---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1621 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 726 11080 4 4182 14920 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:5f:0e:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79164sec preferred_lft 79164sec inet6 fe80::f816:3eff:fe5f:ece/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:ab:ff:c5:c1:3f 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::b0ab:ffff:fec5:c13f/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-1621) 03/18/26 _x86_64_ (4 CPU) 09:57:59 LINUX RESTART (4 CPU) 10:00:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:00 118.72 9.07 104.29 5.36 1218.49 36797.69 15846.97 10:20:08 69.29 22.63 44.68 1.98 327.08 4625.30 2837.54 10:30:01 16.98 2.82 13.50 0.65 67.22 343.36 1276.25 10:40:05 8.19 0.11 7.61 0.47 5.22 297.64 692.03 10:50:11 13.39 0.07 12.74 0.58 2.59 633.50 806.27 11:00:11 15.50 0.03 14.80 0.67 1.08 469.11 565.11 11:10:11 3.40 0.02 3.30 0.08 0.53 83.44 17.23 11:20:07 22.66 0.09 6.70 15.87 2.68 234.72 212359.82 11:30:11 5.23 0.00 5.04 0.19 0.30 155.70 81.92 11:40:11 4.89 0.00 4.72 0.17 0.13 152.99 49.09 11:50:04 8.95 0.05 8.51 0.39 5.11 580.87 333.99 Average: 26.01 3.19 20.44 2.39 146.74 3984.21 21225.32 10:00:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:00 1331604 12999260 2919156 17.83 264008 11137716 3636192 20.87 2213140 11997500 748360 10:20:08 1950016 4892016 11040292 67.43 270388 2703116 11883608 68.21 2222948 11636584 2468 10:30:01 11536400 14522996 1417164 8.66 271996 2746140 2178920 12.51 2274532 2062784 9428 10:40:05 5780300 8784920 7152608 43.69 273196 2762960 8422320 48.34 2280700 7780352 388 10:50:11 10594416 13716572 2222860 13.58 277916 2875756 2974944 17.08 2318052 2943764 432 11:00:11 9906516 13102464 2836856 17.33 280164 2947300 4279572 24.56 2323868 3632080 8600 11:10:11 8132584 11330796 4607224 28.14 280512 2949224 5321572 30.55 2324396 5375900 72 11:20:07 6766224 10005056 5932396 36.23 281532 2988816 6709808 38.51 2332224 6753856 444 11:30:11 6693712 9954752 5982544 36.54 282044 3010512 6749280 38.74 2335440 6810840 456 11:40:11 8086976 11370692 4567432 27.90 282620 3032612 5270712 30.25 2337592 5423504 288 11:50:04 11849096 15286700 653008 3.99 286800 3179236 1367592 7.85 2362544 1637356 23660 Average: 7511622 11451475 4484685 27.39 277380 3666672 5344956 30.68 2302312 6004956 72236 10:00:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:00 lo 3.27 3.27 2.39 2.39 0.00 0.00 0.00 0.00 10:10:00 ens3 164.74 118.67 2144.76 12.49 0.00 0.00 0.00 0.00 10:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:08 lo 31.12 31.12 19.36 19.36 0.00 0.00 0.00 0.00 10:20:08 ens3 2.01 1.53 0.43 0.35 0.00 0.00 0.00 0.00 10:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 36.18 36.18 14.81 14.81 0.00 0.00 0.00 0.00 10:30:01 ens3 1.15 0.84 0.24 0.19 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 10:40:05 lo 13.59 13.59 8.10 8.10 0.00 0.00 0.00 0.00 10:40:05 ens3 2.42 1.14 0.49 1.36 0.00 0.00 0.00 0.00 10:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:11 lo 11.91 11.91 5.93 5.93 0.00 0.00 0.00 0.00 10:50:11 ens3 0.92 0.68 0.22 0.17 0.00 0.00 0.00 0.00 10:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:11 lo 17.10 17.10 7.97 7.97 0.00 0.00 0.00 0.00 11:00:11 ens3 0.95 0.68 0.19 0.15 0.00 0.00 0.00 0.00 11:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:11 lo 13.40 13.40 7.28 7.28 0.00 0.00 0.00 0.00 11:10:11 ens3 0.77 0.44 0.16 0.11 0.00 0.00 0.00 0.00 11:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:07 lo 27.00 27.00 10.56 10.56 0.00 0.00 0.00 0.00 11:20:07 ens3 1.13 0.45 0.22 0.13 0.00 0.00 0.00 0.00 11:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:11 lo 21.12 21.12 10.70 10.70 0.00 0.00 0.00 0.00 11:30:11 ens3 0.89 0.58 0.20 0.15 0.00 0.00 0.00 0.00 11:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:11 lo 15.35 15.35 8.46 8.46 0.00 0.00 0.00 0.00 11:40:11 ens3 0.96 0.60 0.24 0.18 0.00 0.00 0.00 0.00 11:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:04 lo 23.45 23.45 11.04 11.04 0.00 0.00 0.00 0.00 11:50:04 ens3 1.24 0.95 0.32 0.25 0.00 0.00 0.00 0.00 11:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.41 19.41 9.70 9.70 0.00 0.00 0.00 0.00 Average: ens3 15.86 11.33 191.96 1.39 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-1621) 03/18/26 _x86_64_ (4 CPU) 09:57:59 LINUX RESTART (4 CPU) 10:00:11 CPU %user %nice %system %iowait %steal %idle 10:10:00 all 45.17 0.00 2.77 0.97 0.12 50.97 10:10:00 0 50.28 0.00 3.00 0.88 0.12 45.73 10:10:00 1 44.00 0.00 2.69 0.95 0.12 52.25 10:10:00 2 41.30 0.00 2.60 1.34 0.12 54.64 10:10:00 3 45.13 0.00 2.77 0.72 0.11 51.26 10:20:08 all 50.81 0.00 2.15 0.06 0.15 46.82 10:20:08 0 51.16 0.00 1.89 0.06 0.15 46.74 10:20:08 1 50.93 0.00 2.18 0.06 0.15 46.67 10:20:08 2 50.79 0.00 2.31 0.07 0.15 46.67 10:20:08 3 50.34 0.00 2.24 0.07 0.15 47.21 10:30:01 all 27.22 0.00 1.28 0.04 0.11 71.35 10:30:01 0 27.33 0.00 1.22 0.06 0.11 71.28 10:30:01 1 26.77 0.00 1.28 0.06 0.12 71.78 10:30:01 2 27.58 0.00 1.28 0.03 0.11 71.01 10:30:01 3 27.21 0.00 1.33 0.03 0.11 71.32 10:40:05 all 20.47 0.00 0.75 0.03 0.09 78.66 10:40:05 0 20.01 0.00 0.69 0.05 0.08 79.18 10:40:05 1 20.71 0.00 0.80 0.05 0.09 78.34 10:40:05 2 21.17 0.00 0.69 0.01 0.08 78.05 10:40:05 3 19.98 0.00 0.84 0.01 0.09 79.08 10:50:11 all 18.88 0.00 0.79 0.04 0.08 80.21 10:50:11 0 18.98 0.00 0.78 0.03 0.07 80.13 10:50:11 1 18.64 0.00 0.82 0.04 0.09 80.41 10:50:11 2 18.75 0.00 0.77 0.09 0.08 80.30 10:50:11 3 19.14 0.00 0.78 0.01 0.08 79.98 11:00:11 all 25.73 0.00 0.83 2.04 0.09 71.31 11:00:11 0 25.10 0.00 0.76 0.32 0.09 73.72 11:00:11 1 26.05 0.00 0.84 2.71 0.09 70.31 11:00:11 2 25.62 0.00 0.88 2.45 0.09 70.95 11:00:11 3 26.17 0.00 0.83 2.69 0.08 70.22 11:10:11 all 4.88 0.00 0.33 0.02 0.06 94.71 11:10:11 0 4.99 0.00 0.30 0.02 0.06 94.63 11:10:11 1 4.87 0.00 0.36 0.01 0.08 94.69 11:10:11 2 4.80 0.00 0.37 0.02 0.07 94.74 11:10:11 3 4.84 0.00 0.30 0.02 0.06 94.79 11:20:07 all 16.17 0.00 0.61 0.06 0.08 83.08 11:20:07 0 16.39 0.00 0.48 0.01 0.08 83.04 11:20:07 1 16.31 0.00 0.69 0.15 0.08 82.78 11:20:07 2 15.50 0.00 0.59 0.05 0.08 83.77 11:20:07 3 16.50 0.00 0.68 0.02 0.08 82.73 11:30:11 all 11.15 0.00 0.44 0.02 0.08 88.31 11:30:11 0 11.12 0.00 0.40 0.03 0.08 88.38 11:30:11 1 11.36 0.00 0.47 0.02 0.08 88.06 11:30:11 2 10.88 0.00 0.55 0.00 0.08 88.49 11:30:11 3 11.26 0.00 0.36 0.02 0.08 88.29 11:40:11 all 8.38 0.00 0.46 0.02 0.08 91.07 11:40:11 0 8.00 0.00 0.39 0.05 0.08 91.48 11:40:11 1 8.84 0.00 0.52 0.01 0.08 90.54 11:40:11 2 8.52 0.00 0.46 0.01 0.08 90.93 11:40:11 3 8.14 0.00 0.45 0.02 0.07 91.32 11:50:04 all 15.48 0.00 0.71 0.04 0.07 83.69 11:50:04 0 15.69 0.00 0.71 0.05 0.07 83.48 11:50:04 1 14.76 0.00 0.74 0.03 0.08 84.38 11:50:04 2 15.98 0.00 0.78 0.08 0.08 83.07 11:50:04 3 15.49 0.00 0.59 0.01 0.07 83.83 Average: CPU %user %nice %system %iowait %steal %idle Average: all 22.21 0.00 1.01 0.30 0.09 76.38 Average: 0 22.63 0.00 0.96 0.14 0.09 76.18 Average: 1 22.12 0.00 1.04 0.37 0.10 76.38 Average: 2 21.90 0.00 1.02 0.38 0.09 76.61 Average: 3 22.20 0.00 1.01 0.33 0.09 76.37