---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-15124 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 718 10924 3 4346 14928 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:40:dc:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79179sec preferred_lft 79179sec inet6 fe80::f816:3eff:fe40:dcbb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:7b:76:57:9c:c9 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 ---> sar -b -r -n DEV: Linux 5.15.0-168-generic (prd-ubuntu2204-docker-4c-16g-15124) 02/19/26 _x86_64_ (4 CPU) 10:03:46 LINUX RESTART (4 CPU) 10:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:02 79.75 24.24 52.47 3.03 368.55 5967.36 3881.99 10:30:02 14.80 0.13 13.92 0.75 6.48 346.11 997.55 10:40:02 8.59 0.15 8.02 0.42 8.08 287.02 1615.09 10:50:02 11.85 0.08 11.24 0.53 3.12 567.29 1116.48 11:00:02 17.66 0.02 16.94 0.71 0.84 535.56 1574.47 11:10:02 5.88 0.01 5.57 0.30 0.59 193.70 272.73 11:20:02 5.27 0.01 5.06 0.20 1.07 156.09 228.05 11:30:02 4.64 0.00 4.56 0.07 0.31 76.43 74.48 11:40:02 3.80 0.00 3.67 0.13 0.09 128.32 24.11 11:50:02 8.69 0.01 8.30 0.38 0.37 539.99 202.32 12:00:02 7.40 0.01 7.06 0.33 0.71 278.48 347.14 Average: 15.30 2.24 12.44 0.62 35.47 825.12 939.49 10:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:02 3175832 6328912 9604084 58.66 259340 2889556 11089416 63.65 2103088 10528056 652 10:30:02 4076080 7251748 8681912 53.03 261436 2910052 9507316 54.57 2131628 9596244 600 10:40:02 6479084 9680160 6254828 38.20 262456 2934428 7027704 40.34 2139040 7182732 212 10:50:02 8281216 11590172 4346840 26.55 266852 3037860 5198700 29.84 2175832 5369488 344 11:00:02 11465732 14862432 1076388 6.57 269100 3123352 1802940 10.35 2182156 2194040 13612 11:10:02 7951832 11366372 4570328 27.91 269928 3140360 5304732 30.45 2183732 5687496 280 11:20:02 6532860 9968708 5967224 36.45 270484 3161112 6709976 38.52 2185748 7095356 296 11:30:02 10982356 14438596 1499964 9.16 270852 3181136 2826764 16.23 2188420 2668900 19624 11:40:02 6308924 9767652 6168200 37.67 271532 3182960 6918504 39.71 2189180 7320836 416 11:50:02 7729052 11307000 4629772 28.28 275052 3296592 5348328 30.70 2196908 5888584 196 12:00:02 6997772 10623368 5312980 32.45 275848 3343284 6038784 34.66 2215336 6609360 616 Average: 7270976 10653193 5282956 32.27 268444 3109154 6161197 35.37 2171915 6376463 3350 10:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:02 lo 27.59 27.59 20.51 20.51 0.00 0.00 0.00 0.00 10:20:02 ens3 2.96 2.16 0.86 0.67 0.00 0.00 0.00 0.00 10:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:02 lo 37.59 37.59 16.07 16.07 0.00 0.00 0.00 0.00 10:30:02 ens3 2.28 1.18 0.47 0.30 0.00 0.00 0.00 0.00 10:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:02 lo 19.39 19.39 8.82 8.82 0.00 0.00 0.00 0.00 10:40:02 ens3 0.96 0.44 0.20 0.12 0.00 0.00 0.00 0.00 10:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:02 lo 9.87 9.87 4.51 4.51 0.00 0.00 0.00 0.00 10:50:02 ens3 1.58 0.67 0.37 0.23 0.00 0.00 0.00 0.00 10:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:02 lo 17.20 17.20 8.46 8.46 0.00 0.00 0.00 0.00 11:00:02 ens3 0.95 0.66 0.17 0.13 0.00 0.00 0.00 0.00 11:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:02 lo 18.26 18.26 9.15 9.15 0.00 0.00 0.00 0.00 11:10:02 ens3 1.08 0.62 0.24 0.17 0.00 0.00 0.00 0.00 11:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:02 lo 27.11 27.11 11.05 11.05 0.00 0.00 0.00 0.00 11:20:02 ens3 1.15 0.48 0.25 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 11:30:02 lo 9.38 9.38 3.86 3.86 0.00 0.00 0.00 0.00 11:30:02 ens3 0.61 0.31 0.15 0.10 0.00 0.00 0.00 0.00 11:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:02 lo 17.76 17.76 10.46 10.46 0.00 0.00 0.00 0.00 11:40:02 ens3 1.16 0.60 0.33 0.23 0.00 0.00 0.00 0.00 11:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:02 lo 10.79 10.79 6.48 6.48 0.00 0.00 0.00 0.00 11:50:02 ens3 0.78 0.59 0.20 0.16 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 lo 19.71 19.71 8.54 8.54 0.00 0.00 0.00 0.00 12:00:02 ens3 0.93 0.72 0.23 0.17 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.51 19.51 9.81 9.81 0.00 0.00 0.00 0.00 Average: ens3 1.31 0.77 0.32 0.22 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-15124) 02/19/26 _x86_64_ (4 CPU) 10:03:46 LINUX RESTART (4 CPU) 10:10:02 CPU %user %nice %system %iowait %steal %idle 10:20:02 all 57.36 0.00 2.11 0.15 0.10 40.27 10:20:02 0 57.74 0.00 2.08 0.11 0.10 39.97 10:20:02 1 57.60 0.00 2.10 0.07 0.11 40.12 10:20:02 2 56.45 0.00 2.29 0.16 0.10 41.01 10:20:02 3 57.67 0.00 1.99 0.26 0.10 39.98 10:30:02 all 29.42 0.00 1.20 0.10 0.09 69.19 10:30:02 0 29.43 0.00 1.21 0.03 0.09 69.25 10:30:02 1 28.92 0.00 1.17 0.25 0.10 69.56 10:30:02 2 29.55 0.00 1.21 0.02 0.09 69.13 10:30:02 3 29.79 0.00 1.19 0.10 0.10 68.82 10:40:02 all 17.66 0.00 0.85 0.03 0.10 81.36 10:40:02 0 17.77 0.00 0.89 0.05 0.09 81.20 10:40:02 1 18.24 0.00 0.88 0.01 0.10 80.77 10:40:02 2 17.30 0.00 0.80 0.05 0.10 81.75 10:40:02 3 17.35 0.00 0.82 0.02 0.10 81.72 10:50:02 all 16.03 0.00 0.72 0.04 0.09 83.13 10:50:02 0 16.31 0.00 0.73 0.02 0.08 82.87 10:50:02 1 16.01 0.00 0.73 0.08 0.09 83.09 10:50:02 2 16.39 0.00 0.67 0.02 0.08 82.83 10:50:02 3 15.42 0.00 0.74 0.03 0.09 83.73 11:00:02 all 26.22 0.00 0.88 0.05 0.09 72.76 11:00:02 0 25.99 0.00 0.87 0.02 0.09 73.04 11:00:02 1 26.58 0.00 0.98 0.13 0.09 72.22 11:00:02 2 26.21 0.00 0.82 0.03 0.09 72.85 11:00:02 3 26.12 0.00 0.85 0.03 0.09 72.92 11:10:02 all 12.93 0.00 0.60 0.03 0.08 86.36 11:10:02 0 11.94 0.00 0.54 0.03 0.08 87.40 11:10:02 1 13.28 0.00 0.68 0.05 0.08 85.91 11:10:02 2 13.47 0.00 0.61 0.01 0.09 85.82 11:10:02 3 13.05 0.00 0.55 0.01 0.08 86.31 11:20:02 all 10.05 0.00 0.48 0.02 0.09 89.37 11:20:02 0 9.37 0.00 0.48 0.02 0.08 90.05 11:20:02 1 10.46 0.00 0.42 0.01 0.09 89.03 11:20:02 2 10.32 0.00 0.51 0.01 0.09 89.06 11:20:02 3 10.06 0.00 0.50 0.03 0.09 89.32 11:30:02 all 3.26 0.00 0.31 0.01 0.09 96.32 11:30:02 0 2.92 0.00 0.28 0.00 0.08 96.72 11:30:02 1 3.42 0.00 0.36 0.01 0.10 96.11 11:30:02 2 3.37 0.00 0.32 0.03 0.09 96.19 11:30:02 3 3.34 0.00 0.29 0.01 0.09 96.26 11:40:02 all 7.53 0.00 0.35 0.02 0.08 92.02 11:40:02 0 7.29 0.00 0.31 0.02 0.08 92.29 11:40:02 1 7.73 0.00 0.39 0.02 0.09 91.77 11:40:02 2 7.39 0.00 0.32 0.02 0.08 92.19 11:40:02 3 7.69 0.00 0.36 0.02 0.08 91.84 11:50:02 all 12.61 0.00 0.57 0.08 0.08 86.65 11:50:02 0 12.80 0.00 0.66 0.08 0.08 86.39 11:50:02 1 12.09 0.00 0.50 0.03 0.09 87.30 11:50:02 2 13.14 0.00 0.65 0.13 0.09 86.00 11:50:02 3 12.43 0.00 0.49 0.08 0.08 86.92 12:00:02 all 14.00 0.00 0.50 0.03 0.08 85.38 12:00:02 0 13.99 0.00 0.51 0.01 0.07 85.42 12:00:02 1 13.64 0.00 0.44 0.01 0.09 85.82 12:00:02 2 13.68 0.00 0.53 0.04 0.08 85.67 12:00:02 3 14.69 0.00 0.53 0.08 0.08 84.62 Average: CPU %user %nice %system %iowait %steal %idle Average: all 18.82 0.00 0.78 0.05 0.09 80.26 Average: 0 18.68 0.00 0.78 0.03 0.08 80.43 Average: 1 18.90 0.00 0.79 0.06 0.09 80.16 Average: 2 18.83 0.00 0.79 0.05 0.09 80.24 Average: 3 18.87 0.00 0.75 0.06 0.09 80.23