---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23986 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 701 11301 3 3985 14945 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:9c:ce:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.244/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79971sec preferred_lft 79971sec inet6 fe80::f816:3eff:fe9c:ce9f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:2a:c4:57:17:07 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::b82a:c4ff:fe57:1707/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-23986) 02/28/26 _x86_64_ (4 CPU) 04:38:16 LINUX RESTART (4 CPU) 04:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 04:50:01 112.05 8.42 98.70 4.93 801.45 35599.19 13713.08 05:00:01 85.07 27.59 39.41 18.07 429.64 3831.71 214233.99 05:10:01 11.40 0.28 10.44 0.68 13.22 354.21 1422.87 05:20:01 8.88 0.02 8.46 0.39 0.84 505.67 1289.00 05:30:01 20.17 0.04 19.30 0.84 1.77 617.95 714.75 05:40:01 5.92 0.01 5.65 0.25 0.61 189.33 1046.17 05:50:01 7.60 0.02 7.23 0.35 1.43 246.28 216.51 06:00:01 4.93 0.00 4.73 0.20 0.31 154.44 74.80 06:10:01 5.28 0.02 5.10 0.16 0.73 158.51 71.28 06:20:00 9.61 0.02 9.21 0.39 0.76 639.81 294.40 Average: 27.09 3.64 20.83 2.63 125.10 4230.40 23312.12 04:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 1592352 12961952 2958276 18.07 258616 10853352 3672288 21.08 2110760 11853016 505784 05:00:01 5279156 8039576 7894912 48.22 263024 2528352 8608688 49.41 2101232 8464068 3516 05:10:01 8474604 11265624 4673232 28.54 264996 2557012 5485536 31.49 2118928 5266080 300 05:20:01 9187912 12073476 3865964 23.61 268952 2647524 4663144 26.77 2137432 4537720 68 05:30:01 11788776 14770936 1169852 7.14 272044 2741012 1925308 11.05 2162844 1927188 12936 05:40:01 8211056 11210284 4728472 28.88 272984 2757140 5426840 31.15 2164612 5487748 180 05:50:01 7042868 10078944 5859160 35.79 273736 2793236 6687332 38.39 2167700 6632720 88 06:00:01 6892220 9951188 5986728 36.56 274432 2815432 6826536 39.18 2170876 6793796 168 06:10:01 8483868 11566252 4372536 26.71 275144 2838136 5142356 29.52 2173364 5199840 52 06:20:00 12079728 15308676 632296 3.86 279068 2979660 1691864 9.71 2197432 1595124 88 Average: 7903254 11722691 4214143 25.74 270300 3551086 5012989 28.77 2150518 5775730 52318 04:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 3.16 3.16 2.39 2.39 0.00 0.00 0.00 0.00 04:50:01 ens3 133.52 99.91 1875.51 10.89 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 lo 40.36 40.36 24.82 24.82 0.00 0.00 0.00 0.00 05:00:01 ens3 2.03 2.03 0.47 0.42 0.00 0.00 0.00 0.00 05:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 lo 35.83 35.83 14.71 14.71 0.00 0.00 0.00 0.00 05:10:01 ens3 1.33 1.40 0.28 1.50 0.00 0.00 0.00 0.00 05:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 lo 11.65 11.65 6.35 6.35 0.00 0.00 0.00 0.00 05:20:01 ens3 0.79 0.57 0.22 0.17 0.00 0.00 0.00 0.00 05:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:01 lo 12.89 12.89 7.22 7.22 0.00 0.00 0.00 0.00 05:30:01 ens3 0.97 0.77 0.23 0.18 0.00 0.00 0.00 0.00 05:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:01 lo 19.70 19.70 9.46 9.46 0.00 0.00 0.00 0.00 05:40:01 ens3 0.79 0.62 0.18 0.14 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:01 lo 28.82 28.82 11.42 11.42 0.00 0.00 0.00 0.00 05:50:01 ens3 0.60 0.43 0.11 0.08 0.00 0.00 0.00 0.00 05:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:01 lo 21.32 21.32 10.85 10.85 0.00 0.00 0.00 0.00 06:00:01 ens3 0.69 0.55 0.14 0.11 0.00 0.00 0.00 0.00 06:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 lo 15.13 15.13 8.43 8.43 0.00 0.00 0.00 0.00 06:10:01 ens3 0.69 0.59 0.16 0.13 0.00 0.00 0.00 0.00 06:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:00 lo 23.33 23.33 10.94 10.94 0.00 0.00 0.00 0.00 06:20:00 ens3 0.95 0.85 0.25 0.21 0.00 0.00 0.00 0.00 06:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.22 21.22 10.66 10.66 0.00 0.00 0.00 0.00 Average: ens3 14.24 10.77 187.79 1.38 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-23986) 02/28/26 _x86_64_ (4 CPU) 04:38:16 LINUX RESTART (4 CPU) 04:40:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 43.38 0.00 2.46 8.03 0.09 46.04 04:50:01 0 43.83 0.00 2.70 7.98 0.10 45.39 04:50:01 1 44.68 0.00 2.04 7.43 0.09 45.77 04:50:01 2 43.35 0.00 2.70 8.85 0.10 44.99 04:50:01 3 41.69 0.00 2.40 7.84 0.09 47.98 05:00:01 all 57.43 0.00 2.13 0.20 0.12 40.13 05:00:01 0 57.83 0.00 2.12 0.21 0.11 39.73 05:00:01 1 57.72 0.00 2.23 0.10 0.12 39.83 05:00:01 2 57.65 0.00 2.06 0.20 0.12 39.97 05:00:01 3 56.52 0.00 2.10 0.28 0.12 40.98 05:10:01 all 24.94 0.00 1.04 0.07 0.11 73.83 05:10:01 0 24.20 0.00 1.13 0.04 0.11 74.53 05:10:01 1 25.33 0.00 1.07 0.12 0.11 73.37 05:10:01 2 25.17 0.00 0.97 0.03 0.11 73.72 05:10:01 3 25.08 0.00 1.00 0.10 0.11 73.71 05:20:01 all 14.76 0.00 0.54 0.05 0.09 84.55 05:20:01 0 14.93 0.00 0.46 0.06 0.09 84.46 05:20:01 1 15.91 0.00 0.64 0.04 0.09 83.32 05:20:01 2 14.09 0.00 0.60 0.06 0.10 85.15 05:20:01 3 14.12 0.00 0.47 0.03 0.08 85.29 05:30:01 all 29.11 0.00 0.89 0.06 0.09 69.85 05:30:01 0 29.50 0.00 0.82 0.08 0.09 69.50 05:30:01 1 29.15 0.00 0.88 0.03 0.09 69.85 05:30:01 2 29.27 0.00 0.89 0.03 0.10 69.72 05:30:01 3 28.50 0.00 0.97 0.11 0.09 70.33 05:40:01 all 12.21 0.00 0.50 0.03 0.08 87.18 05:40:01 0 11.86 0.00 0.49 0.01 0.09 87.55 05:40:01 1 12.64 0.00 0.55 0.06 0.09 86.66 05:40:01 2 12.35 0.00 0.48 0.02 0.08 87.07 05:40:01 3 11.97 0.00 0.49 0.02 0.08 87.44 05:50:01 all 14.77 0.00 0.60 0.03 0.09 84.52 05:50:01 0 14.74 0.00 0.59 0.01 0.09 84.57 05:50:01 1 14.59 0.00 0.55 0.04 0.08 84.75 05:50:01 2 15.39 0.00 0.60 0.03 0.10 83.88 05:50:01 3 14.35 0.00 0.65 0.03 0.08 84.89 06:00:01 all 10.83 0.00 0.44 0.02 0.09 88.62 06:00:01 0 11.01 0.00 0.47 0.02 0.09 88.41 06:00:01 1 10.94 0.00 0.45 0.00 0.10 88.50 06:00:01 2 10.31 0.00 0.39 0.02 0.09 89.18 06:00:01 3 11.05 0.00 0.44 0.03 0.08 88.40 06:10:01 all 7.68 0.00 0.40 0.03 0.08 91.81 06:10:01 0 7.56 0.00 0.40 0.03 0.07 91.94 06:10:01 1 7.86 0.00 0.41 0.01 0.09 91.64 06:10:01 2 7.94 0.00 0.38 0.07 0.09 91.53 06:10:01 3 7.36 0.00 0.40 0.02 0.09 92.14 06:20:00 all 15.34 0.00 0.61 0.05 0.09 83.92 06:20:00 0 15.83 0.00 0.57 0.05 0.09 83.47 06:20:00 1 14.83 0.00 0.64 0.04 0.09 84.40 06:20:00 2 15.18 0.00 0.58 0.10 0.09 84.05 06:20:00 3 15.51 0.00 0.64 0.01 0.08 83.76 Average: all 23.03 0.00 0.96 0.85 0.09 75.06 Average: 0 23.12 0.00 0.97 0.85 0.09 74.96 Average: 1 23.35 0.00 0.95 0.78 0.09 74.83 Average: 2 23.05 0.00 0.97 0.94 0.10 74.95 Average: 3 22.61 0.00 0.96 0.84 0.09 75.50