.82 08:10:17 1 8.07 0.00 0.40 0.01 0.07 91.46 08:10:17 2 8.65 0.00 0.43 0.04 0.07 90.81 08:10:17 3 8.55 0.00 0.40 0.00 0.06 90.98 08:20:01 all 8.24 0.00 0.36 0.03 0.07 91.31 08:20:01 0 8.02 0.00 0.38 0.03 0.06 91.51 08:20:01 1 7.96 0.00 0.35 0.02 0.07 91.61 08:20:01 2 8.61 0.00 0.31 0.03 0.07 90.98 08:20:01 3 8.37 0.00 0.41 0.03 0.06 91.13 08:30:17 all 15.88 0.00 0.57 0.03 0.07 83.46 08:30:17 0 16.05 0.00 0.52 0.02 0.08 83.33 08:30:17 1 16.05 0.00 0.63 0.02 0.07 83.24 08:30:17 2 15.67 0.00 0.56 0.05 0.07 83.65 08:30:17 3 15.76 0.00 0.55 0.02 0.07 83.60 08:40:24 all 8.63 0.00 0.48 0.03 0.06 90.80 08:40:24 0 8.57 0.00 0.40 0.03 0.06 90.93 08:40:24 1 8.59 0.00 0.57 0.04 0.07 90.72 08:40:24 2 8.39 0.00 0.46 0.03 0.06 91.05 08:40:24 3 8.94 0.00 0.50 0.01 0.06 90.48 08:50:01 all 14.64 0.00 0.56 0.03 0.07 84.70 08:50:01 0 14.85 0.00 0.70 0.03 0.07 84.35 08:50:01 1 14.66 0.00 0.54 0.07 0.07 84.67 08:50:01 2 14.16 0.00 0.50 0.02 0.07 85.24 08:50:01 3 14.89 0.00 0.50 0.02 0.06 84.53 09:00:24 all 10.51 0.00 0.59 0.12 0.07 88.71 09:00:24 0 11.24 0.00 0.52 0.08 0.06 88.09 09:00:24 1 9.08 0.00 0.57 0.03 0.07 90.25 09:00:24 2 9.92 0.00 0.69 0.22 0.08 89.09 09:00:24 3 11.79 0.00 0.57 0.17 0.06 87.41 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.75 0.00 0.82 0.05 0.08 79.31 Average: 0 19.88 0.00 0.82 0.06 0.07 79.16 Average: 1 19.53 0.00 0.85 0.05 0.08 79.49 Average: 2 19.79 0.00 0.79 0.06 0.08 79.28 Average: 3 19.78 0.00 0.81 0.04 0.07 79.30