---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1287 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 704 11004 3 4279 14942 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:db:57:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.217/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79109sec preferred_lft 79109sec inet6 fe80::f816:3eff:fedb:5740/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:17:b1:28:98:0f 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::8017:b1ff:fe28:980f/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-1287) 04/08/26 _x86_64_ (4 CPU) 16:21:39 LINUX RESTART (4 CPU) 16:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:04 74.66 23.69 48.11 2.85 352.05 5385.92 3276.63 16:50:04 17.06 0.17 15.86 1.03 8.33 436.63 913.39 17:00:04 11.68 0.19 10.93 0.56 11.11 574.12 449.93 17:10:04 14.04 0.01 13.43 0.60 0.59 451.86 521.78 17:20:03 9.40 0.01 8.97 0.41 0.60 285.13 210.15 17:30:03 5.27 0.07 5.04 0.17 4.43 141.57 172.65 17:40:04 4.87 0.22 4.47 0.18 10.19 147.04 94.33 17:50:02 20.46 0.08 4.41 15.97 1.75 141.16 209570.15 18:00:02 5.15 0.01 4.96 0.17 0.21 160.41 65.20 18:10:04 8.92 0.03 8.49 0.40 3.84 581.49 292.91 18:20:02 4.61 0.02 4.39 0.19 1.07 158.97 159.11 Average: 16.01 2.23 11.74 2.04 35.85 769.80 19527.68 16:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:04 812452 3849108 12085532 73.81 262344 2790936 13366320 76.72 2035216 12979808 408 16:50:04 3265276 6330660 9605744 58.67 264444 2817880 10598036 60.83 2057472 10508524 792 17:00:04 10090708 13270524 2670368 16.31 269260 2927416 3577120 20.53 2089904 3676980 10136 17:10:04 10485140 13724028 2216944 13.54 271804 2983948 2982132 17.12 2104544 3263220 352 17:20:03 8091828 11371360 4568484 27.90 272900 3023488 5329824 30.59 2107400 5642684 712 17:30:03 8120480 11419148 4520608 27.61 273256 3042268 5208364 29.90 2109536 5615420 392 17:40:04 6567180 9890236 6048684 36.94 273964 3065960 6816492 39.13 2113692 7154816 768 17:50:02 6737004 10086656 5852444 35.74 276396 3090120 6662100 38.24 2123696 6972180 356 18:00:02 8086464 11460080 4479976 27.36 277212 3113268 5297636 30.41 2126240 5624980 104 18:10:04 7746644 11250012 4689860 28.64 281356 3237336 5313132 30.50 2140864 5950404 380 18:20:02 7072736 10602672 5336704 32.59 281984 3263236 6078916 34.89 2151616 6619860 436 Average: 7006901 10295862 5643213 34.47 273175 3032351 6475461 37.17 2105471 6728080 1349 16:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:04 lo 28.61 28.61 20.74 20.74 0.00 0.00 0.00 0.00 16:40:04 ens3 1.99 1.92 0.64 0.55 0.00 0.00 0.00 0.00 16:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:04 lo 40.93 40.93 17.33 17.33 0.00 0.00 0.00 0.00 16:50:04 ens3 1.32 1.21 0.28 0.24 0.00 0.00 0.00 0.00 16:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:04 lo 19.56 19.56 8.46 8.46 0.00 0.00 0.00 0.00 17:00:04 ens3 0.67 0.60 0.21 0.17 0.00 0.00 0.00 0.00 17:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:04 lo 9.08 9.08 4.48 4.48 0.00 0.00 0.00 0.00 17:10:04 ens3 0.59 0.57 0.13 0.10 0.00 0.00 0.00 0.00 17:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:03 lo 15.52 15.52 8.03 8.03 0.00 0.00 0.00 0.00 17:20:03 ens3 0.58 0.50 0.13 0.10 0.00 0.00 0.00 0.00 17:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:03 lo 20.55 20.55 8.65 8.65 0.00 0.00 0.00 0.00 17:30:03 ens3 0.61 0.53 0.14 0.11 0.00 0.00 0.00 0.00 17:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:04 lo 27.01 27.01 11.26 11.26 0.00 0.00 0.00 0.00 17:40:04 ens3 0.67 0.49 0.18 0.13 0.00 0.00 0.00 0.00 17:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:02 lo 6.64 6.64 4.22 4.22 0.00 0.00 0.00 0.00 17:50:02 ens3 0.43 0.29 0.11 0.07 0.00 0.00 0.00 0.00 17:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:02 lo 17.38 17.38 9.86 9.86 0.00 0.00 0.00 0.00 18:00:02 ens3 0.60 0.51 0.15 0.12 0.00 0.00 0.00 0.00 18:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:04 lo 20.05 20.05 9.72 9.72 0.00 0.00 0.00 0.00 18:10:04 ens3 0.90 0.81 0.24 0.20 0.00 0.00 0.00 0.00 18:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:02 lo 13.12 13.12 5.42 5.42 0.00 0.00 0.00 0.00 18:20:02 ens3 0.44 0.35 0.10 0.07 0.00 0.00 0.00 0.00 18:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.87 19.87 9.84 9.84 0.00 0.00 0.00 0.00 Average: ens3 0.80 0.71 0.21 0.17 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-1287) 04/08/26 _x86_64_ (4 CPU) 16:21:39 LINUX RESTART (4 CPU) 16:30:04 CPU %user %nice %system %iowait %steal %idle 16:40:04 all 59.53 0.00 2.25 0.12 0.10 38.01 16:40:04 0 59.85 0.00 1.98 0.11 0.10 37.96 16:40:04 1 60.02 0.00 2.19 0.06 0.10 37.63 16:40:04 2 58.46 0.00 2.40 0.10 0.10 38.93 16:40:04 3 59.80 0.00 2.42 0.18 0.10 37.49 16:50:04 all 37.82 0.00 1.49 0.05 0.10 60.55 16:50:04 0 38.44 0.00 1.51 0.03 0.10 59.92 16:50:04 1 37.56 0.00 1.40 0.02 0.10 60.93 16:50:04 2 37.72 0.00 1.64 0.09 0.10 60.45 16:50:04 3 37.55 0.00 1.41 0.06 0.10 60.88 17:00:04 all 19.02 0.00 0.84 0.05 0.08 80.01 17:00:04 0 19.78 0.00 0.86 0.05 0.08 79.23 17:00:04 1 18.45 0.00 0.94 0.03 0.08 80.51 17:00:04 2 19.25 0.00 0.74 0.08 0.08 79.85 17:00:04 3 18.59 0.00 0.83 0.03 0.08 80.48 17:10:04 all 20.81 0.00 0.76 0.06 0.07 78.30 17:10:04 0 19.88 0.00 0.67 0.03 0.06 79.36 17:10:04 1 20.46 0.00 0.74 0.11 0.07 78.61 17:10:04 2 21.40 0.00 0.83 0.08 0.07 77.62 17:10:04 3 21.50 0.00 0.81 0.02 0.07 77.60 17:20:03 all 18.22 0.00 0.61 0.04 0.07 81.06 17:20:03 0 18.58 0.00 0.51 0.04 0.07 80.80 17:20:03 1 17.93 0.00 0.64 0.07 0.07 81.28 17:20:03 2 18.26 0.00 0.66 0.01 0.07 81.00 17:20:03 3 18.11 0.00 0.65 0.02 0.06 81.16 17:30:03 all 8.68 0.00 0.38 0.02 0.06 90.85 17:30:03 0 8.74 0.00 0.34 0.04 0.06 90.82 17:30:03 1 8.61 0.00 0.39 0.02 0.07 90.91 17:30:03 2 8.59 0.00 0.41 0.01 0.07 90.93 17:30:03 3 8.77 0.00 0.39 0.02 0.06 90.75 17:40:04 all 11.11 0.00 0.51 0.02 0.07 88.29 17:40:04 0 10.70 0.00 0.54 0.04 0.07 88.66 17:40:04 1 11.24 0.00 0.49 0.03 0.07 88.16 17:40:04 2 11.30 0.00 0.54 0.01 0.07 88.08 17:40:04 3 11.18 0.00 0.45 0.02 0.06 88.28 17:50:02 all 8.27 0.00 0.41 0.04 0.06 91.22 17:50:02 0 8.03 0.00 0.47 0.03 0.06 91.41 17:50:02 1 8.40 0.00 0.43 0.09 0.06 91.01 17:50:02 2 8.55 0.00 0.38 0.01 0.06 91.00 17:50:02 3 8.10 0.00 0.38 0.02 0.06 91.45 18:00:02 all 9.02 0.00 0.55 0.02 0.06 90.36 18:00:02 0 8.05 0.00 0.48 0.01 0.06 91.40 18:00:02 1 9.33 0.00 0.60 0.01 0.06 90.01 18:00:02 2 9.73 0.00 0.63 0.03 0.07 89.55 18:00:02 3 8.97 0.00 0.49 0.01 0.05 90.47 18:10:04 all 14.83 0.00 0.58 0.04 0.07 84.49 18:10:04 0 14.36 0.00 0.52 0.02 0.06 85.04 18:10:04 1 15.13 0.00 0.57 0.01 0.07 84.22 18:10:04 2 14.38 0.00 0.63 0.06 0.07 84.85 18:10:04 3 15.45 0.00 0.59 0.05 0.07 83.84 18:20:02 all 8.29 0.00 0.43 0.02 0.06 91.20 18:20:02 0 8.31 0.00 0.31 0.01 0.05 91.32 18:20:02 1 8.47 0.00 0.41 0.02 0.07 91.03 18:20:02 2 8.17 0.00 0.54 0.01 0.08 91.21 18:20:02 3 8.22 0.00 0.45 0.03 0.06 91.23 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.60 0.00 0.80 0.04 0.07 79.49 Average: 0 19.52 0.00 0.75 0.04 0.07 79.63 Average: 1 19.60 0.00 0.80 0.04 0.07 79.48 Average: 2 19.61 0.00 0.85 0.05 0.08 79.42 Average: 3 19.66 0.00 0.81 0.04 0.07 79.42