---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54554 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 717 10719 3 4552 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:0c:17:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78991sec preferred_lft 78991sec inet6 fe80::f816:3eff:fe0c:175e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:43:a7:06:c6:12 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::ac43:a7ff:fe06:c612/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-54554) 03/31/26 _x86_64_ (4 CPU) 10:33:19 LINUX RESTART (4 CPU) 10:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:06 69.47 1.18 65.34 2.95 44.94 27529.58 17435.64 11:00:21 61.07 23.07 35.85 2.15 335.61 1996.02 2148.10 11:10:35 12.25 0.17 11.34 0.74 8.00 424.11 1856.70 11:20:02 3.64 0.03 3.47 0.13 0.80 117.86 587.98 11:30:21 19.11 0.10 18.24 0.77 2.65 801.33 634.87 11:40:06 10.33 0.01 9.87 0.45 0.52 317.65 269.23 11:50:21 17.41 11.72 5.53 0.16 136.66 157.53 67.35 12:00:35 4.46 0.02 4.27 0.17 1.58 138.93 103.27 12:10:35 4.92 0.01 4.72 0.19 0.57 152.17 136.27 12:20:09 5.01 0.00 4.84 0.18 0.14 156.16 50.78 12:30:21 9.06 0.05 8.67 0.33 3.96 571.66 186.96 Average: 19.83 3.38 15.70 0.75 49.66 2918.47 2121.97 10:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:06 1126064 12534944 3384996 20.67 263240 10884196 4594688 26.37 2143368 12272716 5644 11:00:21 2256904 5519920 10411960 63.59 268692 2987984 11084260 63.62 2079936 11465612 716 11:10:35 5605860 8906080 7029460 42.93 270388 3023280 8537004 49.00 2104708 8099828 1828 11:20:02 11921480 15308088 631364 3.86 273676 3106340 1355040 7.78 2121376 1780144 83632 11:30:21 10144812 13605604 2333036 14.25 277000 3177196 3048264 17.50 2147304 3535584 48 11:40:06 7864908 11366944 4570328 27.91 278256 3217184 5301064 30.43 2149680 5812868 44 11:50:21 7722304 11298460 4638608 28.33 282804 3275388 5344368 30.68 2190496 5891440 260 12:00:35 6299220 9896440 6039856 36.89 283256 3295924 6823204 39.17 2192708 7312920 336 12:10:35 6281196 9900656 6035536 36.86 283788 3317588 6768396 38.85 2196044 7326588 296 12:20:09 7805584 11448012 4489144 27.42 284536 3339800 5267152 30.23 2198308 5799596 36 12:30:21 7435040 11212556 4724212 28.85 288688 3463652 5337364 30.64 2213860 6142624 40 Average: 6769397 10999791 4935318 30.14 277666 3917139 5769164 33.11 2157981 6858175 8444 10:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:06 lo 2.40 2.40 2.29 2.29 0.00 0.00 0.00 0.00 10:50:06 ens3 40.53 29.28 651.86 3.13 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:21 lo 44.41 44.41 26.43 26.43 0.00 0.00 0.00 0.00 11:00:21 ens3 2.24 2.19 0.50 0.45 0.00 0.00 0.00 0.00 11:00:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:35 lo 32.78 32.78 14.27 14.27 0.00 0.00 0.00 0.00 11:10:35 ens3 2.28 1.07 0.44 1.39 0.00 0.00 0.00 0.00 11:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 8.42 8.42 3.44 3.44 0.00 0.00 0.00 0.00 11:20:02 ens3 0.69 0.38 0.22 0.15 0.00 0.00 0.00 0.00 11:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:21 lo 11.90 11.90 6.04 6.04 0.00 0.00 0.00 0.00 11:30:21 ens3 0.95 0.79 0.18 0.15 0.00 0.00 0.00 0.00 11:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:06 lo 14.77 14.77 7.79 7.79 0.00 0.00 0.00 0.00 11:40:06 ens3 1.16 0.56 0.23 0.14 0.00 0.00 0.00 0.00 11:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:21 lo 21.48 21.48 8.73 8.73 0.00 0.00 0.00 0.00 11:50:21 ens3 0.91 0.65 0.20 0.15 0.00 0.00 0.00 0.00 11:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:35 lo 19.76 19.76 8.52 8.52 0.00 0.00 0.00 0.00 12:00:35 ens3 0.70 0.39 0.18 0.12 0.00 0.00 0.00 0.00 12:00:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:35 lo 19.52 19.52 10.38 10.38 0.00 0.00 0.00 0.00 12:10:35 ens3 1.24 0.73 0.28 0.20 0.00 0.00 0.00 0.00 12:10:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:09 lo 10.95 10.95 6.21 6.21 0.00 0.00 0.00 0.00 12:20:09 ens3 0.73 0.40 0.17 0.11 0.00 0.00 0.00 0.00 12:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:21 lo 20.92 20.92 10.09 10.09 0.00 0.00 0.00 0.00 12:30:21 ens3 1.12 0.89 0.31 0.25 0.00 0.00 0.00 0.00 12:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.04 19.04 9.56 9.56 0.00 0.00 0.00 0.00 Average: ens3 4.74 3.37 58.78 0.57 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-54554) 03/31/26 _x86_64_ (4 CPU) 10:33:19 LINUX RESTART (4 CPU) 10:40:12 CPU %user %nice %system %iowait %steal %idle 10:50:06 all 33.25 0.00 1.66 15.96 0.09 49.04 10:50:06 0 32.30 0.00 1.48 11.01 0.08 55.13 10:50:06 1 32.48 0.00 1.58 21.11 0.09 44.73 10:50:06 2 33.94 0.00 1.75 15.88 0.09 48.34 10:50:06 3 34.27 0.00 1.84 15.86 0.09 47.94 11:00:21 all 66.20 0.00 2.69 0.10 0.14 30.87 11:00:21 0 66.33 0.00 2.55 0.06 0.14 30.91 11:00:21 1 66.07 0.00 2.93 0.18 0.14 30.68 11:00:21 2 66.32 0.00 2.63 0.08 0.14 30.83 11:00:21 3 66.07 0.00 2.64 0.09 0.14 31.07 11:10:35 all 33.56 0.00 1.49 0.06 0.11 64.79 11:10:35 0 33.55 0.00 1.38 0.08 0.11 64.88 11:10:35 1 33.99 0.00 1.60 0.01 0.11 64.29 11:10:35 2 33.56 0.00 1.48 0.03 0.11 64.82 11:10:35 3 33.15 0.00 1.48 0.11 0.11 65.15 11:20:02 all 3.42 0.00 0.42 0.11 0.06 95.99 11:20:02 0 2.83 0.00 0.33 0.02 0.05 96.78 11:20:02 1 3.55 0.00 0.49 0.15 0.08 95.74 11:20:02 2 3.34 0.00 0.48 0.13 0.07 95.98 11:20:02 3 3.96 0.00 0.39 0.14 0.06 95.45 11:30:21 all 29.66 0.00 1.02 0.06 0.08 69.17 11:30:21 0 29.86 0.00 1.14 0.03 0.08 68.89 11:30:21 1 30.23 0.00 0.93 0.13 0.09 68.62 11:30:21 2 29.32 0.00 0.96 0.04 0.09 69.59 11:30:21 3 29.23 0.00 1.04 0.04 0.08 69.60 11:40:06 all 19.60 0.00 0.78 0.03 0.07 79.52 11:40:06 0 18.72 0.00 0.74 0.05 0.06 80.43 11:40:06 1 19.67 0.00 0.94 0.01 0.08 79.29 11:40:06 2 20.07 0.00 0.74 0.04 0.08 79.08 11:40:06 3 19.95 0.00 0.69 0.02 0.07 79.27 11:50:21 all 9.07 0.08 0.41 0.07 0.06 90.31 11:50:21 0 9.39 0.06 0.42 0.09 0.06 89.98 11:50:21 1 8.96 0.06 0.44 0.07 0.07 90.40 11:50:21 2 9.05 0.18 0.40 0.13 0.07 90.18 11:50:21 3 8.87 0.00 0.38 0.01 0.06 90.68 12:00:35 all 10.27 0.00 0.49 0.02 0.07 89.16 12:00:35 0 10.05 0.00 0.43 0.02 0.07 89.44 12:00:35 1 10.86 0.00 0.56 0.02 0.07 88.50 12:00:35 2 9.84 0.00 0.49 0.01 0.07 89.59 12:00:35 3 10.33 0.00 0.47 0.01 0.07 89.12 12:10:35 all 11.02 0.00 0.61 0.02 0.07 88.28 12:10:35 0 10.98 0.00 0.60 0.00 0.07 88.35 12:10:35 1 11.74 0.00 0.63 0.04 0.08 87.51 12:10:35 2 10.78 0.00 0.64 0.02 0.08 88.48 12:10:35 3 10.56 0.00 0.57 0.01 0.08 88.79 12:20:09 all 8.13 0.00 0.52 0.02 0.07 91.27 12:20:09 0 8.24 0.00 0.52 0.05 0.07 91.11 12:20:09 1 8.49 0.00 0.54 0.00 0.07 90.90 12:20:09 2 7.95 0.00 0.54 0.01 0.07 91.43 12:20:09 3 7.83 0.00 0.46 0.02 0.06 91.63 12:30:21 all 14.97 0.00 0.66 0.06 0.07 84.24 12:30:21 0 14.24 0.00 0.62 0.06 0.07 85.02 12:30:21 1 15.55 0.00 0.74 0.11 0.07 83.52 12:30:21 2 15.34 0.00 0.71 0.06 0.07 83.83 12:30:21 3 14.75 0.00 0.57 0.03 0.06 84.59 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.95 0.01 0.98 1.48 0.08 75.49 Average: 0 21.72 0.01 0.94 1.03 0.08 76.23 Average: 1 22.18 0.01 1.04 1.96 0.09 74.73 Average: 2 21.99 0.02 0.99 1.48 0.08 75.44 Average: 3 21.93 0.00 0.96 1.47 0.08 75.56