---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9761 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 725 10774 3 4488 14920 Swap: 1023 19 1004 ---> 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:07:fd:da brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.19/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80070sec preferred_lft 80070sec inet6 fe80::f816:3eff:fe07:fdda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:19:ae:ad:fc:f0 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-9761) 02/12/26 _x86_64_ (4 CPU) 12:52:28 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:08 118.04 25.00 74.41 18.62 377.72 11409.21 220176.86 13:20:12 18.26 0.64 16.65 0.97 9.44 454.53 894.58 13:30:01 8.62 0.70 7.51 0.41 12.08 262.17 1279.90 13:40:12 21.98 2.20 18.94 0.84 48.52 825.39 1291.65 13:50:12 9.76 0.13 9.25 0.38 3.09 283.17 322.04 14:00:01 4.61 0.09 4.36 0.15 1.51 130.39 50.04 14:10:12 6.91 0.05 6.60 0.26 2.16 238.57 168.88 14:20:12 4.92 0.01 4.75 0.16 0.25 152.00 65.85 14:30:01 10.51 0.05 10.04 0.42 1.21 574.81 230.98 Average: 22.80 3.24 17.06 2.49 51.23 1607.50 25226.64 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:08 5761708 9077412 6853548 41.86 258152 3046760 7721128 44.32 1870904 8168804 2916 13:20:12 3703912 7046560 8885732 54.27 260932 3070744 9524680 54.67 1914172 10145656 556 13:30:01 6350260 9716584 6216936 37.97 262096 3093248 6922960 39.74 1924132 7530660 528 13:40:12 9970116 13487980 2448884 14.96 268064 3238748 3168668 18.19 1977172 3881740 136 13:50:12 7709472 11265892 4669656 28.52 269272 3276100 5342964 30.67 1981232 6133344 28 14:00:01 7774028 11348464 4587060 28.02 269820 3293588 5231436 30.03 1982800 6062888 812 14:10:12 7858820 11470888 4465144 27.27 270476 3330556 5694768 32.69 1987840 5980588 216 14:20:12 8365420 12000016 3936172 24.04 271076 3352500 4918404 28.23 1990180 5473704 228 14:30:01 7479616 11239508 4696200 28.68 275260 3468768 5298968 30.42 2006320 6332664 72 Average: 7219261 10739256 5195481 31.73 267239 3241224 5980442 34.33 1959417 6634450 610 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:08 lo 19.89 19.89 16.73 16.73 0.00 0.00 0.00 0.00 13:10:08 ens3 1.97 1.78 0.60 0.51 0.00 0.00 0.00 0.00 13:10:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:12 lo 47.72 47.72 20.56 20.56 0.00 0.00 0.00 0.00 13:20:12 ens3 1.73 1.47 0.34 0.29 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 18.36 18.36 8.78 8.78 0.00 0.00 0.00 0.00 13:30:01 ens3 0.65 0.37 0.11 0.07 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:12 lo 12.68 12.68 6.32 6.32 0.00 0.00 0.00 0.00 13:40:12 ens3 1.69 1.38 0.38 1.22 0.00 0.00 0.00 0.00 13:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:12 lo 19.83 19.83 10.30 10.30 0.00 0.00 0.00 0.00 13:50:12 ens3 0.96 0.73 0.26 0.20 0.00 0.00 0.00 0.00 13:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 lo 24.84 24.84 9.16 9.16 0.00 0.00 0.00 0.00 14:00:01 ens3 0.73 0.49 0.18 0.13 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:12 lo 22.33 22.33 10.29 10.29 0.00 0.00 0.00 0.00 14:10:12 ens3 1.08 0.63 0.31 0.22 0.00 0.00 0.00 0.00 14:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:12 lo 17.73 17.73 10.47 10.47 0.00 0.00 0.00 0.00 14:20:12 ens3 0.68 0.57 0.13 0.11 0.00 0.00 0.00 0.00 14:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 19.55 19.55 10.69 10.69 0.00 0.00 0.00 0.00 14:30:01 ens3 1.10 0.87 0.29 0.23 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.55 22.55 11.49 11.49 0.00 0.00 0.00 0.00 Average: ens3 1.18 0.92 0.29 0.33 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-9761) 02/12/26 _x86_64_ (4 CPU) 12:52:28 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:08 all 54.34 0.00 2.28 0.88 0.11 42.39 13:10:08 0 55.67 0.00 2.12 0.31 0.11 41.79 13:10:08 1 55.12 0.00 2.64 0.72 0.12 41.40 13:10:08 2 52.49 0.00 2.35 1.32 0.12 43.72 13:10:08 3 54.07 0.00 2.01 1.16 0.11 42.65 13:20:12 all 39.12 0.00 1.53 0.06 0.12 59.17 13:20:12 0 39.24 0.00 1.56 0.06 0.11 59.02 13:20:12 1 39.32 0.00 1.52 0.03 0.12 59.01 13:20:12 2 38.98 0.00 1.53 0.07 0.12 59.30 13:20:12 3 38.93 0.00 1.52 0.08 0.12 59.36 13:30:01 all 17.55 0.00 0.77 0.05 0.08 81.55 13:30:01 0 17.42 0.00 0.71 0.02 0.08 81.77 13:30:01 1 17.66 0.00 0.87 0.02 0.09 81.36 13:30:01 2 17.29 0.00 0.74 0.08 0.09 81.80 13:30:01 3 17.83 0.00 0.78 0.06 0.08 81.25 13:40:12 all 28.31 0.00 1.05 0.08 0.09 70.48 13:40:12 0 27.57 0.00 0.92 0.04 0.09 71.39 13:40:12 1 28.42 0.00 1.03 0.19 0.08 70.28 13:40:12 2 28.41 0.00 1.15 0.05 0.09 70.30 13:40:12 3 28.83 0.00 1.09 0.05 0.09 69.94 13:50:12 all 18.32 0.00 0.72 0.04 0.08 80.83 13:50:12 0 18.76 0.00 0.78 0.02 0.08 80.37 13:50:12 1 18.14 0.00 0.70 0.07 0.08 81.01 13:50:12 2 17.96 0.00 0.76 0.05 0.09 81.14 13:50:12 3 18.42 0.00 0.66 0.02 0.08 80.82 14:00:01 all 8.75 0.00 0.49 0.02 0.07 90.67 14:00:01 0 8.77 0.00 0.50 0.04 0.07 90.62 14:00:01 1 9.22 0.00 0.52 0.01 0.07 90.18 14:00:01 2 8.97 0.00 0.51 0.02 0.07 90.44 14:00:01 3 8.02 0.00 0.45 0.01 0.07 91.44 14:10:12 all 14.21 0.00 0.61 0.03 0.08 85.07 14:10:12 0 14.26 0.00 0.52 0.06 0.08 85.08 14:10:12 1 14.26 0.00 0.58 0.04 0.08 85.03 14:10:12 2 14.06 0.00 0.63 0.02 0.08 85.21 14:10:12 3 14.24 0.00 0.72 0.01 0.08 84.94 14:20:12 all 9.68 0.00 0.58 0.02 0.07 89.64 14:20:12 0 9.52 0.00 0.53 0.04 0.07 89.84 14:20:12 1 9.73 0.00 0.57 0.03 0.08 89.58 14:20:12 2 9.39 0.00 0.61 0.01 0.07 89.92 14:20:12 3 10.06 0.00 0.62 0.02 0.07 89.23 14:30:01 all 16.17 0.00 0.67 0.05 0.08 83.03 14:30:01 0 15.57 0.00 0.64 0.01 0.07 83.71 14:30:01 1 16.38 0.00 0.78 0.10 0.08 82.66 14:30:01 2 16.45 0.00 0.60 0.02 0.08 82.84 14:30:01 3 16.28 0.00 0.67 0.06 0.08 82.92 Average: all 23.02 0.00 0.97 0.14 0.09 75.78 Average: 0 23.06 0.00 0.92 0.07 0.08 75.86 Average: 1 23.22 0.00 1.02 0.14 0.09 75.53 Average: 2 22.76 0.00 0.99 0.18 0.09 75.98 Average: 3 23.05 0.00 0.95 0.16 0.09 75.75