---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9120 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 706 10543 3 4739 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:01:5a:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80066sec preferred_lft 80066sec inet6 fe80::f816:3eff:fe01:5ae3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:f9:33:85:69:89 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9120) 02/10/26 _x86_64_ (4 CPU) 10:02:28 LINUX RESTART (4 CPU) 10:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:13 81.12 23.01 55.05 3.07 329.97 5412.09 4751.26 10:30:01 10.19 0.10 9.62 0.47 2.34 283.38 925.01 10:40:01 7.24 0.12 6.75 0.37 6.23 251.10 2584.31 10:50:13 19.93 0.05 18.95 0.92 3.40 849.73 1808.58 11:00:01 9.73 0.01 9.30 0.42 1.35 299.39 578.88 11:10:01 5.85 0.00 5.67 0.18 0.16 156.94 73.31 11:20:13 6.74 0.02 6.49 0.24 1.39 246.49 345.12 11:30:01 5.32 0.00 5.15 0.17 0.14 95.90 66.11 11:40:01 10.31 0.02 9.75 0.53 0.63 649.40 205.84 Average: 17.56 2.64 14.21 0.72 39.13 928.98 1271.61 10:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:13 2010664 5560176 10370764 63.34 263088 3258724 11558716 66.35 2147944 11621868 708 10:30:01 3410552 6981016 8949856 54.66 264412 3278408 9637948 55.32 2167392 10181804 488 10:40:01 6248368 9843480 6091440 37.20 265296 3302164 6953504 39.91 2175636 7373052 236 10:50:13 10054924 13806812 2130228 13.01 271336 3452156 2870848 16.48 2217004 3527312 72 11:00:01 7641080 11435464 4500272 27.49 272620 3493344 5170384 29.68 2220324 5941132 264 11:10:01 7555988 11369372 4566320 27.89 273108 3511860 5291668 30.37 2221428 6015348 232 11:20:13 9407028 13261544 2675400 16.34 273820 3552268 4168324 23.93 2226136 4173128 752 11:30:01 10594096 14472568 1464740 8.95 274464 3575576 2754044 15.81 2228368 2990888 22052 11:40:01 7306172 11313560 4621940 28.23 278612 3694848 5330428 30.60 2243092 6236956 432 Average: 7136541 10893777 5041218 30.79 270751 3457705 5970652 34.27 2205258 6451276 2804 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:13 lo 30.34 30.34 21.27 21.27 0.00 0.00 0.00 0.00 10:20:13 ens3 2.24 2.20 0.69 0.60 0.00 0.00 0.00 0.00 10:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 42.40 42.40 16.28 16.28 0.00 0.00 0.00 0.00 10:30:01 ens3 1.10 0.98 0.24 0.20 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 12.68 12.68 7.02 7.02 0.00 0.00 0.00 0.00 10:40:01 ens3 0.64 0.44 0.16 0.11 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:13 lo 12.30 12.30 6.06 6.06 0.00 0.00 0.00 0.00 10:50:13 ens3 1.00 0.86 0.29 0.24 0.00 0.00 0.00 0.00 10:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 19.02 19.02 10.14 10.14 0.00 0.00 0.00 0.00 11:00:01 ens3 0.79 0.75 0.17 0.14 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 24.35 24.35 9.06 9.06 0.00 0.00 0.00 0.00 11:10:01 ens3 0.88 0.50 0.22 0.16 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:13 lo 23.75 23.75 10.96 10.96 0.00 0.00 0.00 0.00 11:20:13 ens3 0.85 0.59 0.25 0.19 0.00 0.00 0.00 0.00 11:20:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 lo 18.06 18.06 10.73 10.73 0.00 0.00 0.00 0.00 11:30:01 ens3 0.68 0.51 0.16 0.12 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 19.25 19.25 10.48 10.48 0.00 0.00 0.00 0.00 11:40:01 ens3 1.03 0.89 0.28 0.23 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 Average: lo 22.43 22.43 11.34 11.34 0.00 0.00 0.00 0.00 Average: ens3 1.03 0.86 0.28 0.22 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 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-9120) 02/10/26 _x86_64_ (4 CPU) 10:02:28 LINUX RESTART (4 CPU) 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:20:13 all 64.32 0.00 2.34 0.14 0.10 33.10 10:20:13 0 63.46 0.00 2.38 0.11 0.10 33.94 10:20:13 1 64.40 0.00 2.25 0.07 0.10 33.18 10:20:13 2 64.65 0.00 2.47 0.14 0.10 32.65 10:20:13 3 64.78 0.00 2.26 0.26 0.10 32.61 10:30:01 all 22.10 0.00 1.04 0.03 0.10 76.72 10:30:01 0 22.00 0.00 1.03 0.01 0.10 76.86 10:30:01 1 22.06 0.00 1.05 0.03 0.10 76.75 10:30:01 2 21.96 0.00 1.01 0.08 0.10 76.85 10:30:01 3 22.38 0.00 1.07 0.01 0.11 76.43 10:40:01 all 16.28 0.00 0.71 3.08 0.11 79.81 10:40:01 0 16.20 0.00 0.79 5.08 0.11 77.83 10:40:01 1 15.82 0.00 0.75 2.75 0.11 80.57 10:40:01 2 16.73 0.00 0.61 2.46 0.10 80.09 10:40:01 3 16.39 0.00 0.69 2.05 0.11 80.76 10:50:13 all 27.85 0.00 1.04 0.08 0.10 70.93 10:50:13 0 28.19 0.00 0.93 0.12 0.10 70.66 10:50:13 1 27.01 0.00 1.07 0.07 0.10 71.75 10:50:13 2 28.84 0.00 1.03 0.06 0.10 69.97 10:50:13 3 27.38 0.00 1.11 0.06 0.10 71.35 11:00:01 all 18.38 0.00 0.73 0.04 0.10 80.75 11:00:01 0 18.04 0.00 0.69 0.02 0.10 81.15 11:00:01 1 18.48 0.00 0.71 0.08 0.10 80.63 11:00:01 2 18.56 0.00 0.83 0.03 0.10 80.49 11:00:01 3 18.44 0.00 0.69 0.02 0.11 80.74 11:10:01 all 7.80 0.00 0.50 0.04 0.11 91.55 11:10:01 0 7.71 0.00 0.46 0.05 0.10 91.68 11:10:01 1 7.70 0.00 0.50 0.02 0.11 91.67 11:10:01 2 8.00 0.00 0.52 0.03 0.10 91.34 11:10:01 3 7.79 0.00 0.52 0.06 0.11 91.51 11:20:13 all 12.44 0.00 0.54 0.03 0.10 86.89 11:20:13 0 11.99 0.00 0.48 0.05 0.10 87.39 11:20:13 1 12.89 0.00 0.52 0.01 0.10 86.47 11:20:13 2 12.70 0.00 0.55 0.04 0.10 86.61 11:20:13 3 12.19 0.00 0.61 0.02 0.11 87.07 11:30:01 all 8.47 0.00 0.52 0.03 0.10 90.88 11:30:01 0 8.35 0.00 0.50 0.01 0.10 91.04 11:30:01 1 8.96 0.00 0.49 0.05 0.11 90.39 11:30:01 2 8.41 0.00 0.53 0.03 0.10 90.93 11:30:01 3 8.17 0.00 0.55 0.02 0.11 91.15 11:40:01 all 16.84 0.00 0.64 0.05 0.10 82.37 11:40:01 0 16.81 0.00 0.65 0.02 0.11 82.41 11:40:01 1 16.53 0.00 0.61 0.13 0.10 82.63 11:40:01 2 17.74 0.00 0.63 0.03 0.11 81.50 11:40:01 3 16.26 0.00 0.67 0.02 0.10 82.95 Average: all 21.73 0.00 0.90 0.39 0.10 76.88 Average: 0 21.53 0.00 0.88 0.61 0.10 76.88 Average: 1 21.65 0.00 0.89 0.36 0.10 77.00 Average: 2 22.07 0.00 0.91 0.32 0.10 76.59 Average: 3 21.65 0.00 0.91 0.28 0.11 77.05