---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-24128 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 707 10964 3 4317 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:4a:e6:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.69/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79487sec preferred_lft 79487sec inet6 fe80::f816:3eff:fe4a:e6d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:56:de:44:2b:3e 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::1456:deff:fe44:2b3e/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-24128) 02/28/26 _x86_64_ (4 CPU) 08:28:22 LINUX RESTART (4 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:11 129.75 9.17 114.79 5.80 1243.89 37534.44 15436.54 08:50:11 61.28 25.50 33.92 1.85 340.43 1826.66 1364.88 09:00:01 9.49 0.22 8.74 0.53 12.89 287.72 231.27 09:10:11 11.04 0.07 10.44 0.53 1.50 582.24 502.46 09:20:11 34.45 0.13 17.71 16.61 2.44 587.36 211472.59 09:30:11 4.49 0.01 4.31 0.17 1.17 121.47 42.86 09:40:11 5.19 0.00 5.02 0.17 0.16 143.83 60.22 09:50:11 4.59 0.01 4.41 0.17 1.07 139.13 182.60 10:00:11 5.13 0.00 4.96 0.17 0.31 149.24 400.83 10:10:11 9.94 0.01 9.55 0.37 0.39 551.65 203.52 10:20:11 7.40 0.02 7.06 0.32 0.92 284.00 373.93 Average: 25.87 3.20 20.23 2.43 147.61 3889.66 20925.69 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:11 163124 9146408 6773060 41.37 257828 8498360 8582528 49.26 2290336 13130260 984 08:50:11 4032724 7128712 8805176 53.78 262092 2842944 10348964 59.40 2208792 9578120 2568 09:00:01 7148288 10270336 5667032 34.61 263320 2867808 6960208 39.95 2223000 6471484 420 09:10:11 9827604 13055544 2883420 17.61 267764 2969308 3717884 21.34 2251248 3773196 152 09:20:11 8239656 11560088 4378216 26.74 273072 3056484 5229088 30.01 2274688 5314660 280 09:30:11 8097288 11433336 4504688 27.51 273648 3071532 5244788 30.11 2275820 5467524 232 09:40:11 8125560 11480732 4457212 27.22 274204 3090092 5206608 29.89 2276944 5437356 220 09:50:11 6645464 10020456 5916680 36.14 274768 3109364 6717840 38.56 2279148 6906548 44 10:00:11 6482468 9878720 6058516 37.00 275348 3130048 6815148 39.12 2282356 7077580 220 10:10:11 7911628 11428168 4509712 27.54 279204 3245860 5333176 30.61 2290512 5643364 84 10:20:11 7074500 10640756 5296752 32.35 279932 3294812 6076124 34.88 2309156 6433472 172 Average: 6704391 10549387 5386406 32.90 271016 3561510 6384760 36.65 2269273 6839415 489 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:11 lo 3.70 3.70 4.15 4.15 0.00 0.00 0.00 0.00 08:40:11 ens3 117.73 87.76 1913.51 9.97 0.00 0.00 0.00 0.00 08:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:11 lo 42.85 42.85 24.37 24.37 0.00 0.00 0.00 0.00 08:50:11 ens3 2.23 1.88 0.47 0.41 0.00 0.00 0.00 0.00 08:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 33.34 33.34 13.83 13.83 0.00 0.00 0.00 0.00 09:00:01 ens3 1.06 0.71 0.22 0.16 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:11 lo 12.06 12.06 6.30 6.30 0.00 0.00 0.00 0.00 09:10:11 ens3 0.79 0.58 0.21 0.16 0.00 0.00 0.00 0.00 09:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:11 lo 13.33 13.33 7.63 7.63 0.00 0.00 0.00 0.00 09:20:11 ens3 0.95 0.85 0.17 0.15 0.00 0.00 0.00 0.00 09:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:11 lo 14.83 14.83 7.04 7.04 0.00 0.00 0.00 0.00 09:30:11 ens3 0.94 0.86 0.17 1.12 0.00 0.00 0.00 0.00 09:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:11 lo 26.31 26.31 9.55 9.55 0.00 0.00 0.00 0.00 09:40:11 ens3 0.76 0.44 0.15 0.10 0.00 0.00 0.00 0.00 09:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:11 lo 17.01 17.01 8.16 8.16 0.00 0.00 0.00 0.00 09:50:11 ens3 0.65 0.41 0.12 0.08 0.00 0.00 0.00 0.00 09:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:11 lo 12.96 12.96 7.55 7.55 0.00 0.00 0.00 0.00 10:00:11 ens3 0.60 0.40 0.11 0.08 0.00 0.00 0.00 0.00 10:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:11 lo 16.77 16.77 10.02 10.02 0.00 0.00 0.00 0.00 10:10:11 ens3 0.90 0.76 0.25 0.20 0.00 0.00 0.00 0.00 10:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:11 lo 23.91 23.91 10.26 10.26 0.00 0.00 0.00 0.00 10:20:11 ens3 0.90 0.69 0.18 0.14 0.00 0.00 0.00 0.00 10:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.68 19.68 9.88 9.88 0.00 0.00 0.00 0.00 Average: ens3 11.76 8.79 176.83 1.16 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-24128) 02/28/26 _x86_64_ (4 CPU) 08:28:22 LINUX RESTART (4 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:11 all 48.02 0.00 2.55 7.04 0.10 42.28 08:40:11 0 45.52 0.00 2.66 7.96 0.11 43.76 08:40:11 1 51.00 0.00 2.79 5.70 0.11 40.41 08:40:11 2 46.46 0.00 2.33 7.17 0.10 43.94 08:40:11 3 49.10 0.00 2.44 7.34 0.10 41.03 08:50:11 all 59.26 0.00 2.15 0.13 0.12 38.34 08:50:11 0 59.90 0.00 1.99 0.07 0.13 37.92 08:50:11 1 59.48 0.00 2.19 0.17 0.12 38.04 08:50:11 2 58.99 0.00 2.32 0.11 0.12 38.46 08:50:11 3 58.67 0.00 2.11 0.17 0.12 38.95 09:00:01 all 19.13 0.00 0.84 0.05 0.11 79.87 09:00:01 0 19.37 0.00 0.82 0.04 0.11 79.66 09:00:01 1 19.39 0.00 0.84 0.02 0.11 79.65 09:00:01 2 18.65 0.00 0.88 0.08 0.11 80.28 09:00:01 3 19.13 0.00 0.85 0.05 0.11 79.87 09:10:11 all 17.97 0.00 0.77 0.05 0.09 81.13 09:10:11 0 17.70 0.00 0.63 0.03 0.08 81.56 09:10:11 1 17.61 0.00 0.78 0.01 0.10 81.50 09:10:11 2 18.49 0.00 0.82 0.07 0.10 80.52 09:10:11 3 18.06 0.00 0.84 0.10 0.09 80.92 09:20:11 all 28.78 0.00 0.94 0.09 0.09 70.10 09:20:11 0 29.61 0.00 0.99 0.10 0.08 69.21 09:20:11 1 29.14 0.00 0.87 0.04 0.09 69.86 09:20:11 2 28.77 0.00 0.99 0.05 0.09 70.10 09:20:11 3 27.60 0.00 0.90 0.19 0.09 71.21 09:30:11 all 8.07 0.00 0.32 0.02 0.09 91.50 09:30:11 0 7.29 0.00 0.27 0.01 0.09 92.35 09:30:11 1 8.26 0.00 0.38 0.00 0.10 91.25 09:30:11 2 8.40 0.00 0.32 0.01 0.09 91.17 09:30:11 3 8.31 0.00 0.30 0.06 0.09 91.24 09:40:11 all 8.20 0.00 0.37 0.02 0.09 91.32 09:40:11 0 7.99 0.00 0.34 0.01 0.08 91.58 09:40:11 1 7.95 0.00 0.41 0.05 0.10 91.49 09:40:11 2 8.50 0.00 0.37 0.01 0.09 91.03 09:40:11 3 8.35 0.00 0.36 0.02 0.08 91.19 09:50:11 all 9.32 0.00 0.40 0.02 0.09 90.17 09:50:11 0 9.04 0.00 0.40 0.04 0.08 90.43 09:50:11 1 10.03 0.00 0.38 0.01 0.10 89.48 09:50:11 2 9.29 0.00 0.43 0.01 0.09 90.18 09:50:11 3 8.90 0.00 0.41 0.02 0.09 90.58 10:00:11 all 9.07 0.00 0.42 0.02 0.09 90.40 10:00:11 0 8.81 0.00 0.34 0.00 0.08 90.77 10:00:11 1 9.21 0.00 0.43 0.01 0.09 90.27 10:00:11 2 8.91 0.00 0.44 0.02 0.09 90.54 10:00:11 3 9.35 0.00 0.47 0.06 0.09 90.03 10:10:11 all 13.48 0.00 0.57 0.05 0.09 85.82 10:10:11 0 14.32 0.00 0.62 0.10 0.08 84.88 10:10:11 1 13.38 0.00 0.55 0.06 0.09 85.92 10:10:11 2 13.35 0.00 0.57 0.04 0.09 85.95 10:10:11 3 12.87 0.00 0.52 0.02 0.09 86.52 10:20:11 all 14.81 0.00 0.50 0.04 0.09 84.56 10:20:11 0 15.21 0.00 0.46 0.00 0.08 84.26 10:20:11 1 14.62 0.00 0.52 0.07 0.09 84.70 10:20:11 2 14.14 0.00 0.46 0.03 0.10 85.27 10:20:11 3 15.28 0.00 0.56 0.05 0.09 84.02 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.50 0.00 0.90 0.69 0.09 76.82 Average: 0 21.37 0.00 0.87 0.77 0.09 76.90 Average: 1 21.86 0.00 0.92 0.56 0.10 76.56 Average: 2 21.31 0.00 0.90 0.70 0.10 76.99 Average: 3 21.45 0.00 0.89 0.74 0.09 76.82