---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-19337 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: 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 717 11335 4 3936 14929 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:ff:7a:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.253/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79580sec preferred_lft 79580sec inet6 fe80::f816:3eff:feff:7a11/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:1f:44:2d:37:6a 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-19337) 02/20/26 _x86_64_ (4 CPU) 13:09:35 LINUX RESTART (4 CPU) 13:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:01 124.00 11.17 108.67 4.17 1586.76 38721.78 35486.37 13:30:07 86.85 31.07 52.45 3.33 435.69 5305.58 3876.24 13:40:07 27.74 1.52 10.40 15.82 43.09 285.86 210748.86 13:50:00 7.35 0.04 6.95 0.36 1.30 246.27 1392.10 14:00:07 19.34 0.03 18.43 0.88 0.82 815.37 1337.18 14:10:07 10.02 0.02 9.59 0.41 1.00 290.25 484.33 14:20:01 5.12 0.01 4.94 0.17 0.55 142.48 67.75 14:30:07 7.42 0.02 7.06 0.35 1.47 245.33 152.20 14:40:07 3.30 0.00 3.30 0.00 0.00 56.52 0.01 14:50:01 13.15 0.42 12.13 0.60 10.13 664.89 223.03 15:00:07 5.68 0.03 5.47 0.19 0.78 170.35 273.99 Average: 28.26 4.06 21.81 2.39 189.66 4273.59 23076.68 13:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:01 4462004 14853556 1073400 6.56 234296 9954392 2081756 11.95 1960564 9213844 7376 13:30:07 3290708 6037576 9897612 60.45 262332 2520504 11808496 67.78 1988396 10567976 1056 13:40:07 4096544 6877632 9058760 55.33 264156 2553008 10479304 60.15 2015884 9720236 480 13:50:00 6869156 9670940 6268024 38.28 265292 2572560 6986784 40.10 2021244 6968096 92 14:00:07 11594744 14542348 1399420 8.55 270748 2712852 2062576 11.84 2048780 2232604 12 14:10:07 8295260 11281908 4657952 28.45 271916 2750724 5352508 30.72 2051680 5527460 292 14:20:01 8382484 11387692 4552216 27.80 272384 2768824 5178848 29.73 2052896 5422028 336 14:30:07 7117616 10160616 5778704 35.29 273332 2805660 6548688 37.59 2058152 6673720 76 14:40:07 6789120 9834632 6104384 37.28 273632 2807876 6788064 38.96 2058520 7010432 144 14:50:01 8135356 11323372 4616584 28.20 277908 2946192 5239996 30.08 2076024 5657404 64 15:00:07 7448556 10662040 5277396 32.23 278464 2971100 5990740 34.39 2086720 6326232 508 Average: 6952868 10602937 5334950 32.58 267678 3396699 6228887 35.75 2038078 6847276 949 13:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:01 lo 2.14 2.14 1.82 1.82 0.00 0.00 0.00 0.00 13:20:01 ens3 168.06 124.85 2125.36 17.07 0.00 0.00 0.00 0.00 13:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:07 lo 31.95 31.95 20.49 20.49 0.00 0.00 0.00 0.00 13:30:07 ens3 2.25 2.02 0.67 0.57 0.00 0.00 0.00 0.00 13:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:07 lo 42.43 42.43 17.54 17.54 0.00 0.00 0.00 0.00 13:40:07 ens3 1.26 1.09 0.27 0.22 0.00 0.00 0.00 0.00 13:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:00 lo 10.83 10.83 6.46 6.46 0.00 0.00 0.00 0.00 13:50:00 ens3 0.90 0.97 0.12 0.82 0.00 0.00 0.00 0.00 13:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:07 lo 14.16 14.16 6.98 6.98 0.00 0.00 0.00 0.00 14:00:07 ens3 1.30 1.20 0.35 0.53 0.00 0.00 0.00 0.00 14:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:07 lo 19.73 19.73 10.42 10.42 0.00 0.00 0.00 0.00 14:10:07 ens3 1.06 0.84 0.32 0.24 0.00 0.00 0.00 0.00 14:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:01 lo 26.81 26.81 9.65 9.65 0.00 0.00 0.00 0.00 14:20:01 ens3 0.59 0.49 0.11 0.09 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:07 lo 20.98 20.98 11.44 11.44 0.00 0.00 0.00 0.00 14:30:07 ens3 0.74 0.56 0.14 0.11 0.00 0.00 0.00 0.00 14:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:07 lo 15.66 15.66 8.21 8.21 0.00 0.00 0.00 0.00 14:40:07 ens3 0.70 0.48 0.18 0.13 0.00 0.00 0.00 0.00 14:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:01 lo 15.12 15.12 8.78 8.78 0.00 0.00 0.00 0.00 14:50:01 ens3 0.87 0.73 0.23 0.19 0.00 0.00 0.00 0.00 14:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:07 lo 18.36 18.36 7.40 7.40 0.00 0.00 0.00 0.00 15:00:07 ens3 0.70 0.63 0.16 0.13 0.00 0.00 0.00 0.00 15:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.85 19.85 9.94 9.94 0.00 0.00 0.00 0.00 Average: ens3 16.23 12.18 193.51 1.83 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-19337) 02/20/26 _x86_64_ (4 CPU) 13:09:35 LINUX RESTART (4 CPU) 13:10:00 CPU %user %nice %system %iowait %steal %idle 13:20:01 all 34.97 0.00 2.28 4.97 0.09 57.69 13:20:01 0 37.22 0.00 2.16 3.90 0.09 56.63 13:20:01 1 32.81 0.00 2.42 5.60 0.09 59.09 13:20:01 2 34.91 0.00 2.26 5.22 0.09 57.52 13:20:01 3 34.95 0.00 2.28 5.17 0.09 57.51 13:30:07 all 62.71 0.00 2.39 0.22 0.13 34.56 13:30:07 0 62.82 0.00 2.39 0.20 0.13 34.46 13:30:07 1 63.50 0.00 2.29 0.18 0.13 33.89 13:30:07 2 62.43 0.00 2.42 0.19 0.13 34.84 13:30:07 3 62.11 0.00 2.45 0.29 0.13 35.03 13:40:07 all 24.55 0.00 1.10 0.15 0.10 74.10 13:40:07 0 24.87 0.00 0.98 0.25 0.10 73.80 13:40:07 1 25.29 0.00 1.16 0.10 0.10 73.35 13:40:07 2 23.72 0.00 1.25 0.19 0.10 74.74 13:40:07 3 24.32 0.00 1.03 0.04 0.10 74.51 13:50:00 all 15.84 0.00 0.70 0.07 0.08 83.31 13:50:00 0 15.43 0.00 0.65 0.04 0.08 83.80 13:50:00 1 16.26 0.00 0.72 0.10 0.08 82.84 13:50:00 2 16.04 0.00 0.70 0.09 0.09 83.08 13:50:00 3 15.64 0.00 0.70 0.06 0.08 83.51 14:00:07 all 28.77 0.00 1.00 0.14 0.09 70.01 14:00:07 0 27.78 0.00 0.96 0.05 0.08 71.12 14:00:07 1 29.33 0.00 1.06 0.37 0.09 69.16 14:00:07 2 29.13 0.00 1.03 0.10 0.09 69.66 14:00:07 3 28.82 0.00 0.94 0.05 0.09 70.10 14:10:07 all 18.22 0.00 0.67 0.05 0.08 80.98 14:10:07 0 18.68 0.00 0.64 0.03 0.08 80.57 14:10:07 1 17.95 0.00 0.71 0.11 0.08 81.15 14:10:07 2 18.51 0.00 0.73 0.02 0.09 80.65 14:10:07 3 17.74 0.00 0.58 0.04 0.08 81.56 14:20:01 all 8.50 0.00 0.41 0.06 0.07 90.96 14:20:01 0 8.68 0.00 0.37 0.01 0.07 90.87 14:20:01 1 8.33 0.00 0.40 0.04 0.08 91.15 14:20:01 2 8.49 0.00 0.49 0.05 0.07 90.89 14:20:01 3 8.49 0.00 0.37 0.12 0.07 90.95 14:30:07 all 16.83 0.00 0.61 0.09 0.08 82.39 14:30:07 0 16.88 0.00 0.45 0.07 0.07 82.52 14:30:07 1 16.55 0.00 0.64 0.03 0.09 82.70 14:30:07 2 16.91 0.00 0.73 0.19 0.08 82.09 14:30:07 3 16.99 0.00 0.64 0.05 0.08 82.23 14:40:07 all 3.36 0.00 0.34 0.03 0.07 96.20 14:40:07 0 3.19 0.00 0.33 0.03 0.07 96.38 14:40:07 1 3.27 0.00 0.32 0.05 0.07 96.29 14:40:07 2 3.66 0.00 0.38 0.03 0.08 95.85 14:40:07 3 3.33 0.00 0.30 0.03 0.07 96.27 14:50:01 all 19.59 0.00 0.69 0.05 0.08 79.59 14:50:01 0 19.77 0.00 0.81 0.04 0.08 79.30 14:50:01 1 20.54 0.00 0.67 0.10 0.09 78.61 14:50:01 2 18.76 0.00 0.67 0.06 0.08 80.44 14:50:01 3 19.29 0.00 0.61 0.02 0.08 80.00 15:00:07 all 9.10 0.00 0.46 0.05 0.07 90.32 15:00:07 0 8.47 0.00 0.43 0.02 0.07 91.01 15:00:07 1 9.36 0.00 0.50 0.10 0.08 89.96 15:00:07 2 9.38 0.00 0.56 0.05 0.08 89.93 15:00:07 3 9.21 0.00 0.34 0.02 0.07 90.37 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.08 0.00 0.97 0.53 0.09 76.33 Average: 0 22.20 0.00 0.93 0.42 0.08 76.37 Average: 1 22.14 0.00 0.99 0.61 0.09 76.17 Average: 2 22.04 0.00 1.02 0.56 0.09 76.29 Average: 3 21.94 0.00 0.93 0.54 0.08 76.51