---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8243 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 702 10800 3 4486 14944 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:64:54:c5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78948sec preferred_lft 78948sec inet6 fe80::f816:3eff:fe64:54c5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:3a:16:b5:98:13 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::2c3a:16ff:feb5:9813/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8243) 03/23/26 _x86_64_ (4 CPU) 07:10:40 LINUX RESTART (4 CPU) 07:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:01 92.03 22.70 66.05 3.28 355.80 12623.96 4197.01 07:40:00 39.04 2.07 20.53 16.44 35.43 646.57 214437.30 07:50:01 9.19 0.17 8.51 0.52 7.99 327.10 1623.69 08:00:03 11.37 0.10 10.76 0.50 4.28 589.95 781.56 08:10:04 14.92 0.02 14.30 0.61 0.69 431.95 347.32 08:20:01 6.22 0.02 5.94 0.25 1.22 188.14 72.18 08:30:20 16.61 11.68 4.76 0.17 139.93 145.87 83.65 08:40:20 5.49 0.01 5.30 0.18 1.11 150.72 121.28 08:50:01 5.24 0.00 5.03 0.21 0.32 153.42 97.36 09:00:20 11.38 0.04 10.78 0.55 4.10 667.91 261.32 09:10:20 4.61 0.00 4.42 0.19 0.19 158.12 106.27 Average: 19.66 3.37 14.21 2.08 50.39 1460.84 20118.27 07:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:01 170392 3828152 12102268 73.92 261760 3356788 13298248 76.33 2110740 13476628 14988 07:40:00 7736000 10974412 4960332 30.30 266324 2956076 5767852 33.11 2129280 5948848 3928 07:50:01 5612036 8877608 7056100 43.10 268084 2981476 8284632 47.55 2139472 8049368 268 08:00:03 11957744 15340260 598784 3.66 272544 3093864 1337224 7.68 2177288 1679812 10200 08:10:04 11098940 14541100 1397684 8.54 274628 3151432 2755684 15.82 2182156 2545816 12540 08:20:01 7701700 11159800 4777488 29.18 275372 3166620 5499184 31.57 2183868 5923792 408 08:30:20 7694488 11227368 4709640 28.76 281348 3224496 5329460 30.59 2225948 5866816 248 08:40:20 6274720 9827076 6109152 37.31 282036 3243204 6839912 39.26 2228236 7292460 136 08:50:01 6351244 9924496 6011676 36.72 282840 3263248 6710680 38.52 2231712 7198968 360 09:00:20 7715756 11443548 4493560 27.44 287392 3406120 5269604 30.25 2248492 5831880 388 09:10:20 7411280 11165108 4771908 29.14 287928 3431308 5740012 32.95 2260064 6122736 284 Average: 7247664 10755357 5180781 31.64 276387 3206785 6075681 34.87 2192478 6357920 3977 07:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:01 lo 15.49 15.49 13.13 13.13 0.00 0.00 0.00 0.00 07:30:01 ens3 30.41 21.21 413.35 3.37 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:00 lo 42.48 42.48 19.58 19.58 0.00 0.00 0.00 0.00 07:40:00 ens3 1.81 1.58 0.37 0.32 0.00 0.00 0.00 0.00 07:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 24.14 24.14 11.22 11.22 0.00 0.00 0.00 0.00 07:50:01 ens3 1.83 0.74 0.43 0.26 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:03 lo 13.09 13.09 6.06 6.06 0.00 0.00 0.00 0.00 08:00:03 ens3 1.35 0.76 0.36 0.25 0.00 0.00 0.00 0.00 08:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:04 lo 8.61 8.61 5.35 5.35 0.00 0.00 0.00 0.00 08:10:04 ens3 0.70 0.49 0.13 0.09 0.00 0.00 0.00 0.00 08:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 19.83 19.83 9.46 9.46 0.00 0.00 0.00 0.00 08:20:01 ens3 1.26 0.63 0.23 0.14 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:20 lo 26.03 26.03 8.89 8.89 0.00 0.00 0.00 0.00 08:30:20 ens3 0.86 0.37 0.18 0.10 0.00 0.00 0.00 0.00 08:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:20 lo 16.84 16.84 8.64 8.64 0.00 0.00 0.00 0.00 08:40:20 ens3 0.85 0.56 0.19 0.14 0.00 0.00 0.00 0.00 08:40:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 12.22 12.22 7.75 7.75 0.00 0.00 0.00 0.00 08:50:01 ens3 0.83 0.48 0.19 0.13 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:20 lo 18.21 18.21 10.44 10.44 0.00 0.00 0.00 0.00 09:00:20 ens3 1.00 0.78 0.26 0.21 0.00 0.00 0.00 0.00 09:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:20 lo 15.22 15.22 5.75 5.75 0.00 0.00 0.00 0.00 09:10:20 ens3 0.67 0.46 0.13 0.09 0.00 0.00 0.00 0.00 09:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 19.32 19.32 9.66 9.66 0.00 0.00 0.00 0.00 Average: ens3 3.77 2.55 37.72 0.46 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-8243) 03/23/26 _x86_64_ (4 CPU) 07:10:40 LINUX RESTART (4 CPU) 07:20:00 CPU %user %nice %system %iowait %steal %idle 07:30:01 all 55.10 0.00 2.31 2.49 0.13 39.95 07:30:01 0 55.98 0.00 2.16 1.67 0.14 40.05 07:30:01 1 55.57 0.00 2.29 1.13 0.13 40.87 07:30:01 2 54.46 0.00 2.37 3.32 0.13 39.72 07:30:01 3 54.40 0.00 2.43 3.86 0.14 39.17 07:40:00 all 46.03 0.00 1.92 0.11 0.14 51.81 07:40:00 0 45.69 0.00 1.96 0.07 0.13 52.16 07:40:00 1 46.00 0.00 2.21 0.24 0.14 51.42 07:40:00 2 46.44 0.00 1.75 0.07 0.14 51.60 07:40:00 3 45.98 0.00 1.76 0.06 0.14 52.06 07:50:01 all 24.55 0.00 0.94 0.06 0.11 74.33 07:50:01 0 24.77 0.00 0.92 0.07 0.11 74.13 07:50:01 1 24.55 0.00 0.93 0.07 0.12 74.34 07:50:01 2 23.96 0.00 1.01 0.03 0.11 74.88 07:50:01 3 24.90 0.00 0.91 0.09 0.11 73.99 08:00:03 all 17.00 0.00 0.75 0.06 0.09 82.10 08:00:03 0 16.86 0.00 0.81 0.03 0.09 82.20 08:00:03 1 17.86 0.00 0.77 0.02 0.10 81.26 08:00:03 2 16.13 0.00 0.69 0.08 0.10 83.01 08:00:03 3 17.15 0.00 0.74 0.09 0.09 81.93 08:10:04 all 21.02 0.00 0.74 0.07 0.09 78.09 08:10:04 0 21.03 0.00 0.76 0.12 0.08 78.01 08:10:04 1 20.99 0.00 0.69 0.06 0.10 78.16 08:10:04 2 20.98 0.00 0.75 0.08 0.08 78.11 08:10:04 3 21.07 0.00 0.75 0.03 0.08 78.08 08:20:01 all 12.21 0.00 0.46 0.03 0.09 87.21 08:20:01 0 11.94 0.00 0.48 0.02 0.09 87.47 08:20:01 1 12.70 0.00 0.45 0.01 0.09 86.74 08:20:01 2 12.59 0.00 0.42 0.09 0.10 86.80 08:20:01 3 11.60 0.00 0.49 0.02 0.09 87.80 08:30:20 all 9.09 0.07 0.57 0.17 0.08 90.02 08:30:20 0 9.01 0.00 0.50 0.03 0.07 90.39 08:30:20 1 9.27 0.26 0.58 0.36 0.08 89.45 08:30:20 2 9.59 0.00 0.66 0.15 0.08 89.52 08:30:20 3 8.50 0.02 0.52 0.17 0.07 90.72 08:40:20 all 10.82 0.00 0.48 0.04 0.08 88.58 08:40:20 0 10.60 0.00 0.56 0.07 0.07 88.70 08:40:20 1 11.11 0.00 0.43 0.01 0.08 88.37 08:40:20 2 10.84 0.00 0.41 0.03 0.08 88.64 08:40:20 3 10.72 0.00 0.51 0.06 0.08 88.63 08:50:01 all 10.39 0.00 0.41 0.02 0.09 89.09 08:50:01 0 10.36 0.00 0.35 0.01 0.09 89.18 08:50:01 1 10.41 0.00 0.46 0.05 0.10 88.99 08:50:01 2 10.82 0.00 0.39 0.02 0.11 88.67 08:50:01 3 9.97 0.00 0.43 0.01 0.08 89.50 09:00:20 all 19.93 0.00 0.85 0.06 0.09 79.07 09:00:20 0 19.95 0.00 0.81 0.04 0.09 79.11 09:00:20 1 19.72 0.00 0.75 0.13 0.10 79.29 09:00:20 2 20.26 0.00 0.94 0.04 0.09 78.67 09:00:20 3 19.80 0.00 0.88 0.03 0.09 79.19 09:10:20 all 7.96 0.00 0.45 0.02 0.08 91.48 09:10:20 0 8.00 0.00 0.37 0.03 0.07 91.53 09:10:20 1 8.12 0.00 0.44 0.01 0.09 91.34 09:10:20 2 8.09 0.00 0.57 0.02 0.08 91.24 09:10:20 3 7.64 0.00 0.42 0.02 0.09 91.82 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.26 0.01 0.90 0.29 0.10 77.45 Average: 0 21.27 0.00 0.88 0.20 0.09 77.56 Average: 1 21.46 0.02 0.91 0.19 0.10 77.32 Average: 2 21.27 0.00 0.91 0.35 0.10 77.37 Average: 3 21.05 0.00 0.90 0.40 0.10 77.56